Which of the following is valid statement?
Data in itself is useless unless it is processed
The data that is processed is called a program
The data which is not yet processed is information
Information is processed by computer to generate data.
Correct Answer :
A. Data in itself is useless unless it is processed
Related Questions
Personal computers used a number of chips mounted on a main circuit board. What is the common name for such boards?
Daughterboard
Motherboard
Father board
Child board
The latest PC keyboards use a circuit that senses the movement by the change in its capacitance,
Capacitance keyboard
Mechanical keyboard
Qwerty keyboard
Dvorak keyboard
Which of the following memories must be refreshed many times per second?
Static RAM
Dynamic RAM
EPROM
ROM
Which of the following require large computers memory?
Imaging
Graphics
Voice
All of Above
Which is valid statement?
1 KB = 1024 Bytes
1 MB = 1024 Bytes
1 KB = 1000 Bytes
1 MB = 1000 Bytes
Magnetic disks are the most popular medium for
Direct access
Sequential access
Both of above
None of above
Bit stands for
Binary digits
bit of system
a part of byte
All of above
When did IBM introduce the 20286 based PC/AT?
1982
1984
1985
1989
How was the generation of computer classified?
By the device used in memory & processor
By the speed of computer
By the model of the computer
By the accuracy of computer
Which of the following is a feature of fifth generation computers?
Use of natural language
artificial intelligence
bio-chips
All of above
A register organized to allow to move left or right operations is called a
Counter
Loader
Adder
Shift register
Artificial Intelligence is associated with which generation?
First Generation
Second Generation
Fifth Generation
Sixth Generation
Microprocessors as switching devices are for which generation computers
Second Generation
Fourth Generation
Third Generation
First Generation
Which of the following is used as a primary storage device?
Magnetic drum
Hard Disks
Floppy
All of above
What was the main disadvantage of vacuum tubes?
They were larger in size
They consumed a lot of electricity
They produced heat and often burned out
The operation cost was high
MICR stands for
Magnetic Ink Character Reader
Magnetic Ink Code Reader
Magnetic Ink Cases Reader
None
hat produces useful information out of data?
Computer
Processing
Programming
none of above
The primary advantage of key-to-tape data entry system is
A large percentage of editing can be performed at the time of data entry
Key verification is easily performed
The tape is reusable
Keying errors can be detected as they occur.
Another word for a daisy wheel printer
Petal printer
Golf ball printer
Laser printer
Line printer
In a computer, most processing takes place in
Memory
RAM
motherboard
CPU
Perforated paper used as input of output media is known as
paper tapes
magnetic tape
punched papers tape
card punch
Which of the following is first generation of computer
EDSAC
IBM-1401
CDC-1604
ICL-2900
Second Generation computers were developed during
1949 to 1955
1956 to 1965
1965 to 1970
1970 to 1990
The first microprocessor built by the Intel corporation was called
8008
8080
4004
8800
The earliest calculating devices are
Abacus
Clock
Difference Engine
None of these
The notable features like keyboards, monitors, GUI were developed in
First generation
Second generation
Third generation
Fourth generation
The storage subsystem in a microcomputer consists mainly of or media with varying capacities
Memory or video
Magnetic or optical
Optical or memory
Video or magnetic
Serial access memories are useful in applications where
Data consists of numbers
Short access time is required
Each stored word is processed differently
Data naturally needs to flow in and out in serial form
Which of the printers used in conjunction with computers uses dry ink powder?
Daisy wheel printer
Line printer
Laser printer
Thermal printer
Who designed the first electronics computer ? ENIAC/
Von Neumann
Joseph M Jacquard
J. P. Eckert and J. W. Mauchly
All of above