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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.
Single Instruction and Multiple Data stream (SIMD) In this organisation, multiple processing elements are working under the control of a one control unit. It has multiple data
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Define Multiprogramming. Multiprogramming: A multiprogramming operating system is system which allows extra than one active user program or part of user program to be store
Why do we need to code a LOOP statement in both the PBO and PAI events for each table in the screen? We require coding a LOOP statement in both PBO and PAI events for every ta
Intelligent Retrieval from Database: Database system are large bodies of facts about some subjects, which are used to answer users queries about that subject. The design of d
With the help of a truth table explain the working of a half subtractor. Draw the logic diagram using gates. Ans: Half Subtractor: For the subtraction of B (subtrahend) f
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Q. Explain about Magnetic Disk? A disk is circular platter constructed of nonmagnetic material known as substrate, coated with a magnetisable material. This is used for storing
Explain the term Overlays. An overlay is an element of program that has the same load origin as several other part of the program. These are used for reduce the main memory req
The 2's complement of the number 1101110 is ? Ans. 1's complement of 1101110 is = 0010001 ans hence 2's complement of 1101110 is = 0010001 + 1 = 0010010.
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