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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.
Cache coherence refers to the integrity of data stored in local caches of a shared resource. Cache coherence is a special case of memory coherence. When clients in a system, mainly
Accumulator is the register in which Arithmetic and Logic calculations are completed.
Handler's Classification In 1977, Wolfgang Handler proposed an detailed notation for expressing the parallelism and pipelining of computers. Handler's classification addresses
Suppressing the number signs (+/-) is carried out using the addition NO-SIGNS to the Write statement. Statement is wrong.
A data structure in which an element is added and detached only from one end, is known as Stack
Subscript refers to the array of occurrence, whereas Index shown an occurrence of a table element. An index can only modified using perform, search & set. Require to have an index
Half Adder (for addition of two bits) Full Adder (for addition of three bits) Carry look ahead adder Carry save adder Carry propagate adder
Signalling transfer point (STP) exist in (A) Strowger exchange (B) SS7 (C) Local area network (D) PABX Ans: STP that is stand f
Design issues: To complete the maximum processor utilization in a multithreaded architecture, the following design issues have to be addressed: Context Switching time: S
Describe generic framework for electronic commerce Generic Framework for electronic commerce contains the Applications of EC (like as banking, shopping in online stores and m
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