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Raspberry pi glossary of terms dictionary extended

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8/17/2019 Raspberry Pi Glossary of Terms Dictionary Extended
https://projects-raspberry.com/raspberry-pi-glossary-of-terms...
8/17/2019 Raspberry Pi Glossary of Terms Dictionary Extended
https://projects-raspberry.com/raspberry-pi-glossary-of-terms...
8/17/2019 Raspberry Pi Glossary of Terms Dictionary Extended
https://projects-raspberry.com/raspberry-pi-glossary-of-terms...
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The Extended Version of glossary of Necessary Terms that are used to discover Raspberry pi or Arduino Projects and their Related Content and terms, Which one would have know About the Projects

The Extended Version of glossary of Necessary Terms that are used to discover Raspberry pi or Arduino Projects and their Related Content and terms, Which one would have know About the Projects

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Raspberry pi glossary of terms dictionary extended

  1. 1. 8/17/2019 Raspberry Pi Glossary of Terms Dictionary Extended https://projects-raspberry.com/raspberry-pi-glossary-of-terms-dictionary-extended/ 1/15 on: August 17, 2019 In: E-Books No Comments Search: Raspberry Pi Glossary of Terms Dictionary Extended The project glossary is a collection of vocabularies or phrases (the terms) captured from various models, reports and any other artifacts in the software project. Each term are de ned with its meaning speci c to the project domain. … understand the design artifacts. provide description to key terms and phrases. Headings De nations 10Base-T Twisted Pair Ethernet 10Base-T: Twisted Pair Ethernet twisted pair cable cord that gives a way to connect the Ethernet and the Local Area Networks and handle 10 megabits 802.11n type of high speed internet by the IEEE A command with a "freq" su x is probably dealing with settings control for performance of the RP's SoC a loop in programing is what? a sequence of comamnds that are repeated continously until a condition is reached A personal computer has a BIOS. What is BIOS? Basic Input-Output System A trigger-block in scratch does what? tells the sprite "when" to do something (there are only 4) A/mA Ampere/Milliampere, the base unit of electrical current. Milliamps 1/1000 of an ampere, measures the Current. Abstraction Representing a concept by hiding unnecessary details, revealing only the details that are important ACT (activity) light tells you if the SD is on and working Active Sensor Sends a signal and then detects changes in the environment based on the data returned, usually requires an external power source Ad-Hoc formed arranged or done for a particular use only Algorithm A series of precise instructions to solve a problem This is the Extended Raspberry Pi Glossary of Terms. It consists of almost all the terms that one could nd in Arduino or Raspberry Pi Projects. If you want to go to the Standard Glossary Click the Link: Standard Dictionary
  2. 2. 8/17/2019 Raspberry Pi Glossary of Terms Dictionary Extended https://projects-raspberry.com/raspberry-pi-glossary-of-terms-dictionary-extended/ 2/15 Headings De nations An add-on while using Rasbmc is another name for the music input player, kind alike You tube Analogue signal A continuous variable signal analogue/analog signal using informaiton represting a continous variable API Application programming interface; a set of functions used when building Software. Arduino a platform based on hardware and software that reads inputs (a nger on a button, a light on a sensor) and activates an output (a motor, a light etc.) Arduino a platform based on hardware and software that reads inputs (a nger on a button, a light on sensor) and activates an output (a motor, a light etc.) ARM a central processing unit that is desgined for small devices Arm A central processing unit that is designed for small devices Armv6 The instruction set architecture used on the rst Raspberry Pi (Pi 1) and the Pi Zero range. Armv7 The instruction set architecture used on the Raspberry Pi 2 range. Armv8 The instruction set architecture used on the Raspberry Pi 3 range; very similar to Armv7 in 32-bit mode. Assets Items needed to create a project, such as images or 3D-printed parts Auto-MDI feature of the RJ45 that prevents computers that are connecting networks to talk over each other BalenaEtcher The tool we recommend for programming SD cards ready for use on our devices; available for Linux, Windows, and Mac. Bare metal Programming the Raspberry Pi without using an operating system. Bash the most popular shell choice used in most Linux distrobutions Bash the most popular shell choice used in most Linux distrobutions BCM2711 The SoC used on the Raspberry Pi 4B BCM2835 the RP's SoC multimedia processor BCM2835 The RP's SoC multimedia processor, The SoC used on the Raspberry Pi 1, Compute Module 1, and Raspberry Pi Zero range BCM2836 The SoC used on the original Raspberry Pi 2 BCM2837 The SoC used on the Raspberry Pi 3, Compute Module 3, and Raspberry Pi 2 version 1.2 bezel/surround display related setting the distrots a display with RP is connected to a comptuer BLE/BTLE Bluetooth Low Energy, a low-power version of the Bluetooth wireless communications protocol. Bonding agent Adhesive for sticking components together (e.g. glue) Boolean logic -a form of algebra that all values are either True or False Boosting something done to the voltage that means boosting the signal within the chip boot device any hardware that can read or contains les requried for the computer to start
  3. 3. 8/17/2019 Raspberry Pi Glossary of Terms Dictionary Extended https://projects-raspberry.com/raspberry-pi-glossary-of-terms-dictionary-extended/ 3/15 Headings De nations Bootloader Software responsible for leading the Linux kernel. The most common is GRUB. Bootloader Software responsible for leading the Linux kernel. The most common is GRUB. Breadboard A reusable circuit board for prototyping electronic circuits bricking the process if breaking your RP or other device BT Bluetooth, a short-range, low-bandwidth, wireless communication protocol often used for mobile devices. bus a communication system that transfers info from between computers or inside between compoents of a computer Bus a communication system that transfers info from between computers or inside between compoents of a computer includes all hardware like bers, cables, communication protocols By using the cloud based system, it allows RP to work on more complicated docuemnets and tasks without solwing down becuase of memory capasity cache list of all software avaliabel to install via apt CAD Computer-aided design; allows precise 2D and 3D drawings and models of real-world objects to be designed on a computer capacious having a lot of room inside character encoding type of coding used by a languge Chromium is another name for Google Chrom Circuit A path along which current ows CISC -Complex instruction set computing Closed source -not open operating systems that dont let the user see insdide, EX CODEC Coder/Decoder, hardware or software blocks that encode and/or decode video or audio data. commands set of tools that all Linux distrobutions share that can be used on the terminal command line to make it do stu Communication protocol e.g, Internet Protocal (IP) a set a rules to send and recieve internet messages Computational thinking A set of mental skills that help to de ne a problem in such a way that a computer can solve it Compute Module A Pi variant aimed at commercial customers; uses a di erent form factor, facilitating use inside other products. Computer network/Data network group of computer systems that are linked through communication channels to facilitate resource sharing Computer network/Data network group of computer systems that are linked through communication channels to facilitate resource sharing Computer program collection of instructions to do a certain task Computer program collection of instructions to do a certain task usually executes it in a CPU or Central Processing Unit con guration how a system is set up Console a version of the terminal that is always avaliable, and the rst thing you see on pi
  4. 4. 8/17/2019 Raspberry Pi Glossary of Terms Dictionary Extended https://projects-raspberry.com/raspberry-pi-glossary-of-terms-dictionary-extended/ 4/15 Headings De nations Console a version of the terminal that is always avaliable, and the rst thing you see on pi console (system, computer, serial) physical device of comptuer and screen for text entry and display Constructs The basic elements of a computer program (e.g. if/else statements) Control ow The order in which a computer executes instructions crossover cable a cable that connects two network client togehter so the computers dont try to talk over each other CSI Camera Serial Interface, a hardware interface for connecting cameras to SoCs. dd a command line utitlity that is used to convert and copy els Debuging the process of going through a program's code to locate and x a problem or mistake. Decomposition Breaking a problem down into smaller, more manageable parts Dependencies packages that rely on other packages to operate Desktop environment software to make the GUI look pretty. GNOME and KDE are popular desktop envioemnets Desktop environment software to make the GUI look pretty. GNOME and KDE are popular desktop envioemnets Desktop environment software to make the GUI look pretty. GNOME and KDE are popular desktop envioemnets Device Tree (DT) A data structure for de ning hardware. Device Tree blob (DTB) A binary le containing a Device Tree; the result of compiling DTS les. Device Tree source (DTS) A human-readable source le to be compiled into a DTB. DHCP Dynamic Host Con guration Protocol, a network management protocol which dynamically assigns an IP address and other network con guration parameters to each device on a network. DHCP Dynamic Host Con guration Protocol a system on the network that tells the Pi how to connect Digital making Creative projects requiring technical skill and understanding Digital photos are known as bitmapped images Digital signal A signal that is either on or o Directoy the linux term for what Windows calls folders where els are stored Directoy the linux term for what Windows calls folders where els are stored distributions versions of Linux operating system Distrobution A particular version of Linux. Pidora, Arch and Raspbian are distrobutions DLNA Digital Living Network Alliance DMT Display Monitor Timings Domain Name Sytem (DNS) server converting names of networks into numbers reqired to access the remote system DPI Parallel Display Interface, an up to 24-bit parallel RGB interface via the Raspberry Pi's GPIO pins. DSI Display Serial Interface, a hardware interface for connecting LCD panels.
  5. 5. 8/17/2019 Raspberry Pi Glossary of Terms Dictionary Extended https://projects-raspberry.com/raspberry-pi-glossary-of-terms-dictionary-extended/ 5/15 Headings De nations Dt-Blob.bin A binary le containing initial GPIO con guration that is read by the rmware at boot time; despite the name, this is not Device Tree blob (although it is compiled by the Device Tree tools). DVI Digital Visual Interface, a video interface for connecting a source device to a monitor or display; electrically compatible with HDMI, so a simple adapter can convert from one to the other (excluding audio, which DVI does not support). eke make somethng last longer by onsuming it frugally embedded to put something such as a graphic into a program or on the internet Embedded or Nested one piece of programming is contained within another. emergency kernal second kernel for when the default kernel is not working encoding type a certain repertoire of characters by some kind of an encoding system. ESSID the SSID (Service Set Identi er) number of the network to which the adapter is connected. Reads a "o /any" if none Ethernet standard way to connect computers on a network with a wire connection interface for connecting multiple devices likes computers, routers, and switches Ethernet: standard way to connect computers on a network with a wire connection interface for connecting multiple devices likes computers, routers, and switches Ethos the characteristis sprit of a culture or era -EX: A[[ u PS X and WIndows NFS Example network attacted devices include Executable a le that can be run as a program. Linux les must be marked exeutlable in order to run Executable a le that can be run as a program. Linux les must be marked exeutlable in order to run EXT2/3/4 THe EXTended le system, the most common le system used in Linux EXT2/3/4 THe EXTended le system, the most common le system used in Linux FAQ Frequently Asked Questions! File system The wat a hard drive or other storage device is formatted so that its ready for storage le system content of the SD card File system The wat a hard drive or other storage device is formatted so that its ready for storage rmware a sfotware bundle that lets the system address the USB wireless adapter Firmware A Software bundle that lets the system address the USB wireless adapter ashing installing the software manually Flashing installing an operating system Flat Cable Connectors a type of ribbon cable that connects things inside a computer but can be used externally, usually connects disk drives to disk drive controllers Flat Cable Connectors a type of ribbon cable that connects things inside a computer but can be used externally, usually connects disk drives to disk drive controllers
  6. 6. 8/17/2019 Raspberry Pi Glossary of Terms Dictionary Extended https://projects-raspberry.com/raspberry-pi-glossary-of-terms-dictionary-extended/ 6/15 Headings De nations fork a version of a distrobution adapted by the community for a particualr task Fragment the value of the maximum fragment size, used on busy networks to split packets up GHz (unit) Gigahertz: 1 billion cycles per second GID Group ID GNOME one of the most common Linux desktop envioemnt GNOME one of the most common Linux desktop envioemnt GNU a free software project which provides many of the tools used in Linux distributions GNU A free software project which provides many of the tools used in Linux distributions GPIO General Purpose Input/Output, the programmable pins on the Raspberry Pi. GPU Graphical Processing Unit, a hardware device for handling graphical (and related) tasks at high speed; on the Raspberry Pi range up to the Pi 3B+, this is called the VideoCore4 (VC4), and is built into the SoC. On the Pi 4, a newer and faster version called VideoCore6 (VC6) is used. group allows memebrs to access tools in group GRUB the GRand Uni ed Bootloader, created by GNU and used to load the Linux kernel GRUB the GRand Uni ed Bootloader, created by GNU and used to load the Linux kernel GUI A grpahical user interface, in whcih teh user operates the computer via a mouse or touch Hard Disc storage device for information for programs that works by magnetics Hard Disc: storage device for information for programs that works by magnetics Hardware physical parts of a computer system Hardware physical parts of a computer system hash le with .shal ending used to verify that a download didnt corrupt HAT Hardware Attached on Top, a speci cation for designing devices to attach to the Raspberry Pi. HDCP High-bandwidth Digital Content Protection, an optional encryption mechanism used for HDMI or DVI transmission. HDMI interface for transferring uncompressed video data and compressed or uncompressed audio data from a compliant source to a comparable monitor HDMI High-De nition Multimedia Interface, a standard interface for transmitting uncompressed video and compressed or uncompressed audio data from a source device to a display device. hostname is teh name on it usees to identify itse on the network How are kinds of languages di erciated on a comand line? en = international organization How do you return the RP settings to normal? either delete the entire con g.txt le or delete the lines you chagned and restart
  7. 7. 8/17/2019 Raspberry Pi Glossary of Terms Dictionary Extended https://projects-raspberry.com/raspberry-pi-glossary-of-terms-dictionary-extended/ 7/15 Headings De nations How much storage does a desktop hard drive have? 4000GB (4TB) TB=terabyte HTPC Home Theather for Personal Computer HVS Hardware Video Scaler, a hardware block in the VC4 or VC6 GPU on all Raspberry Pi models that is used for manipulating and displaying bitmaps. I/O system Input/Output system I2C/I2C/IIC Inter-Integrated Circuit (pronounced I-squared-C), an electrical protocol used for attaching lower-speed peripheral ICs to processors and microcontrollers in short-distance, intra-board communication. I2S Inter-Integrated Circuit Sound, an electrical serial bus interface standard used for connecting digital audio devices together. IDLE Integrated Devlopment Enviroment IDLE opens up in "shell mode" whcih means anything you type in teh initial window will be immediately executed. To get out of shell mode, just make a new le IEEE computer society that puts out conferences and information and updates and stands for Institute for Electrical and Electronic Engineers IEEE computer society that puts out conferences and information and updates and stands for Institute for Electrical and Electronic Engineers If you are using RP as a productivity tool, then you shoul dput more memory in the _____. CPU instead of the GUI image le a means of storing data in a single le In order for other o ce suite packages to support the LibreO ce format and for other bene ts, the Libreo ce uses the _____ format. ODF In order to have a le shared (as in used simultaneously by multi directoires) you should link the le with a command in the terminal input and raw_input as commands are for ? the user inserting a value that resutls in something. For example, if you make a guess on a battleship game Interface a shared connection between two things such a hardware device and a computer or a human and a computer Interface a shared connection between two things such a hardware device and a computer or a human and a computer Intergers are whole numbers only, so you cannot do a division command with a simple / sign IP address address for the reciveing and communicating of internet data. For example if you get something of the internet you need an IP address to be delivered to. Also, it is not a continuous connection. It is a one time thing. ISA Instruction Set architecture ISA Instruction Set architecture
  8. 8. 8/17/2019 Raspberry Pi Glossary of Terms Dictionary Extended https://projects-raspberry.com/raspberry-pi-glossary-of-terms-dictionary-extended/ 8/15 Headings De nations ISP Imaging System Pipeline, a set of hardware (and sometimes software) stages that processes images from a camera into a high-quality result; the Raspberry Pi has a built-in hardware ISP that processes images captured from a camera attached to the CSI port. KDE Antoehr popular Linux desktop envieomtn KDE Antoehr popular Linux desktop envieomtn kernel brain or core that provides basic services to the operating system Kernel brain or core that provides basic services to the operating system kernel ring bu er portion of memeory used by Linux kernel to store its human readable output LAN Local Area Network, an Ethernet- or wireless-based communication network in a localised area, for example a house or o ce. LAN (Local Area Network) a computer network limited to a small area such a house Python Leafpad is the GUI for? LED Light Admitting Diode LED Light-Emitting Diode, a semiconductor device that produces light using electricity. Libre O ce is a metapackage, which means... it comes bundled with many additional packages Linux properly the kernel used by GNU/Linux. Popularly an open source operating system Linux The main operating system used on the Raspberry Pi; the particular customised distribution for the Raspberry Pi range is called Raspbian; third parties have also produced their own distributions. Live CD A linux distrobution provided as a CD or DVD which dosent require installation Live CD A linux distrobution provided as a CD or DVD which dosent require installation locals information abotu your location loopback interface that allos programs on teh Pi to talk to each other LXDE Lightweight X11 Desktop Enviroment mA milliamps Mbps megabits per second MBps megabytes per second MBps megabytes per second, Measure of computer processor storage, Is equal to 2^20 bytes Mbps megabits per second, Measure of data transfer speed, One megabit is 1 million bits MHz megahertz Micro SD card removable memory card for storing information Micro SD card removable memory card for storing information Micro-controller a small computer that has a processor core, memory, and programmable input/output peripherals
  9. 9. 8/17/2019 Raspberry Pi Glossary of Terms Dictionary Extended https://projects-raspberry.com/raspberry-pi-glossary-of-terms-dictionary-extended/ 9/15 Headings De nations Micro-controller a small computer that has a processor core, memory, and programmable input/output peripherals Midor teh default brower for the RP moc music on console Mode type setting of wirless newtwork to chose from most RP can reach overclock speeds of 800MHz but some can reach what? 1000 MHz mounting letting an operating system know about an external UMS MQTT - MQTT stands for MQ Telemetry Transport, a lightweight and simple machine-to-machine protocol often used for IoT devices; see the MQTT website. MSD Mass Storage Device (amongst other things), such as an SD card or hard disk drive. NAS network attached storage devices for sharing and streaming video music and pictures negotiation a device using its full power which is not a regular function of power sources netmask number that conntrols the size of the network NIC network interface controller/card NIC: network interface controller/card A computer hardware component that connects a computer to a computer network NOOBS way of setting up RP for the rst time NOOBS - New Out of Box software, easy OS system image installation for the Raspberry Pi range; note NOOBS is no longer developed by the Raspberry Pi team, see PINN instead. Openbox desktop envioemnt used by LXDE GUI Operator tells the computer what to do with inputs values and variables. (See inputs values and variables.) OTP One-Time Programmable, a type of memory that can only be programmed once, and retains the programmed data after power o ; used for serial numbers etc. Output Data sent out by a program (e.g. sound from a speaker) overclocking increasing a compoents clock speed to mkae it run faster than it was desgined to Overclocking a ects di rent RP uniquely beucase of natural variations in teh chip introduced during manufacturing Overlay A boot-time or run-time patch to a Device Tree allowing a degree of con guration by the user overscan when RP is connect to a computer or TV and teh display screen is messed up overscan when teh pciture area is slightly smaller than the transmitted picture overscan_right, frambu er_width, and sdtv_mode are examples of what? commands used in the con g.txt le to modify the display
  10. 10. 8/17/2019 Raspberry Pi Glossary of Terms Dictionary Extended https://projects-raspberry.com/raspberry-pi-glossary-of-terms-dictionary-extended/ 10/15 Headings De nations Package a collection of les required to rrun an applicaiton, typically handed by teh package manager package bundles of software package a piece of software ot a collection of di rent pieces of software desgined ot work together Package a collection of les required to rrun an applicaiton, typically handed by teh package manager Package manager a oool for keeping track of an intstalling new software package manager a tool for manageing packaged software Package manager a oool for keeping track of an intstalling new software parlance a particular way of speking or using words Parrellism In some computer languages it is possible to make the computer perform more than one task at the same time. parsed to have been analysed Parsed to have been analysed partition a section of a hard drive that is ready to have a le system applied to it for storage Partition a section of a hard drive that is ready to have a le system applied to it for storage Passive sensor Detects changes in the environment without actively sending out a signal (e.g. a PIR sensor) PCB printed Circuit Board (The RP itslef) PCB printed circuit board; a board connecting electronic components peripheral bus a bus for things like printers and hard drives Peripheral bus a bus for things like printers and hard drives pi and root user acccounts that are default on Raspbian (pi= normal root = superuser) piping using the less screen command pixel units Example: 1920 x 1080 means 1920 pixles wide by 1920 tall porting conferting software to make it suitable for di rent processors Porting conferting software to make it suitable for di rent processors -EX x86 software to ARMv6 processor Program is a sequence of instructions (or algorithm) written in a language or code that a computer can understand and put into action. A computer will do exactly what it is told so a program must be accurate. Programming language name given to one of the many ways in which a computer can be given instructions in a program. Examples include C++, JavaScript, Logo, PHP, Python and Ruby. Programming paradigm A style or way of thinking about programming (e.g. object-oriented) Protoboard A board which allows you to add components to a prototype circuit by soldering or cutting strips PSK (pre shared key) another name for a wi network's password PWR (power) light light on teh RP that tells if the power is one
  11. 11. 8/17/2019 Raspberry Pi Glossary of Terms Dictionary Extended https://projects-raspberry.com/raspberry-pi-glossary-of-terms-dictionary-extended/ 11/15 Headings De nations RAM random aces memory RAMFA Random Access Memory File System Raspberry Pi Desktop A version of the LXDE desktop environment, speci cally tailored to the Raspberry Pi (used to be called PIXEL). Raspbian customised variant of the Debian Linux distrobution which is one of the most prominate and popular distrobutions of Linux. (named after a guy nmaed Ian and his gf Deb) Raspi-Con g A command line tool for con guring Raspbian's operating system features; see our o cial documentation. raspivid, raspistill, raspiyuv, raspividyuv a set of applications to run the Raspberry Pi Camera Module in various modes; see our o cial documentation. Reducing the amount of memebr can result in a drop in performance rendering the processing of an outline image using color and shading to make it appear solid and three-dimensional. Rendering the processing of an outline image using color and shading to make it appear solid and three-dimensional. respositories a place where software is stored that can be searched through seraching a cache restrictued user account provent syou from accidenally doing something to break RP's software and prevents viruses and malware RJ45 cable/port -Resistered Jack 45 root the main user accout in linux, equivalent to the Windows administrativor acount. Also called the superuser Root the main user accout in linux, equivalent to the Windows administrativor acount. Also called the superuser root le system Linux version of a "drive" RPF - Raspberry Pi Foundation, the original, Uk-registered educational charity (1129409) that launched the Raspberry Pi. rpi-update A program you can run on a Raspberry Pi to download the very latest test rmware and Linux kernel; there is no guarantee that the latest version will work correctly, so you should only run rpi-update if recommended by a Raspberry Pi engineer. scanning process of nding/looking for a wireless network Schematic A diagram or plan representing a circuit Selection Choosing which code to execute based on a condition (if/else) Sequencing Executing lines of code one after another serial one piece at a time Service Set Identi er (SSID) basically the netowrk name set-top box processor a computer that can "talk" to the internet by having a broswer and an IP address Shell a text based command prompt, loaded in a terminal Shell a text based command prompt, loaded in a terminal used for human interaction, interpets inputs from a keybaord for example, is NOT on the kernel but uses the kernal
  12. 12. 8/17/2019 Raspberry Pi Glossary of Terms Dictionary Extended https://projects-raspberry.com/raspberry-pi-glossary-of-terms-dictionary-extended/ 12/15 Headings De nations Since LibreDraw cannot be used to edit bitmapped images (digital photos), there is another program called what? Gimp SoC System on a Chip, an integrated circuit that comprises all components of a computer. source code the computer language recipe that tells the system what to do SPI Serial Peripheral Interconnect SPI Serial Peripheral Interface bus, a synchronous serial communication interface speci cation used for short distance communication. SSD Solid State drive SSH secure Shell SSH Secure Shell, a cryptographic network protocol for operating network services securely over an unsecured network; see our o cial documentation or the Wikipedia article on SSH. Subroutine A named set of instructions in a program (also referred to as a function/procedure) sudo a program that allows retrcted users to run a command as the root user Sudo a program that allows retrcted users to run a command as the root user system-on-chip (SoC) an integrated circuit that integrates all compoents Terminal a text-based command prompt in whcih the suer interacts with a shell program Terminal a text-based command prompt in whcih the suer interacts with a shell program Test Mode settings on the RP were used during what? manufacturing to test the RP operations the con g.txt le is located in the /boot directory The LibreO ce packaage is large and on older RP modles you must resize the root le system The rasberry pi member is split between what two things? the CPU (central processesing unit) and teh GUI (graphical user interface) The RP's memory is small but extremely fast The Scratch language is multithreaded and object- oriented, which means? each object in teh program, inclduding sprites, can have its own code attached and that section of code runs simultaneoulsy and independently of other blocks. The SoC on the has two option s for audio output. What are tehy? 3.5 mm and the HDMI port the SoC on the RP is great beucase it does what with data? stores it temporily on teh slower main memory and the processor itself to improve performance TLA Three-letter abbreviation, almost the entire reason for this glossary. TLS Transport Layer Security, a cryptographic protocol used to supply security over a computer network, often used to secure other protocols such as MQTT.
  13. 13. 8/17/2019 Raspberry Pi Glossary of Terms Dictionary Extended https://projects-raspberry.com/raspberry-pi-glossary-of-terms-dictionary-extended/ 13/15 Headings De nations To run a le from IDLE or text editor (which should be saved under .py and not .txt) chosen what option? Run Module form the run menu or press F5 TP1 postiive (red) via for checking voltage TP1/TP2 Test points. TP2 negative (black) via for checking voltage trackball type of input device that moves the curser with a ball Tx-Power transmission power of the wireless adapted UART Universal Asunchronous Reveiver Transmitter UART Universal Asynchronous Receiver-Transmitter, a protocol for asynchronous serial communication in which the data format and transmission speeds are con gurable. UID User ID UMS USB Mass Storage Devices Upcycle Using materials which otherwise would be thrown away in order to make something of value UPnP Universal Plug and Play USB Universal Serial Bus USB Universal Serial Bus, the main Raspberry Pi models have four USB sockets for connecting USB devices, for example mice or keyboards. utitliy software software desgined to help analyze con gue and optimize a computer Variable A named area in memory where data is stored VC4, VC6 The VideoCore4 or VideoCore6 GPU used on the Raspberry Pi; contains a large number of hardware blocks that handle graphics, cameras, display, CODECs, etc. VESA Video Electronics Standards System vias coppper-clad homes in the RP for testing voltage Viedo from pi is a "source". There are two sources. WHat are they? local drives for the RP with the blue icon and network devices (Like NFS) that have a red icon virtual directories for accessing di rent portions of teh OS or hardware VNC A graphical desktop sharing system that uses the Remote Frame Bu er protocol (RFB) to remotely control another computer Volt (V) SI-derived unit for electrical potential di erence. voltage test poitns poitns on teh RP that will let you test the voltage of teh power for troubleshotting Watt A measure of power often used when specifying power supplies. What are examples of types of audio codexes? AAC, MP3 What are examples of types of video codexes? H.264, VP8, MPEG-2 What are some advantages to a RP? low power, low cost, tiny package, high-resolution
  14. 14. 8/17/2019 Raspberry Pi Glossary of Terms Dictionary Extended https://projects-raspberry.com/raspberry-pi-glossary-of-terms-dictionary-extended/ 14/15 Headings De nations What are the three panes of the Scratch interface? block palette (command list), sprites (objects), and stage (place where the it operates) What does Apache do in the LAMP stack? provides the web server What does LAMP stand for? Linux, Apache, MySQL, and PHP What does Linux do in the LAMP stack? provides the underlying operating system What does MySQL do in the LAMP stack? provides the database back-end What does PHP do in the LAMP stack? provides a scripting language What does the RP audio menu do? allows the option to force the Pi audio output to go via the HDMI path or the other option which is the 3.5 audio jack What i frambu er_width? changes the width of the console. for example, if your text was too small, you might strethc it out What is "cloud-based" software that does not live locally on your computer liek a regualar piece of software but is stored on powerful servers located in data centres throughout the world What is a Codex? a two part commpression technology that has audio and video parts. what is a headless server? a system taht runs without a GUI loaded. this is used for really memory intensvie programs like WordPress What is hdmi_drive one of teh hdmi commands What is LibreImpress? the same as powerpoint what is metadata? data that is keep intact when Gimp is saved with a XCF el instead of a JPG le What is on the con g.txt le exactly? inputs and outputs and at what speed teh BCM2835 chip runs What is overscan_right? ignores a certain number of pickles to x oversight on the left side of the screen What is PNG? Portable Network Graphics what is sdtv_mode adjusting the video output to t the devices of di rent countires What is the default speek of the core clock for general RP perfromance (commmand code: arm_freq) 700MHz or 700 Megahertz What is the MySQL? it is a Relational Database Management System (RDBMS) that basically sorts data recived into tabels and stores data What is the name for Full HD video? 1080p What is the XBMC? a free, open source video player program that is now called Kodi when changing settings, most commands have a series of words, an equal sign, and then a number. This number is what? the option you want out of the options in the setting. For example with the chache memebr, Replace the 1 with a 0 and it lets the CPU use the cache memory When the LAMP is install and the PHP script for the Apache is tested, you can create your own website whcih will be served byt eh RP
  15. 15. 8/17/2019 Raspberry Pi Glossary of Terms Dictionary Extended https://projects-raspberry.com/raspberry-pi-glossary-of-terms-dictionary-extended/ 15/15 Showing 1 to 362 of 362 entries Headings De nations WordPress is one of teh most popular blogging platforms WPA (Wireless Protected Access), WEP (Wired Equivalent Privacy), and WPS (Wi-Fi protected setup) types of network protection X11 The X Window system, a package that provides a graphical user interface (GUI) X11 The X Window system, a package that provides a graphical user interface (GUI) XBMC Video playing service on the RP Zoho and ThinkFree Online are popular cloud based o ce suites simular to goggle drive. Zoho is more for busienss and ThnkFree is almsot exatly like Google drive for FREE Looking for Hosting?

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