MCQs for competitive exams (topic wise)

 INTRODUCTION TO COMPUTER

Q.1     represents which part of computer.
A) Monitor	B) Mouse	C) CPU	D) None of these
Q.2   CPU is the ________ of computer.
A) brain	B) hand	C) leg	D) None of these
Q.3 IPO cycle contains
A) Inactive Process Output	B) Inter Process Output	C) Input Process Output	D) None of these
Q.4 All hardware devices are connected to the
A) CPU	B) UPS	C) DVD	D) None of these
Q.5 All physical devices are –
A) hardware	B) software	C) process	D) None of these
Q.6 Computer makes our work easier and _________.
A) lazy	B) faster	C) waster	D) None of these
Q.7 Computer needs _____ to do work.
A) hardware	B) pen drive	C) software	D) None of these
Q.8 Computer saves
A) Light	B) Speed	C) Time	D) None of these
Q.9 _____ is used to listen music.
A) printer	B) speaker	C) eraser	D) None of these
Q.10 ______ is the meaningful information called result that we receive after processing of data
A) Data	B) Process	C) Output	D) None of these
Q.11 PDA stands for
A) Personal Digital Assistant	B) Personal Data Assistant	C) Personal Document Assistant	D) None of these
Q.12 who is known as "Father of Computer"?
A) Allen Turing	B) Charles Babbage	C) Augusta Adaming	D) None of these
Q.13 ALU stands for
A) Arithmetic Logic Unit	B)Array Logic Unit	C) Application Logic Unit	D) None of these
Q.14 The parts of a computer that can be touched are called Hardware.
A) True	B) False	C) Can’t say	D) None of these
Q.15 Which of the following statements is NOT true about the given machine?
A) It is an electronic machine.	B) It is cheaper than laptops.	C) It stores, retrieves and processes data.	D) It is powered by a rechargeable battery and that's why needs to be charged regularly
Q.16 A computer cannot takes its own decisions, and it works only on man's order, which means ___.
A) It has no IQ	B) It has no memory	C) It is not accurate	D) It is versatile
Q.17 PARAM was developed by _____?
A) C-DAC	B) IIT Kanpur	C) BARC	D) IIT Delhi
Q.18  A Computer portable and easy to carry by travellers is
A) Super computer	B) Laptop	C) Mini computer	D) File servers
Q.19 Which of the following refers to the fastest, biggest and most expansive computer
A) Personal computer	B) Laptop	C) Note book	D) Super computer
Q.20 Find the correct order on the basis of cost of computer
A) Mainframe computer < super computer< mini computer< micro computer	B) super computer < mini computer < micro computer	C) super computer	D) micro computer < minicomputer < super computer
ANSWER KEY:

1-- MONITOR   , 2-- BRAIN  , 3 -- INPUT-PROCESS-OUTPUT , 4-- CPU  , 5-- HARDWARE , 6-- FASTER , 7-- SOFTWARE , 8-- TIME , 9-- SPEAKER , 10-- OUTPUT , 11—PERSONAL DIGITAL ASSISTANT  , 12—CHARLES BABBAGE , 13—ARITHMETIC LOGIC UNIT   , 14--  TRUE, 15-- IT IS POWERED BY A RECHARGEABLE BATTERY AND THAT'S WHY NEEDS TO BE CHARGED REGULARLY  , 16 -- IT HAS NO IQ , 17-- C-DAC , 18-- LAPTOP , 19-- SUPERCOMPUTER , 20 -- SUPER COMPUTER < MINI COMPUTER < MICRO COMPUTER

HISTORY OF COMPUTERS

Q.1  Napier's bones is so named because it was invented by _______.
a) John Napier	b) Blaise Pascal	c) Thomas Napier	d) Thomas Abacus
Q.2 This device which was made up of moveable wheels is called __________.
a) Abacus	b) Pascaline	c) Analytical engine	d) Difference Engine
Q.3  What is this device called?
a)Microchip	b) Vacuum tube	c)Transistor	d) VLSI
Q.4  The second generation computers depended on_______.
a) Vacuum tubes	b) Transistors	c) Microprocessors	d) Integrated circuits
Q.5 MARK-1 was the first electro-mechanical computer. It was invented by ______.
a)  Charles Babbage	b) John Napier	c) J. Presper Eckert	d) Howard H. Aiken
Q.6  Which of the following was the first Supercomputer made in India.
a) ANUPAMA	b) SAGA	c) EKA	d) PARAM 8000
Q.7 _______ was one of the earlier electronic general purpose computer and was conceived and designed by John Mauchly and J. Presper Eckert.
a) EDSAC	b) EDVAC	c) UNIVAC	d) ENIAC
Q.8   How was a generation of computers is classified ?
a) By the devices used in memory and processor.	b) By the speed of the computer.	c) By the model of the computer.	d) By the accuracy of the computer.
Q.9  Select the INCORRRECT match.
a) Abacus - First Calculating device. It was invented in the 16th century in Chine.	b) Napier’s Bones - It was used for addition, subtraction, multiplication and division, made by Sir John Napier	c) Pascaline - First electro-mechanical calculator, invented by Blaise Pascal.	d) Difference Engine - First mechanical computer, designed by Charles Babbage Pascal
Q.10 UNIAC stands for __________. 1.
a) Universal Automatic Calculator	b) Universal Native Input Automatic computer	c) Universal Native Input Automatic calculator	d) Universal Automatic Computer
Q.11 ENIAC stands for __________.
a) Electronic Numerical Integrator And Computer	b) Electronic Numerical Integrator And Calculator	c) Electronic Numerical Integrator Automatic Computer	d) Electronic Numerical Integrator Automatic Calculator
Q.12  Which of the following is the correct abbreviation of COMPUTER?
a) Commonly Occupied Machines Used in Technical and Educational Research	b) Commonly Operated Machines Used in Technical and Environmental Research	c) Commonly Oriented Machines Used in Technical and Educational Research	d) Commonly Operated Machines Used in Technical and Educational Research
Q.13 Which of the following device use positional notation to represent a decimal number?
a) Pascaline	b) Abacus	c) Computer	d) Calculator
Q.14  Which of the following invention gave birth to the much cheaper microcomputers?
a) PDAs	b) Microprocessors	c)  Microcomputers	d) Mainframes
Q.15  PDA stands for
a) Personal Digital Assistant	b) People’s Digital Assistant	c) Personal Data Assistant	d) People’s Data Assistant