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You Are On Multi Choice Question Bank SET 946

47301. An input device which can read characters directly from an ordinary piece of paper is

47302. Which of the following is not a part of the CPU

47303. Which of the following chips can be reprogrammed with special electric pulses?

47304. In this world of fast changing computer technology, one of the most important factor to be considered while purchasing a PC is, it should have a provision for

47305. A collection of eight bits is called

47306. The ALU of a central processing unit does the essential maths work for the computer. What does the control unit do?

47307. Which of the following storage and retrieval methods would be well suited to your processing requirements if you only need to retrieve records one at a time and there is no fixed pattern to the requests for data and records?

47308. In MODEMS

47309. Which is a secondary memory device?

47310. A storage device which is used to store data & information external to the main storage is known as

47311. In a PC, how much memory is available to application software?

47312. For a memory system, the cycle time is

47313. The number of records contained within a block of data on magnetic tape is defined by the

47314. The binary equivalent of the Octal number 13.54 is

47315. What process prepares the magnetic surface of a disk by creating concentric circles, called tracks, around the disk? (Each track is further divided into pic-shaped sections called sectors.)

47316. What does that acronym VGA stand for?

47317. Which part of the diskette should never be touched?

47318. The storage locations in the interal storage of a CPU are called

47319. Which is used to provide the sight information to the right person at the right time for proper decision making?

47320. Most disk drives have a single read/ write head for each disk surface. What is the advantage of suing multiple heads on each movable access arm?

47321. One of the main feature that distinguish microprocessors from microcomputers is

47322. Which type of display is the latest to be used for portable computer?

47323. Which of the following is not true of future computers?

47324. The EAM device that does not use a control panel is the:

47325. Whenever a peripheral is being controlled by the CPU, it is said to be online. If additionally, the computer files are updated as soon as any change takes place, the system is called

47326. The following is true about 2-out of-5 code:

47327. The Josephson tunneling device illustrates principles associated with the advanced storage technique:

47328. Which of the following statements is true?

47329. Communication between computers using standard telephone service

47330. A floppy disk contains

47331. When an input electrical signal A=10100 is applied to a NOT gate, its output signal is

47332. The first practical commercial typewriter was invented in 1867 in the United States by

47333. What is meant by quad-density (QD) diskette?

47334. Large computer system typically uses:

47335. First generation computers are characterised by

47336. Can you tell what passes into and out from the computer via its ports?

47337. What is the general name of the device which produces hardcopy graphics?

47338. When a disk stack is serviced by a comb-like access mechanism, there is one read/write head for each

47339. In which year was UK's premier computing event called "The Which Computer" started?

47340. In comparison to the internal (main) memory, tape or disk memory is

47341. Which of the following input/output devices is not associated with personal computers?

47342. The ALU of a computer responds to the commands coming from

47343. The heart of any computer is the

47344. Which of the following are likely to jam the read/write head of a disk pack?

47345. Impact printers

47346. Which of the following is not a practical data-processing approach?

47347. Bit map terminal

47348. A 32 bit microprocessor has the word length equal to

47349. The register which holds the address of the location to or from which data are to be transferred is known as

47350. In simplex transmission

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