Class 9 Computer Science Chapter 1 Introduction To Computers MCQ Questions with Answer

Introduction To Computers Class 9 MCQ is one of the best strategies to prepare for the CBSE Class 9 Board exam. If you want to complete a grasp concept or work on one’s score, there is no method except constant practice. Students can improve their speed and accuracy by doing more Introduction To Computers class 9 MCQ which will help them all through their board test.

Introduction To Computers Class 9 MCQ Questions with Answer

Class 9 Computer Science MCQ with answers are given here to Chapter 1 Introduction To Computers. These MCQs are based on the latest CBSE board syllabus and relate to the latest Class 9 Computer Science syllabus. By Solving these Class 9 MCQs, you will be able to analyze all of the concepts quickly in the Chapter and get ready for the Class 9 Annual exam.

Learn Introduction To Computers Class 9 MCQ with answers pdf free download according to the latest CBSE and NCERT syllabus. Students should prepare for the examination by solving CBSE Class 9 Introduction To Computers MCQ with answers given below.

Question 1. Vacuum tubes were used in ————— generation of computers.
(a). 3rd
(b).2nd
(c).1st
(d)4th

Question 2. The most important computers of first generation were————–and ——————.
(a). ENIAC and UNIVAC
(b). ENIAC & EDVAC
(c). EDVAC & UNIVAC
(d) ENIAC and ANSII

Question 3. History of computers starts out about ………….. years ago
(a).4000
(b).5000
(c).50000
(d)3000

Question 4. In —————very large scale integration (VLSI) became more and more common.
(a). 1980‟s
(b). 1990‟s
(c). 1950‟s
(d) 1970‟s

Question 5. People used the concept of logarithms to develop the ………………… rule.
(a).addition
(b).slide
(c).counting
(d)calculating

Question 6. Slide rule was used till the middle …………
(a).70‟s
(b).60‟s
(c).80‟s
(d). 50‟s

Question 7. John Napier a Scottish mathematician created ……………… tables to facilitate calculations.
(a). Numeric
(b).mathematical
(c).logarithmic
(d).tabular

Question 8. John Napier created a device using ………… to perform arithmetic calculations.
(a).rods
(b).beads
(c). Wires
(d).CPU

Question 9. Computers run ………. Which process data and perform tasks based on the instructions contained in the program.
(a).CPU
(b).program
(c). Machine
(d).data

Question 10. Printing books and tracking inventory are some examples of …………………. Applications
(a).computer
(b).calculator
(c).programming
(d). Hardware

Question 11. Pascal invented the machine that has the system of ………
(a).Gears
(b).steps
(c).boxes
(d).circuits

Question 12. A computer is an electronic device that processes ———- and converts it into …………….
(a). document, information
(b).data, information
(c).information, process
(d).data, sequence

Question 13. Charles Babbage designed an automatic mechanical calculating machine called a …………….
(a). Variation engine
(b). Analytical engine
(c).computer engine
(d). Difference engine

Question 14. Difference Engine was designed in ……………..
(a). 1822
(b). 1852
(c). 1842
(d) 1832

Question 15. Pascal calculators were not accepted commercially just because of lack of ………….. for practical use.
(a). digits
(b).precision
(c).correction
(d).numbers

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Question 16. ………….. Produced a machine that was similar to Pascal but more reliable and accurate.
(a). Von Leibniz
(b).Napier
(c).Von Neumann
(d).Pascal

Question 17. ———————- are a way of communicating with the computer.
(a).natural language
(b).high language
(c). human language
(d). computer language

Question 18. Babbage constructed fully program controlled, automatic mechanical digital computer called
(a).Difference Engine
(b).Calculating Engine
(c).Variation Engine
(d). Analytical engine

Question 19. In 1981, IBM called its first microcomputer the——————
(a). IBM-360
(b).IBM-PC
(c).Mark-1
(d).none of the above

Question 20. Set of instruction to solve any kind of problem is called …………………..
(a).computer program
(b).code
(c).software
(d). information

Question 21. In 1890 Herman Hollerith developed the first electro-mechanical ………………..tabulator.
(a). keyboard
(b).punched card
(c). geared
(d) slide rule

Question 22. Stored program technique was invented by ……………………
(a). Von Neumann
(b).Napier
(c).Mauchley
(d) Bill-gates

Question 23. Analytical engine was supposed to operate automatically by ……………. And require only one person.
(a). Electricity
(b).Water
(c). Steam power
(d) automatic

Question 24. Punch cards were used by ………………
(a). Napier
(b).Hollerith
(c). Pascal
(d).John Neumann

Question 25. ENIAC consumed———-kilowatts of power and was capable of doing ——— additions.
(a). 150,5000
(b).130,4000
(c). 140,5000
(d).140,4000

Question 26. ENIAC was a decimal rather than a ——————- machine.
(a). Binary
(b).Digital
(c). Low Level
(d) High Level

Question 27. … and …. can be stored in the same memory. Thus the machine can itself alter either its program or internal data.
(a). data, information
(b).data and program
(c). data, software
(d) data, hardware

Question 28. The major drawback of ————— was that it had to be programmed manually by setting switches and plugging and unplugging cables.
(a). ENIAC
(b).EDVAC
(c).UNIVAC
(d).ANSII

Question 29. ………… and …………….. were the first commercially available computer.
(a). EDVAC, UNIVAC
(b). EDVAC, ENIAC
(c). EDSAC, UNIVAC
(d) EDVAC, ANSII

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