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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.
Organisational Inertia - Obstacle To Information System This is most easily understood as problems of change and culture. Like any change process technology led change will be
COM add-ins are software program's which are included into an application and they add already built in features to an existing application. They have general architecture across m
A useful exercise in understanding assembly language and its relation to machine language is to take a short assembly language program and translate it to machine language by hand.
State the SELECTIVE CLEAR - logic micro operations The selective-clear operation clears to 0 bits in register A only where there are corresponding 1's in the register B. For
How sensors uses in real time process control Sensors send data (through an analogue to digital converter - ADC) to a microprocessor or computer that decides whether or not to
Q. Show the instruction execution by using the micro-operations? A simple instruction can require: Instruction fetch: fetching instructions from the memory. Instruc
Explain Yet another Compiler-Compiler. YACC uses for "Yet another Compiler-Compiler": Computer program input usually has some structure; actually, all computer programs which
Q. Which way do twin twist props on a boat rotate when propelling the boat forward? Answer:- In opposite direction however they are designed to propel the boat forward eve
What are the uses of interrupts? Recovery from errors Debugging Communication among programs Use of interrupts in operating system
As per Nyquist criterion the sampling rate is (A) 2fs (B) (1/2)fs (C) (1/2fs)
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