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	In a computer system, which of the following has largest number of mechanical components and thus most unreliable.	A. magnetic tape B. magnetic drum C. floppy disk D. printer
2	The time required for the access arm to get into position over a particular track is	A. rotational delay B. data transfer C. seek time D. head switching
3	The time require for the access arm to get into position over a particular track is.	A. rotational delay B. data transfer C. seek time D. head switching
4	The major disadvantage of magnetic tapes is.	A. cost B. unreliability of store data C. slow data recording D. data is to be accessed sequentially
5	A magnetized spot represents	A. cpi B. MB C. 0 bit D. 1 bit
6	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
7	A pictorial screen symbol that represent a computer activity is called	A. pointer B. touch screen C. miicr D. icon
8	A storage medium which cannot support both direct-access and sequential-access application is.	A. magnetic drum B. hard disk C. magnetic tape D. floppy disk
9	Assigning more sector to outer hard disk is called	A. data transfer B. randomizing C. sectoring D. zone recording
10	CD-ROM has the same format as a(n).	A. backup tape B. DAT C. diskette D. audio compact disk