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	Data us transmitted block by block in	A. Asynchronous mode B. Synchronous mode C. Communication mode D. Satellite mode
2	The disk storage that use both magnet and laser beam	A. hashing B. magneto optical C. CD-ROM D. WORM
3	The mechanism for reading or writing data in a disk is called	A. track B. access arm C. seek time D. rorational delay
4	An example of peripheral equipment	A. CPU B. spreadsheet C. printer D. microcomputer
5	Shift of a 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	The transfer of data from one place to another is called	A. Data processing B. Data distribution C. Data communication D. Data encryption
7	The equipment attached to CPU which computer can access are called	A. input output devices B. peripherals C. computer components D. Hardware
8	The concept of using several small disk packs that work together as a unit is	A. CD-ROM B. RAID C. WORM D. OMR
9	A one-color screen on a black background is called.	A. monochrome B. addressable C. blank D. liquid crystal display
10	A graph prepared by a computer.	A. Is its output B. Is the piece of information to user C. Is a hard copy D. All of the above