Computer gk short questions | computer gk part-1

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Computer Gk Short Questions 

computer short questions mcq

Computer Gk mCQ QUIZ

Q.1: UNIVAC is ?
[A] Universal Automatic Computer
[B] Universal Array Computer
[C] Unique Automatic Computer
[D] Unvalued Automatic Computer

[A] Universal Automatic Computer

Q.2: The basic operations performed by a computer are?
[A] Arithmetic operation
[B] Logical operation
[C] Storage and relative
[D] All the above

[D] All the above

Q.3: The two major types of computer chips are ?
[A] External memory chip
[B] Primary memory chip
[C] Microprocessor chip
[D] Both b and c

[D] Both b and c

Q.4: Microprocessors as switching devices are for which generation computers
[A] First Generation
[B] Second Generation
[C] Third Generation
[D] Fourth Generation

[D] Fourth Generation

Q.5: ASCII and EBCDIC are the popular character coding systems.
What does EBCDIC stand for ?

[A] Extended Binary Coded Decimal Interchange Code
[B] Extended Bit Code Decimal Interchange Code
[C] Extended Bit Case Decimal Interchange Code
[D] Extended Binary Case Decimal Interchange Code

[A] Extended Binary Coded Decimal Interchange Code

Q.6: The brain of any computer system is
[A] ALU
[B] Memory
[C] CPU
[D] Control unit

[C] CPU

Q.7: Storage capacity of magnetic disk depends on
[A] tracks per inch of surface
[B] bits per inch of tracks
[C] disk pack in disk surface
[D] All of above

[D] All of above

Q.8: The two kinds of main memory are:
[A] Primary and secondary
[B] Random and sequential
[C] ROM and RAM
[D] All of above

[C] ROM and RAM

Q.9: Computer is free from tiresome and boardroom. We call it
[A] Accuracy
[B] Reliability
[C] Diligence
[D] Versatility

[C] Diligence

Q.10: Integrated Circuits (ICs) are related to which generation of computers?
[A] First generation
[B] Second generation
[C] Third generation
[D] Fourth generation

[C] Third generation

Q.11: CD-ROM is a

[A] Semiconductor memory
[B] Memory register
[C] Magnetic memory
[D] None of above

[D] None of above

Q.12: A hybrid computer ?
[A] Resembles digital computer
[B] Resembles analogue computer
[C] Resembles both a digital and analogue computer
[D] None of the above

[C] Resembles both a digital and analogue computer

Q.13: Which type of computers uses the 8-bit code called EBCDIC?
[A] Minicomputers
[B] Microcomputers
[C] Mainframe computers
[D] Super computer

[C] Mainframe computers

Q.14: The ALU of a computer responds to the commands coming from
[A] Primary memory
[B] Control section
[C] External memory
[D] Cache memory

[B] Control section

Q.15:Chief component of first generation computer was
[A] Transistors
[B] Vacuum Tubes and Valves
[C] Integrated Circuits
[D] None of above

[B] Vacuum Tubes and Valves

Q.16:To produce high quality graphics (hardcopy) in color, you would want to use a/n
[A] RGB monitor
[B] Plotter
[C] Ink-jet printer
[D] Laser printer

[B] Plotter<

Q.17: What are the stages in the compilation process?
[A] Feasibility study, system design and testing
[B] Implementation and documentation
[C] Lexical Analysis, syntax analysis, and code generation
[D] None of the above

[C] Lexical Analysis, syntax analysis, and code generation

Q.18:Which of the following IC was used in third generation of computers?
[A] SSI
[B] MSI
[C] LSI
[D] Both a and b

[D] Both a and b

Q.19: The main electronic component used in first generation computers was
[A] Transistors
[B] Vacuum Tubes and Valves
[C] Integrated Circuits
[D] None of above

[B] Vacuum Tubes and Valves

Q.20: A dumb terminal has
[A] an embedded microprocessor
[B] extensive memory
[C] independent processing capability
[D] a keyboard and screen

[D] a keyboard and screen

Q.21: One millisecond is ?
[A] 1 secondt
[B] 10th of a seconds
[C] 1000th of a seconds
[D] 10000th of a seconds

[C] 1000th of a seconds

Q.22: The output quality of a printer is measured by ?
[A] Dot per sq. inch
[B] Dot per inch
[C] Dots printed per unit time
[D] All of the above

[B] Dot per inch

Q.23: Which of the following was a special purpose computer?
?

[A] ABC
[B] ENIAC
[C] EDVAC
[D] All of the above

[A] ABC

Q.24: What was the computer invented by Attanasoff and Clifford ?
[A] Mark I
[B] ABC
[C] Z3
[D] None of above

[B] ABC

Q.25: Which of the following storage devices can store maximum amount of data?
[A] Floppy Disk
[B] Hard Disk
[C] Compact Disk
[D] Magneto Optic Disk

[B] Hard Disk

Q.26: Which computer was considered the first electronic computer until 1973 when court invalidated the patent?
[A] ENIAC
[B] MARK I
[C] Z3
[D] ABC

[A] ENIAC

Q.27: A physical connection between the microprocessor memory and other parts of the microcomputer is known as
[A] Path
[B] Address bus
[C] Route
[D] All of the above

[B] Address bus

Q.28: High density double sided floppy disks could store of data

[A] 1.40 MB
[B] 1.44 GB
[C] 1.40 GB
[D] 1.44 MB

[D] 1.44 MB

Q.29: A high quality CAD system uses the following for printing drawing and graphs

[A] Dot matrix printer
[B] Digital plotter
[C] Line printer
[D] All of the above

Q.30: Which of the following is not an input device?

[A] OCR
[B] Optical scanners
[C] Voice recognition device
[D] COM (Computer Output to Microfilm)

[D] COM (Computer Output to Microfilm)

Q.31: The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately

[A] 16 digits
[B] 6 digits
[C] 9 digits
[D] All of above

[A] 16 digits

Q.32: In most of the IBM PCs, the CPU, the device drivers, memory, expansion slots and active components are mounted on a single board. What is the name of the board?

[A] Motherboard
[B] Daughterboard
[C] Bredboard
[D] Fatherboard

[A] Motherboard

Q.33: Magnetic disks are the most popular medium for

[A] Direct access
[B] Sequential access
[C] Both of above
[D] None of above

[D] None of above

Q.34: A technique used by codes to convert an analog signal into a digital bit stream is known as

[A] Pulse code modulation
[B] Pulse stretcher
[C] Query processing
[D] Queue management

[A] Pulse code modulation

Q.35: Regarding a VDU, Which statement is more correct?

[A] It is an output device
[B] It is an input device
[C] It is a peripheral device
[D] It is hardware item

[C] It is a peripheral device

Q.36: A modern electronic computer is a machine that is meant for

[A] Doing quick mathematical calculations
[B] Input, storage, manipulation and outputting of data
[C] Electronic data processing
[D] Performing repetitive tasks accurately

[B] Input, storage, manipulation and outputting of data

Q.37: When was vacuum tube invented?
[A] 1900
[B] 1906
[C] 1910
[D] 1880

[B] 1906

Q.38: Which of the following produces the best quality graphics reproduction?
[A] Laser printer
[B] Ink jet printer
[C] Plotter
[D] Dot matrix printer

[C] Plotter

Q.39: Computers with 80286 microprocessor is
[A] XT computer
[B] AT computers
[C] PS/2 computer
[D] None of above

[C] PS/2 computer

Q.40: An application suitable for sequential processing is
[A] Processing of grades
[B] Payroll processing
[C] Both a and b
[D] All of above

[C] Both a and b

Q.41: Which of the following is not processing?
[A] arranging
[B] manipulating
[C] calculating
[D] gathering

[A] arranging

Q.42: The digital computer was developed primarily in
[A] USSR
[B] Japan
[C] USA
[D] UK

[C] USA

Q.43: Software in computer
[A] Enhances the capabilities of the hardware machine
[B] Increase the speed of central processing unit
[C] Both of above
[D] None of above

[A] Enhances the capabilities of the hardware machine

Q.44: Today’s computer giant IBM was earlier known by different name which was changes in 1924. What was that name ?
[A] Tabulator Machine Co.
[B] Computing Tabulating Recording Co.
[C] The Tabulator Ltd.
[D] International Computer Ltd.

[B] Computing Tabulating Recording Co.

Q.45: Before a disk drive can access any sector record, a computer program has to provide the record’s disk address. What information does this address specify?
[A] Track number
[B] Sector number
[C] Surface number
[D] All of above

[D] All of above

Q.46: The arranging of data in a logical sequence is called
[A] Sorting
[B] Classifying
[C] Reproducing
[D] Summarizing

[A] Sorting

Q.47: What is the responsibility of the logical unit in the CPU of a computer?
[A] To produce result
[B] To compare numbers
[C] To control flow of information
[D] To do math’s works

[B] To compare numbers

Q.48: Abacus was the first
[A] electronic computer
[B] mechanical computer
[C] electronic calculator
[D] mechanical calculator

[D] mechanical calculator

Q.49: If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be
[A] 216
[B] 65,536
[C] 64K
[D] Any of the above

[B] 65,536

Q.50: Instructions and memory address are represented by
[A] Character code
[B] Binary codes
[C] Binary word
[D] Parity bit

[B] Binary codes

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