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	Personal computer users may wish to increase their hard disk storage capacity with.	A. higher density B. DAT C. read only media D. removable hard disk cartridge
2	Assigning more sector to outer hard disk is called	A. data transfer B. randomizing C. sectoring D. zone recording
3	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
4	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
5	Shift of register by one bit to left in binary code is equivalent to	A. addition of 2 B. subtraction of 2 C. division by 2 D. multiplication by 2
6	Laser beam technology is used for	A. terminals B. optical disk C. keyboard D. magnetic tape
7	Imaging used what device to input data.?	A. scanner B. icon C. bar code reader D. tablet
8	To concept of using several small disk packs that work together as a unit is.	A. CD-ROM B. RAID C. WORM D. OMR
9	The ___________ is the physical path over which a message travels.	A. Single B. Double C. Protocol D. Medium
10	Which is not beneficial of secondary storage	A. convenience B. DAT C. economy D. space