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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.
One of the most important competitive strategies for E-Businesses today is business process reengineering. BPR is more than automating business processes to make modest improvement
Advantage of wrapping database calls into MTS transaction If database calls are complete within the context of a transaction, aborting the transaction will undo and changes that
Time synchronization is necessary in? Time synchronization is essential in TDM.
What is the advantage of buffering? Is buffering always effective? Justify your answer with help of an example. I/O buffer: One type of input-output requirement arises from d
What are privileged instructions? Some of the machine instructions that might cause harm to a system are designated as privileged instructions. The hardware permits the privil
Describe the term- Macros A macro is a key or name which signifies a series of commands or key strokes. Many applications allow single nominated key or single word on a keyboar
Q. What is Gustafsons Law? Amdahl's law is appropriate for applications where response time is significant. On the other hand there are numerous applications that necessitate
HTML is a Hyper text Markup Language and it is Scripting Language
The addressing specially used by Transport Layer is? The addressing particularly used through transport layer is application port address.
Discuss about OS as system software? OS is a large program or actually a collection of routines that is used to control the sharing of and interaction between various computer
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