4320 + Mcqs in Computer Science Page 73 McqOptions

3601.	What is the name of the reading device which mades use of photosensors and laser technologies to interpret printed, typed or even hand-written data directly from the source documents?
A.	MICR
B.	OCR
C.	Mark-sensing device
D.	ATM
E.	None of the above
Answer» C. Mark-sensing device

Discussion

3602.	A hand-held device for optically reading bar codes on goods, labels & shelves is
A.	Wand
B.	Touch tablet
C.	Mouse
D.	Light pen
E.	None of the above
Answer» B. Touch tablet

Discussion

3603.	Which of the following file organizations is most efficient for a file with a high degree of file activity?
A.	sequential
B.	ISAM
C.	VSAM
D.	B-Tree index
E.	All of the above
Answer» B. ISAM

Discussion

3604.	In analog computer
A.	Input is first converted to digital form
B.	Input is never converted to digital form
C.	Output is displayed in digital form
D.	All of the above
E.	None of the above
Answer» C. Output is displayed in digital form

Discussion

3605.	The decimal equivalent of the binary number 11100001111 is
A.	1806
B.	1807
C.	2806
D.	All of the above
E.	None of the above
Answer» C. 2806

Discussion

3606.	A disk storage medium in the form of an assembly containing a single rigid magnetic disk permenently is
A.	fixed disk
B.	disk cartridge
C.	card punch
D.	card reader
E.	None of the above
Answer» C. card punch

Discussion

3607.	The benefit of using computers are that
A.	Computers are very fast and can store huge amounts of data
B.	Computers produce accurate output even when the input is incorrect
C.	Computers are designed to the inflexible
D.	All of the above
E.	None of the above
Answer» B. Computers produce accurate output even when the input is incorrect

Discussion

3608.	A(n) ____ device is any device that provides information which is sent to the CPU.
A.	input
B.	output
C.	CPU
D.	memory
E.	storage
Answer» B. output

Discussion

3609.	Which is the first compiler-level language developed by a team of IBM programmers led by John Backus and unveiled in 1957?
A.	BASIC
B.	PL/1
C.	FORTRAN
D.	APL
E.	None of the above
Answer» D. APL

Discussion

3610.	Number cruncher is the informal name for
A.	Mini computer
B.	Super computer
C.	Micro computer
D.	Mainframe computer
E.	None of the above
Answer» C. Micro computer

Discussion

3611.	Magnetic tape can serve as
A.	Input media
B.	Output media
C.	Secondary storage media
D.	All of the above
E.	None of the above
Answer» E. None of the above

Discussion

3612.	The first mechanical calculator was invented in
A.	1958
B.	1647
C.	1658
D.	1972
E.	None of the above
Answer» C. 1658

Discussion

3613.	The physical components of a computer system is
A.	Human ware
B.	Firm ware
C.	Hardware
D.	Software
E.	None of the above
Answer» D. Software

Discussion

3614.	Processors of all computers, whether micro, mini or mainframe must have
A.	ALU
B.	Primary storage
C.	Control Unit
D.	All of the above
E.	None of the above
Answer» E. None of the above

Discussion

3615.	A device used to bring information into a computer is
A.	ALU
B.	Input device
C.	Control unit
D.	Output device
E.	None of the above
Answer» C. Control unit

Discussion

3616.	The pieces of equipment which are attached to the CPU of a computer and which it can access are called
A.	output devices
B.	control units
C.	hardware
D.	disk drive
E.	peripherals
Answer» F.

Discussion

3617.	One of a class of storage devices that can access storage locations in any order is
A.	DTE
B.	DASD
C.	DDE
D.	DDC
E.	None of the above
Answer» C. DDE

Discussion

3618.	The first IBM PC did not have any
A.	disk drive
B.	RAM
C.	ROM
D.	Port
E.	None of the above
Answer» B. RAM

Discussion

3619.	Which device uses much less computer time than the light pen and gives resolutions equal to that of the CRT display.
A.	Mouse
B.	Touch tablet
C.	Touch panel
D.	Data tablet
E.	None of the above
Answer» E. None of the above

Discussion

3620.	Which of the following machines are characterised by electronic tube circuitry, delay line, rotating or electrostatic memory.
A.	First generation
B.	Fifth generation
C.	Third generation
D.	Second generation
E.	Fourth generation
Answer» B. Fifth generation

Discussion

3621.	A memory that is capable of determining whether a given datum is contained in one of its addresses is
A.	ROM
B.	PROM
C.	CAM
D.	RAM
E.	None of the above
Answer» D. RAM

Discussion

3622.	The smallest logical data entity is called a data item or data
A.	Base
B.	Field
C.	Bank
D.	Collection
E.	None of the above
Answer» C. Bank

Discussion

3623.	Programs prepared by an outside supplier & privided to a user in a machine readable form is known as
A.	Utility program
B.	Canned program
C.	Application program
D.	Application software
E.	None of the above
Answer» C. Application program

Discussion

3624.	A terminal having local processing capability is
A.	KIPS
B.	AI
C.	Intelligent terminal
D.	Optical terminal
E.	None of the above
Answer» D. Optical terminal

Discussion

3625.	An input device that is able to interpret pencil marks on paper media is known as
A.	Magnetic disk
B.	Optical Mark Reader
C.	Card Puncher
D.	Magnetic tape
E.	None of the above
Answer» C. Card Puncher

Discussion

3626.	Front-end processor is a _____ designed specifically to handle the communications processing task.
A.	ALU
B.	Control unit
C.	CPU
D.	Register
E.	None of the above
Answer» D. Register

Discussion

3627.	The shifting of a program from one of the memory addresses to another is
A.	Data transmission
B.	Data collection
C.	Relocation
D.	Database
E.	None of the above
Answer» D. Database

Discussion

3628.	Which of the following is a machine for reading documents that are encoded in a way that is readable by person and machine.
A.	Document reader
B.	Distributed system
C.	Artificial intelligence
D.	Document sorter
E.	None of the above
Answer» B. Distributed system

Discussion

3629.	Which of the following does not affect the resolution of a video display image?
A.	bandwidth
B.	raster scan rate
C.	vertical and horizontal lines of resolution
D.	screen size
E.	All of the above
Answer» E. All of the above

Discussion

3630.	Which was the first commercial computer built by M.V. Wilkies.
A.	Super computer
B.	LEO
C.	Mainframe
D.	Micro computer
E.	None of the above
Answer» C. Mainframe

Discussion

3631.	Disketts and hard disks are
A.	Direct access devices
B.	Sequential access devices
C.	Slower than magnetic tape
D.	Used only in mainframe computers
E.	None of the above
Answer» B. Sequential access devices

Discussion

3632.	If you see a diskette with a piece of foil covering its notch, it is said to be
A.	write-protected
B.	copy-protected
C.	write-enabled
D.	foil-covered
E.	None of the above
Answer» B. copy-protected

Discussion

3633.	Who developed a mechanical device in the 17th century that could add, subtract, multiply, divide and find square roots?
A.	Napier
B.	Babbage
C.	Pascal
D.	Leibnitz
E.	None of the above
Answer» E. None of the above

Discussion

3634.	Serial access memories are useful in applications where
A.	data consists of numbers
B.	short access time is required
C.	each stored word is processed differently
D.	data naturally needs to flow in and out in serial form
E.	None of the above
Answer» E. None of the above

Discussion

3635.	Software that's loaded into a computer primary storage area is known as
A.	Memory-resident package
B.	File management system
C.	Electronic spread sheet program
D.	Utilities
E.	None of the above
Answer» B. File management system

Discussion

3636.	Which of the following are the building blocks of all the circuits in a computer.
A.	Circuit switch
B.	Logic gates
C.	Logical Operators
D.	Instructions
E.	None of the above
Answer» C. Logical Operators

Discussion

3637.	Which gate sends on a pulse when it receives one at either or both of its terminals.
A.	NOR
B.	NOT
C.	OR
D.	NAND
E.	None of the above
Answer» D. NAND

Discussion

3638.	A circuit which can store information is known as
A.	Integrated circuit
B.	Chip
C.	Memory cell
D.	Gate
E.	None of the above
Answer» D. Gate

Discussion

3639.	Which is a basic technique, using activity networks.
A.	CPA
B.	VLSI
C.	GIGO
D.	MSI
E.	None of the above
Answer» B. VLSI

Discussion

3640.	A large computer designed to handle complex scientific calculations
A.	may use only a firmed word-length storage approach
B.	will likely require a character addressable storage unit
C.	must use fixed length words of four character each
D.	will not use numbered address locations
E.	None of the above
Answer» B. will likely require a character addressable storage unit

Discussion

3641.	The 7-bit ASCII code widely used
A.	For data communication work
B.	In IBM mainframe models
C.	For coding external memory
D.	In large machines produced by non-IBM vendors
E.	None of the above
Answer» B. In IBM mainframe models

Discussion

3642.	A technique for processing jobs on a first-come, first-served basis is known as
A.	FAX
B.	FIFO
C.	GIGO cable
D.	Optical mark reader
E.	None of the above
Answer» C. GIGO cable

Discussion

3643.	A device mounted on a communication satellite which receives, amplifies and re-transmits signals from earth station is
A.	Track
B.	Transponder
C.	Transistor
D.	Terminal
E.	None of the above
Answer» C. Transistor

Discussion

3644.	The light pen was developed in
A.	1942
B.	1976
C.	1950
D.	1992
E.	None of the above
Answer» D. 1992

Discussion

3645.	The two main components of the CPU is
A.	Control unit and registers
B.	Control unit and ALU
C.	Registers and main memory
D.	ALU and bus
E.	None of the above
Answer» C. Registers and main memory

Discussion

3646.	A factor which might cause an individual to consider using a computer in criminal activities is:
A.	The computer's access to large sums of money
B.	The speed with which the crime can be accomplished
C.	EFTS (Electronic Funds Transfer System)
D.	All the above
E.	None of the above
Answer» E. None of the above

Discussion

3647.	Transmission and presentation of text and graphics is called
A.	Tele-text
B.	Network
C.	Telematique
D.	Video text
E.	None of the above
Answer» E. None of the above

Discussion

3648.	Which of the following is directry controlled from a keyboard.
A.	Card punch
B.	Punched paper tape
C.	Magnetic disk
D.	Magnetic tape
E.	None of the above
Answer» B. Punched paper tape

Discussion

3649.	The OCR stand for?
A.	Outsized character reader
B.	Optical character recognition
C.	Operational character reader
D.	Only character reader
E.	None of the above
Answer» C. Operational character reader

Discussion

3650.	Which of the following is a data communication link that connects more than two stations, nodes etc
A.	Multipoint connection
B.	Multipoint line
C.	Multiple chain
D.	Multilinked
E.	None of the above
Answer» C. Multiple chain

Discussion

Explore topic-wise MCQs in Engineering.

What is the name of the reading device which mades use of photosensors and laser technologies to interpret printed, typed or even hand-written data directly from the source documents?

A hand-held device for optically reading bar codes on goods, labels &amp; shelves is

Which of the following file organizations is most efficient for a file with a high degree of file activity?

In analog computer

The decimal equivalent of the binary number 11100001111 is

A disk storage medium in the form of an assembly containing a single rigid magnetic disk permenently is

The benefit of using computers are that

A(n) ____ device is any device that provides information which is sent to the CPU.

Which is the first compiler-level language developed by a team of IBM programmers led by John Backus and unveiled in 1957?

Number cruncher is the informal name for

Magnetic tape can serve as

The first mechanical calculator was invented in

The physical components of a computer system is

Processors of all computers, whether micro, mini or mainframe must have

A device used to bring information into a computer is

The pieces of equipment which are attached to the CPU of a computer and which it can access are called

One of a class of storage devices that can access storage locations in any order is

The first IBM PC did not have any

Which device uses much less computer time than the light pen and gives resolutions equal to that of the CRT display.

Which of the following machines are characterised by electronic tube circuitry, delay line, rotating or electrostatic memory.

A memory that is capable of determining whether a given datum is contained in one of its addresses is

The smallest logical data entity is called a data item or data

Programs prepared by an outside supplier &amp; privided to a user in a machine readable form is known as

A terminal having local processing capability is

An input device that is able to interpret pencil marks on paper media is known as

Front-end processor is a _____ designed specifically to handle the communications processing task.

The shifting of a program from one of the memory addresses to another is

Which of the following is a machine for reading documents that are encoded in a way that is readable by person and machine.

Which of the following does not affect the resolution of a video display image?

Which was the first commercial computer built by M.V. Wilkies.

Disketts and hard disks are

If you see a diskette with a piece of foil covering its notch, it is said to be

Who developed a mechanical device in the 17th century that could add, subtract, multiply, divide and find square roots?

Serial access memories are useful in applications where

Software that's loaded into a computer primary storage area is known as

Which of the following are the building blocks of all the circuits in a computer.

Which gate sends on a pulse when it receives one at either or both of its terminals.

A circuit which can store information is known as

Which is a basic technique, using activity networks.

A large computer designed to handle complex scientific calculations

The 7-bit ASCII code widely used

A technique for processing jobs on a first-come, first-served basis is known as

A device mounted on a communication satellite which receives, amplifies and re-transmits signals from earth station is

The light pen was developed in

The two main components of the CPU is

A factor which might cause an individual to consider using a computer in criminal activities is:

Transmission and presentation of text and graphics is called

Which of the following is directry controlled from a keyboard.

The OCR stand for?

Which of the following is a data communication link that connects more than two stations, nodes etc

A hand-held device for optically reading bar codes on goods, labels & shelves is

Programs prepared by an outside supplier & privided to a user in a machine readable form is known as