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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.
Condition codes are the list of possible conditions that can be tested through conditional instructions. Typical conditional instructions have: conditional branches, conditional ju
Why must a modem be used to transmit binary data through a PSTN? (1) Use sketches and additional text to describe the following modulation methods. (a) Amplitude shift keying (b) F
Which one state is not a fundamental process state? Ans. Blocked state is not a fundamental process state.
As per the JMS specification, when you are in a transaction, the acknowledge Mode is ignored. If acknowledge() is known as within a transaction, it is ignored.
The idea of clustering is defined as use of multiple computers naturally multiple storage devices, PCs or UNIX workstations and their interconnections to make what emerges to users
Q. Show the liability of CPU in interrupt cycle? In the interrupt cycle the liability of CPU/Processor is to ensure whether any interrupts have happened checking presence of in
In a DTMF phone, digits are represented by: (A) Orthogonal frequencies. (B) Orthogonal Phases. (C) Orthogonal codes. (D) Orthogonal pulses. Ans: Di
What are the steps followed in testing? i. Unit testing - The individual components are tested in this method of testing. ii. Module testing - Related collection of independ
The total time to prepare a disk drive mechanism for a block of data to be read from is its ? Ans. latency plus seek time is the total time to prepare a disk drive mechanism fo
1. Insert the following characters with their respective priorities (shown as ordered pairs) into an empty treap: (K, 17), (F, 22), (P, 29), (M, 10), (N, 15), (L, 26), (G, 13),
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