ECAT Pre Computer Science MCQ Test For Computer Chapter 3 With Answer

Top Scorers Of ECAT Computer Science Chapter 3 The Peripheral Devices MCQ`s Test

Sr.#	Question	Answer
1	A disk pack within a selected data module is a	A. backup unit B. Winchester C. diskette D. Cd-Rom
2	The most commonly used output devices in a computer system are	A. printers and monitors B. disk drives and printers C. disk drive and tape drives D. tape drive and keyboards
3	Which of the following cable is comprised of two separate insulated copper wires that are twisted?	A. Fiber optics B. Twisted pair wire C. coax D. Submarine
4	Internal modem is connected to	A. DCE cable B. RJ 45 cable C. RS 232 serial port D. DTE cable
5	A device used for optical-character recognition is a.	A. wand reader B. light pen C. mouse D. MICR reader
6	If electrical power supply to a computer system is inadvertently disrupted ,the serious damage would occur to	A. CPU B. disk C. CRT D. printer
7	The major disadvantage of magnetic tape is	A. cost B. unreliability of store data C. slow data recording D. data is accessed sequentially
8	A hard disk can be backed up efficiently using.	A. WORM B. a transaction file C. a tape backup system D. zoning
9	The speed at which a disk can find data being bought is called	A. access time B. data transfer rate C. direct time D. cylinder time
10	A storage medium which can not support both direct access and sequential access application is	A. magnetic drum B. hard disk C. magnetic tape D. floppy disk