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Question:
(a) Briefly explain how the functionality of the WWW has been enhanced, after its birth at CERN site. Use examples to illustrate your answer.
(b) Many modern computers are being sold without floppy disk drives. State two reasons why floppy disk drives are no longer considered necessary.
(c) Differentiate between sequential access and direct access when referring to a secondary storage device. Give one example of each.
(d) Briefly describe the four factors that affect the performance of a monitor.
(e) Computer security is often divided into three distinct master categories (controls): physical, technical and administrative. Explain what you understand by these different controls, giving examples to support your answer.
Q: Challenges and Prospects in Changing Information Technology? There is no doubt that information technology has made significant progress during the past two decades. Modern
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What is Directory? The device directory or simply called as directory records information-such as name, location, size, and type for all files on that certain partition. The
Q. Define Wait protocol? The wait protocol is used for resolving conflicts that arise due to some multiprocessors requiring same resource. There are 2 kinds of wait protocols:
What is pipelining? What are the various hazards encountered in pipelining? Explain in detail. The major characteristics of a pipeline are: a) Pipelining cannot be exe
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A Network uses a star topology if? A Network utilizes a star topology if all computers attach to a single central point.
The octal equivalent of (247) 10 is ? Ans. (247) 10 = (367) 8
MP4 (MPEG-4) MPEG-4 files are in a format which can hold a mixture of multimedia objects like video, audio, animation, images etc. MP4 players again use compression technology
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