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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.
Loop Level This is one more level of parallelism where iterative loop instructions can be parallelized. Fine Granularity size is used at this level also. Simple loops in a
Choose one area of rapid technological change in IT or Computer Science and research and report on recent developments and the outlook for the future in the area that you have chos
Explain the term - Instruction execution We know that the fundamental function performed by a computer is the execution of program. The program that is to be exec
Give the truth table of S-R and D-flipflops. Ans: The Truth Table for S-R Flip-Flop is illustrated in Fig.(a) and truth table of D Flip-Flop is illustrated in Fig.(b)
Subtract -27 from 68 using 2's complements. Ans. By using 2's complement 68-(-27)= 68-(-27) 2's complement representation of 68 = 01000100(64+4) 2's complement representatio
The device is packaged in a 80 pin PLCC device as shown.The main groupings of the pins are as follows Port A PA0 - PA7 Parallel Port or Timer Port B PB0 - PB7 Parallel Port or High
Use of Typewriters for Multiple Copies : Offices frequently require copies of various letters and documents. The simplest method is to make the copies at the same time along with
Magnify a triangle with vertices A = (0,0), B = (3,3) and C = (6,4) to twice its size in such a way that A remains in its original position.
Explain the term- Wireless Technologyand Broadband Wireless Technology (WiFi) and Broadband Most areas in the world now provide broadband instead of dial up for connectin
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