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Computer Gk For All Competitive Exams Series #94

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Computer Gk For All Competitive Exams Series #94

Q1861. The first mechanical computer designed by Charles Babbage was called:
a) Abacus
b) Analytical Engine√
c) Calculator
d) None of The Above
Q1862. Father of the punch card processing:
a) Charles Babbage
b) Dr. Herman Hollerith√
c) Blaise Pascal
d) None of The Above
Q1863. Which is true for Digital Computer:
a) It is less accurate than analog computer
b) It is used primarily in scientific applications√
c) It represents the decimal numbers through a string of binary digits
d) None of The Above
Q1864. Which is considered a direct entry device:
a) Optical Scanner
b) Light Pen
c) Digitizer
d) All of The Above√
e) None of The Above
Computer Languages
Q1865. Binary means:
a) Three
b) Four
c) Two√
d) None of The Above
Q1866. The digits used in binary number system are ____and____:
a) 1 and 2
b) 0 and 1√
c) 0 and 9
d) None of The Above
Q1867. Names, numbers and other information needed to solve a problem are
called:
a) Program
b) Data√
c) Controls
d) None of The Above
Q1868. The ______is a sequence of instructions that tells the computer how to
process the data:
a) program√
b) data
c) controls
d) None of The Above
Q1869. Computer ICs work reliably because they are based on _______design:
a) top – bottom
b) two stage
c) two states√
d) None of The Above
Q1870. When a transistor is cut off or saturated, transitory ______have almost no
effect:
a) wave
b) variations√
c) stage
d) None of The Above
Q1871. A ____is a group of devices that store digital data:
a) circuits
b) register√
c) bit
d) None of The Above
Q1872. _____is an abbreviation for binary digit:
a) bingit
b) base
c) bit√
d) None of The Above
Q1873. A byte is a string of _____bits:
a) two
b) ten
c) eight√
d) None of The Above
Q1874. The control and arithmetic-logic sections are called:
a) block diagram
b) control unit
c) central processing unit√
d) None of The Above
Q1875. The hexadecimal digits are 0 to 9 and A to _____:
a) E
b) G
c) F√
d) None of The Above
Q1876. The main advantage of hexadecimal numbers is the case of conversion from
hexadecimal to ____and vice versa:
a) binary√
b) decimal
c) BCD
d) None of The Above
Q1877. BCD stands for:
a) Base Coded Decimal
b) Bilateral Coded Decimal
c) Binary Coded Decimal√
d) None of The Above
Q1878. ASCII stands for:
a) Asian Standard Code for Information Interchange
b) American Standard Code for Information Interchange√
c) Associate Standard Code for Information Interchange
d) None of The Above
Q1879. The ASCII code is a 7 bit code for:
a) Letters
b) Numbers
c) Other Symbols
d) All of The Above√
e) None of The Above
Operating System
Q1880. Virtual Memory is:
a) An extremely large main memory
b) An extremely large secondary memory.
c) An illusion of an extremely large memory. √
d) None of The Above

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