ECAT Pre Computer Science Chapter 3 online mcq test with answers for chapter 3 (Data Communication)

ECAT Computer Science Chapter 3 The Peripheral Devices Online Test

Sr. #	Questions	Answers Choice
1	The time require for the access arm to get into position over a particular track is.	rotational delay data transfer seek time head switching
2	A disk pack withing a sealed data module is a.	Backup unit Winchester diskette CD-ROM
3	DASD refers to.	disk storage track tape storage sorting
4	Soft copy refers to.	OCR-A screen output microfiche digitizing
5	A device that inputs data by scanning letters and numbers is a.	keyboard wand reader mouse diskette
6	A device used for optical-character recognition is a.	wand reader light pen mouse MICR reader
7	Another word for printer.	monochrome microfiche pixel cursor
8	A digital computer system consists of a central processing unit (CPU) interfaced with.	input devices auxilary storage output devices all of the above
9	The most common storage devices in a computer system are.	printers and monitors disk drives and printer disk drives and tape derives tape drives and keyboards
10	To most commonly used output device today is a.	CRT monitor keyboard mouse card punch
11	If electrical power supply to a computer system is inadvertently disrupted, the serious damage would occur to.	CPU disk CRT printer
12	A magnetized spot represents.	cpi MB 0 bit 1 bit
13	To concept of using several small disk packs that work together as a unit is.	CD-ROM RAID WORM OMR
14	CD-ROM has the same format as a(n).	backup tape DAT diskette audio compact disk
15	Personal computer users may wish to increase their hard disk storage capacity with.	higher density DAT read only media removable hard disk cartridge

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