Lahore Leads University 923224907404

2. LAHORE LEADS UNIVERSITY
NAME : SARFRAZ ALI.
Registration : 1046-BSCS (A)

3.  Types of Magnetic Tapes.
 Advantages of Magnetic Tapes.
 Limitations of Magnetic Tapes.
 Uses of Magnetic Tapes.

4.  The tapes which store data due to
magnatictivty .
 There are Four types of magnetic
tapes.

5. i- 1/2 – inch tape real. ii- 1/ 2 – inch tape cartridge.
iii- 1/4 - inch tape real. iv- 4-mm digital audiotape(DAT)

6. 1. ½ inch tape ribbon 2. Having Read/Write
used for storage. Memory.
3. Single unit having 4. Information store
one read and write Independently in parallel
head for each track. edge of the tape.
5. Data store in adjacent bit
configuration is known as
parallel representation .

7. 1. Data tapes was fat Difficult
storing process.
2. Data cartridges is easier to use
and cheaper.

8.  Look like VCR’s.
 Large size.
 Packed in a
cover.
 Safe from Dirt

9.  Sequential data storage, process program.
 Having Data Back-up.
 Store Data under environment like
temperature .

10.  DAT provides very high data density per
inch of tape.
 The tape length is either 60 meters or 90
meters .
 Very high data recording density is
obtained by using a special technique for
data recording.

11.  Unlimited storage.
 Low cost and High Data Storage in small
space.
 Easily portable from one place another.
 Not Linked Together with multi program.

12.  Access Nature is not suitable for Data
storage.
 Keep in Dust Free Environment, normal
temperature.
 Use Label Properly.

13.  Sequential Data Processing.
 Data backup-Stored online.
 Transfer b/w two computer not link
together.
 Distribution of software by vendors.