COMPUTER SOFTWARE ENGINEERING - NBTE

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NID in Software Engineering (Draft)
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cartridge, bubble, hard
disk, CD-ROM, floppy
disks, zip disk, tape
streamer, flash
memory, optical disk.
can be opened for
demonstration.
Describe the nature and
characteristics of media
listed above
Describe optical
storage device.
GENERAL OBJECTIVE 4: UNDERSTAND DIFFERENT FILE ACCESS METHODS AND THE BUFFERING TECHNIQUES.
TO:
A flip chart,
• Write simple programs
involving sequential and
A white board,
random access methods.
Week
9 – 10 4.1 Differentiate file access
types: - random access
and direct access storage
methods.
4.2 Seek time and rotational
delay
4.3 Explain The concept of a
buffer and its functions
4.4 Describe the calculation of
buffer requirement of a
file.
State different file
access types:- random
access and direct
access storage
methods.
Define seek time and
rotational delay
Explain the parameters
above in relation to
different access
methods mentioned
above.
OHP connected to PC
loaded with appropriate
software.
A PC with most input
and output devices that
can be opened for
demonstration.
To assist students to write
simple programs involving
sequential and random
access methods.
OHP connected to PC
loaded with
appropriate software
in a networked
laboratory.
A PC with most input
and output devices
that can be opened
for demonstration.
Define a buffer
List the functions of a
buffer
Calculate buffer
requirement of a file.
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