31 Introduction to the Computer (Part 31)
23 Mar 2015
601.Which of the following devices have a limitation that we can only store information to it but cannot erase or modify it?
(1) Floppy Disk
(2) Hard Disk
(3) Tape Drive
(4) CDROM
(5) None of them
602.Which technology is used in Compact disks?
(1) Mechanical (2) Electrical
(3) Electro Magnetic
(4) Laser
(5) None of them
603.Which of the following storage devices can store maximum amount of data?
(1) Floppy Disk
(2) Hard Disk
(3) Compact Disk
(4) Magneto Optic Disk
(5) None of them
604.Which of the following is the largest manufacturer of Hard Disk Drives?
(1) IBM
(2) Seagate
(3) Microsoft
(4) 3M
(5) None of them
605.The programs which are as permanent as hardware and stored in ROM Is known as
(1) Hardware
(2) Software
(3) Firmware
(4) ROM ware
(5) None of them
606.Memory is made up of
(1) Set of wi res
(2) Set of circuits
(3) Large number of cells
(4) All of these
(5) None of them
607.Primary memory stores
(1) Data alone
(2) Programs alone
(3) Results alone
(4) All of these
(5) None of them
608.EPROM can be used for
(1) Erasing the contents of ROM
(2) Reconstruct! ng the contents of ROM
(3) Erasing and reconstructing the contents of ROM
(4) Duplicating ROM
(5) None of them
609.Which device can understand difference between data & programs?
(1) Input device
(2) Output device
(3) Memory
(4) Microprocessor
(5) None of them
610.The contents of information are stored in
(1) Memory data register
(2) Memory address register
(3) Memory arithmetic registers
(4) Memory access register
(5) None of them
611.Memory unit is one part of
(1) Input device
(2) Control unit
(3) Output device
(4) Central Processing Unit
(5) None of them
612.Algorithm and Flow chart help us to
(1) Know the memory capacity
(2) Identify the base of a number system
(3) Di rect the output to a pri nter
(4) Specify the problem completely and clearly
(5) None of them
613.Which of the following is not a valid size of a Floppy Disk?
(1) 8"
(2) 5 1/4"
(3) 1/2"
(4) 5 1/2"
(5) None of them
614.The basic operations performed by a computer are
(1) Arithmetic operation
(2) Logical operation
(3) Storageand relative
(4) All the above
(5) None of them
615.The earliest calculating devices are
(1) Abacus
(2) Clock
(3) Difference Engine
(4) All of these
(5) None of them
616.Who built the first Mechanical Calculator
(1) Joseph MarieJacquard
(2) John Mauchly
(3) Blaise Pascal
(4) Howard Aiken
(5) None of them
617.Punched cards were first introduced by
(1) Powers
(2) Pascal
(3) Jacquard
(4) Herman Hollerith
(5) None of them
618.Computers built before the First Generation of computers were:
(1) Mechanical
(2) Electro-mechanical
(3) Electrical
(4) All of these
(5) None of them
619.Word length of a Personal Computer is _
(1) 4 bits
(2) 8 bits
(3) 16 bits
(4) 64 bits
(5) None of them
620.Size of the primary memory of a PC ranges between
(1) 2KB to 8KB
(2) 64KB & 256KB
(3) 256KB & 640KB
(4) 8KB & 16KB
(5) None of them
Answers : 601. (4) 602. (4) 603. (2) 604. (2) 605. (3) 606. (3) 607. (4) 608. (3) 609. (4) 610. (1) 611. (4) 612. (4)
613. (4) 614. (4) 615. (1) 616. (3) 617. (4) 618. (2) 619. (2) 620. (3)
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