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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.
Which Command permits for vertical alignment of fields one below the other. UNDER Command is used ofr vertical alignment.
What is critical section problem? A race condition at data item occurs when many processes simultaneously update its value data consistency, needs that only one process should
Non-Uniform Memory Access Model (NUMA) In shared memory multiprocessor systems, local memories can be joined with every processor. The group of every local memories form the gl
Bit Serial Associative Processor (BSAP) : When the associative processor accepts bit serial memory organization then it is known as bit serial associative processor. While only one
Explain E-mail gateways. Email using SMTP works better while both the sender and the receiver are on the Internet and can support TCP connections among sender and receiver. Tho
Q. Describe Message Passing Model? In message-passing model there be a set of tasks which employ their own local memories at the time of computation. Many tasks may inhabit on
WHAT IS COMPUTER? Computer is termed in the Oxford dictionary as "An automatic electronic apparatus for making controlling operations or calculations which are expressible i
Q. Explain the Structured Design of system? Structured Design utilizes graphic description (Output of system analysis) and focuses on development of software specifications.
What is the difference between Commit-work and Rollback-Work tasks? Commit-Work statement "performs" many functions relevant to synchronized execution of tasks. Rollback-work
a. Determine any three restrictions that apply to class members. b. Is it possible for single class to be a friend of another class? Illustrate this using a suitable C++ program
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