MCQs For NCERT Class 9 Computer Science Introduction to Computers

Please refer to the MCQ Questions for Class 9 Computer Science Introduction to Computers with Answers. The following Introduction to Computers Class 9 Computer Science MCQ Questions have been designed based on the current academic year syllabus and examination guidelines for Class 9. Our faculty has designed MCQ Questions for Class 9 Computer Science with Answers for all chapters as per your NCERT Class 9 Computer Science book.

Introduction to Computers Class 9 MCQ Questions with Answers

Please see below Introduction to Computers Class 9 Computer Science MCQ Questions, solve the questions and compare your answers with the solutions provided below.

Question. The first computer of history is known as the ………………
(a). ANIAC
(b).EDVAC
(c).Abacus
(d).calculator

Question. Abacus was the wooden rack holding horizontal wires with …………. Strung on them.
(a) beads
(b).numbers
(c).digits
(d)0 and 1

Question. With the help of abacus all regular …………………. Problem can be done.
(a). computer
(b).engineering
(c).mathematics
(d) daily

Question. —————– was invented in 1947 by William Shockley.
(a). Vacuum tubes
(b).Transistor
(c). IC
(d) Electrical Circuits

Question. A Transistor can work ———– times faster than vacuum tubes.
(a). 30 times
(b).40 times
(c). 50 times
(d)100 times

Question. The transistor was invented at —————– in 1947.
(a). Bell Labs
(b).Dell Labs
(c).sea shore
(d).space

Question. Ted Hoff produced first microprocessor in —————- for —————
(a). 1971, Microsoft
(b).1971,Intel
(c).1961,Intel
(d).1971,Windows

Question. First microprocessor was named as ————
(a). Intel4004
(b).Intel 4001
(c).Intel 4003
(d)Intel 4000

Question. Modern processors are less than ————- square inch and contain millions of electronic circuits.
(a).one
(b).half
(c).1/4th
(d). two

Question. Most of the 2nd generation computers used magnetic core memory as ……………….
(a). external storage
(b).internal storage
(c). RAM
(d).ROM

Question. IBM 7094 series, IBM 1400 series and CDC 164 are examples of ————- generation of computers.
(a). 2nd
(b).1st
(c).3rd
(d)5th

Question. IBM 360, UNIVAC 1108, IBM 370 were the successful computers of —————– generation.
(a).1st
(b).2nd
(c).3rd
(d).4th

Question. Apple Macintosh and IBM PC are the examples of ———— generation computers
(a).1st
(b).2nd
(c).3rd
(d).4th

Question. 4th generation of computers started with the inventions of ————-
(a). Integrated circuits
(b).microprocessor
(c).transistors
(d).all of the above

Question. Computers of 4th generation used ———————- memory.
(a).conductor
(b).silicon
(c).semiconductor
(d).none of the above

Question. A ——————— is a program that translates a source program into machine language.
(a). Assembler
(b).interpreter
(c). Compiler
(d).de-assembler

Question. A ——————– first reads the whole program before executing it.
(a). Assembler
(b).interpreter
(c). Compiler
(d).de-assembler

Question. An ———————- looks at each line of the program checks errors and then executes that line.
(a). Assembler
(b).interpreter
(c). Compiler
(d).de-assembler

Question. Fifth generation of computer is based on ————————— and are still in development stage.
(a). natural intelligence
(b).artificial intelligence
(c).intelligence
(d).human intelligence

Question. Early special purpose analog computers were the —————-, curvimeter and plainmeter.
(a). slide rule
(b).speed meter
(c).abacus
(d).difference engine

Question. The goal of fifth generation computing is to develop devices that respond to —————–and are capable of learning and self-organization.
(a). natural language
(b).old language
(c).modern language
(d). Computer language

Question. LISP was designed for ———————————— research.
(a). Artificial intelligence
(b).scientific
(c). Engineering
(d).mathematics

Question. C was developed in 1972 by —————-
(a). Dennis Ritchie
(b). Mauchley
(c).Neumann
(d). Sun Microsystems

Question. ————–is commonly used to program operating system.
(a). BASIC
(b).JAVA
(c). C Language
(d).LISP

Question. General purpose analog computer was first built in ————————–.
(a). 1920
(b).1930
(c).1940
(d).1830

Question. Digital computers process data in numerical form using——————–.
(a). digital circuits
(b).analogue circuits
(c).claculator
(d).none of the above

Question. In 1940s, Aiken built first general purpose digital computer called——————–
(a).Mark-II
(b).Mark-X
(c).Mark-2
(d).Mark-1

Question. ——————computers used analog to digital conversion and digital to analog conversion.
(a). dual computers
(b).hybrid computers
(c).digital computer
(d).analog computers

Question. HP 3000 is an example of ————————-
(a). Minicomputers
(b). Microcomputers
(c). Main frame computers
(d)super

Fill in the blanks :-

Question. _____and_______ are the examples of supercomputers.

Question. The_________unit of the analytical engine was to display the results of calculations.

Question. The first relay computer (electromechanical machine) using binary system was called the_________________.

Question. EDSAC stands for_______________________________.

Question. One of the earliest and the simplest computing devices, developed about 3000 years ago, was_____________.

Question. A simple _______consists of a rectangular wooden frame carrying several parallel wires, each wire sporting a number of beads.

Question. In Napier’s idea of product, the numbers in the top row were known as__________

Question. EDVAC stands for_______________________________.

Question. UNIVAC-1 stands for_____________________________.

Question. In 1642 Blaise Pascal designed a machine called_____.

Question. _______in 1672 developed a calculating machine which could not only add and subtract but also multiply and divide numbers directly.

Question. In 1786 J.H.Muller proposed another calculating machine called a_______________.

Question. ________________Computers had built-in error detecting devices.

Question. __________ Computers were able to perform multiprogramming and database management.