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Trackball is A________

A. Input device

B. Output device

C. Programming language

D. Software

Correct Answer :

A. Input device


Related Questions

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Chief component of first generation computer was

A. Transistors

B. Vacuum Tubes and Valves

C. Integrated Circuits

D. None of above

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What are the three decisions making operations performed by the ALU of a computer?

A. Grater than

B. Less than

C. Equal to

D. All of the above

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A common boundary between two systems is called

A. Interdiction

B. Interface

C. Surface

D. None of the above

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A register organized to allow to move left or right operations is called a

A. Counter

B. Loader

C. Adder

D. Shift register

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First generation computers used _________ for memory

A. vacuum tubes

B. silicon chips

C. magnetic drum

D. RAM

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Which unit converts computer data into human readable form?

A. Input unit

B. Output unit

C. ALU

D. Control Unit

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Which of the following is the first computer to use Stored Program Concept?

A. UNIVAC

B. ENIAC

C. EDSAC

D. None of above

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Which of the following is considered first computer in the world?

A. Z3

B. ABC

C. Mark I

D. None of above

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Which of the following is not processing?

A. arranging

B. manipulating

C. calculating

D. gathering

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The terminal device that functions as a cash register, computer terminal, and OCR reader is the:

A. Data collection terminal

B. OCR register terminal

C. Video Display terminal

D. POS terminal

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Identify the true statement

A. Computers are 100% accurate but it can suffer from GIGO

B. Computers are reliable because they use electronic component which have very low failure rate

C. Computer is never tired and does not suffer from boredom

D. All of above

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Which statement is valid about computer program?

A. It is understood by a computer

B. It is understood by programmer

C. It is understood user

D. Both a & b

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CD-ROM is a

A. Semiconductor memory

B. Memory register

C. Magnetic memory

D. None of above

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Which of the following is internal memory?

A. Disks

B. Pen Drives

C. RAM

D. CDs

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Which of the following is not a type of Software?

A. System Software

B. Application Software

C. Utility Software

D. Entertainment Software

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A storage area used to store data to a compensate for the difference in speed at which the different units can handle data is

A. Memory

B. Buffer

C. Accumulator

D. Address

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________ is the measurement of things such as fingerprints and retinal scans used for security access.

A. Biometrics

B. Bio measurement

C. Computer security

D. Smart weapon machinery

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Multi user systems provided cost savings for small business because they use a single processing unit to link several

A. Personal computers

B. Workstations

C. Dumb terminals

D. Mainframes

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The computer size was very large in

A. First Generation

B. Second Generation

C. Third Generation

D. Fourth Generation

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What is an interpreter?

A. An interpreter does the conversion line by line as the program is run

B. An interpreter is the representation of the system being designed

C. An interpreter is a general purpose language providing very efficient execution

D. None of the above

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RAM is used as a short memory because it is

A. Volatile

B. Has small capacity

C. Is very expensive

D. Is programmable

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UNIVAC is

A. Universal Automatic Computer

B. Universal Array Computer

C. Unique Automatic Computer

D. Unvalued Automatic Computer

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Regarding a VDU, Which statement is more correct?

A. It is an output device

B. It is an input device

C. It is a peripheral device

D. It is hardware item

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Which 8-bit chip was used in many of today's TRS-80 computers?

A. Z-8000

B. Motorola 6809

C. Z-8808

D. Z-80

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UNIVAC is

A. Universal Automatic Computer

B. Universal Array Computer

C. Unique Automatic Computer

D. Unvalued Automatic Computer

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4

Access time is

A. seek time + latency time

B. seek time

C. seek time ? latency time

D. latency time

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4

In the IBM PC-At, what do the words AT stand for

A. Additional Terminals

B. Advance technology

C. Applied technology

D. Advanced terminology

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An error in software or hardware is called a bug. What is the alternative computer jargon for it?

A. Leech

B. Squid

C. Slug

D. Glitch

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Pick the one that is used for logical operations or comparisons such as less than equal to or greater than.

A. Arithmetic and Logic Unit

B. Control Unit

C. Both of above

D. None of above

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Access time is

A. seek time + latency time

B. seek time

C. seek time

D. latency time