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	The mechanism for reading or writing data in a disk is called	A. track B. rorational delay C. access arm D. seek time
2	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
3	Which is not beneficial of secondary storage	A. convenience B. DAT C. economy D. space
4	The speed with which a disk can find data being bought is called.	A. access time B. data transfer time C. direct time D. cylinder time
5	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
6	A hard disk can be backed up efficiently using.	A. WORM B. a transaction file C. a tape backup system D. zoning
7	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
8	A magnetized spot represents	A. cpi B. MB C. 0 bit D. 1 bit
9	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
10	Laser beam technology is used for	A. terminals B. optical disk C. keyboard D. magnetic tape