Computer Question and Answer

1	A technique used by codes to convert an analog signal into a digital bit stream is known as - Pulse code modulation
2	An optical input device that interprets pencil marks on paper media is   O.M.R
3	Most important advantage of an IC is its Extremely high reliability
4	A program that converts computer data into some code system other than the normal one is known as  Encoder
5	A device designed to read information encoded into a small plastic card is Badge reader
6	A group of magnetic tapes, videos or terminals usually under the control of one master is Cluster
7	Any device that performs signal conversion is Modulator
8	A type of channel used to connect a central processor and peripherals which uses multipling is known as Multiplexer
9	The first generation of computers available was based on the bit micro processors. 8
10	The complete picture of data stored in database is known as scheme
11	A language which is close to that used within the computer is low level language
12	Which of the following is storing large amounts of data outside the main memory? auxilary storage
13	Which is a unit representing the no bits of discrete  Baud
14	The device that can both feed data into and accept data from a computer is  Input-Output device
15	The personnel who deals with the computer & its management put together are called  Humanware
16	Which one can store information in the form of microscopic pits on metal disks.- Laser disks
17	A device for converting handwritten impressions into coded characters & positional coordinates for input to a computer is  Writing tablet
18	A storage system for small amounts of data is Magnetic card
19	Which is another name for functional language?  Application language
20	A pen shaped device which can sense light, and is used to point at spots on a video screen. Light pen
21	A notation used to express clearly on algorithm is known as  Algorithmic language
22	Compression of digital data for efficient storage is  Packing
23	An operating system intended for use on microprocessor based systems that support a single user is  CP/M
24	Which programming language is based on Algol 60.  SIMULA
25	Computer memory consists of . RAM . ROM . PROM
26	A path by which communication is achieved between a central processor and other devices is called  Bus
27	A stand-alone system which produces one page of printed output at a time is Page printer
28	A memory that does not change its contents without external causes is known as  Static memory
29	A number which is stored and processed but not in the standard exponential form is called  Fixed point number
30	A memory that holds micro programs is RAM