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	CD-ROM has the same format as a(n).	A. backup tape B. DAT C. diskette D. audio compact disk
2	Computer output produced as small film images is called.	A. OCR B. COM C. LCD D. OMR
3	The transfer of data from one place to another is called	A. Data processing B. Data distribution C. Data communication D. Data encryption
4	Which input device is often attached to laptop computers.	A. trackball B. inscriber C. graphics display D. wand reader
5	Coaxial and fiber cables are examples of media	A. Guided B. Router C. Un-guided D. Simplex
6	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
7	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
8	A pictorial screen symbol that represent a computer activity is called	A. touch screen B. icon C. miicr D. pointer
9	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
10	Records stored on a Direct Access storage device.	A. must be read in a specific order B. must be read in groups C. must be read directly D. must be read sequentially or directly