61. Which of the following devices can be sued to directlyimage printed text?
A. OCR
B.OMR
C. MICR
D. All of above
[toggle] Answer – A [/toggle]
62. The output quality of a printer is measured by
A. Dot per inch
B. Dot per sq. inch
C. Dots printed per unit time
D. All of above
[toggle] Answer – B [/toggle]
63. In analogue computer
A. Input is first converted to digital form
B. Input is never converted to digital fo
C. Output is displayed in digital form
d.All of above
[toggle] Answer – B [/toggle]
64. In latest generation computers, the instructions are executed
A. Parallel only
B. Sequentially only
C. Both sequentially and parallel
D. All of above
[toggle] Answer – C [/toggle]
65. Who designed the first electronics computer–ENIAC?
A. Van-Neumann
B. Joseph M. Jacquard
C. J. Presper Eckert and John W Mauchly
D. All of above
[toggle] Answer – C [/toggle]
66. Who invented the high level language “C”?
A. Dennis M. Ritchie
B. Niklaus Writh
C. Seymour Papert
D. Donald Kunth
[toggle] Answer – A [/toggle]
67. Personnel who design, program, operate and maintain computer equipment refers to
A. Console-operator
B. Programmer
C. Peopleware
D. System Analyst
[toggle] Answer – C[/toggle]
68. When did arch rivals IBM and Apple Computers Inc. decide to join hands?
A. 1978
B. 1984
C. 1990
D. 1991
[toggle] Answer – D [/toggle]
69 .Human beings are referred to as Homosapinens, which device is called Sillico Sapiens?
A. Monitor
B. Hardware
C. Robot
D. Computer
[toggle] Answer – D[/toggle]
70.An error in software or hardware is called a bug. What is the alternative computer jargon for it?
A. Leech
B. Squid
C. Slug
D. Glitch
[toggle] Answer – D [/toggle]
71.Modern Computer are very reliable but they are not
A. Fast
B. Powerful
C. Infallible
D. Cheap
[toggle] Answer – C [/toggle]
72.What is the name of the display feature that highlights are of the screen which requires
operator attention?
A. Pixel
B. Reverse video
C. Touch screen
D. Cursor
[toggle] Answer – B[/toggle]
73.Personal computers use a number of chips mounted on a main circuit board. What is the
common name for such boards?
A. Daughter board
B. Motherboard
C. Father board
D. Breadboard
[toggle] Answer – B [/toggle]
74.In most IBM PCs, the CPU, the device drives, memory expansion slots and active components
are mounted on a single board. What is the name of this board?
A. Motherboard
B.Breadboard
C. Daughterboard
D.Grandmother board
[toggle] Answer – A[/toggle]
75.What is meant by a dedicated computer?
A. Which is used by one person only
B. Which is assigned one and only one task
C. Which uses one kind of software
D. Which is meant for application software
[toggle] Answer – B [/toggle]
76. The system unit of a personal computer typically contains all of the following except:
A. Microprocessor
B. Disk controller
C. Serial interface
D. Modem
[toggle] Answer – D [/toggle]
77. A computer program that converts an entire program into machine language is called a/an
A. Interpreter
B. Simulator
C. Compiler
D. Commander
[toggle] Answer – C [/toggle]
78. A computer program that translates one program instructions at a time into machine language is called a/an
A. Interpreter
B. CPU
C. Compiler
D.Simulator
[toggle] Answer – A [/toggle]
79. A small orintelligent device is so called because it contains within it a
A. Computer
B. Microcomputer
C. Programmable
D. Sensor
[toggle] Answer – D [/toggle]
80. A fault in a computer program which prevents it from working correctly isknown as
A. Boot
B. Bug
C. Biff
D. Strap
[toggle] Answer – B [/toggle]