Online GK Test

GK Test
 

Question: `OS' computer abbreviation usually means ?

1

Order of Significance

2

Open Software

3

Operating System

4

Optical Sensor

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Correct Answer: 3

Question: `.MOV' extension refers usually to what kind of file?

1

Image file

2

Animation/movie file

3

Audio file

4

MS Office document

View Answer

Correct Answer: 2

Question: In which decade was the SPICE simulator introduced?

1

1950s

2

1960s

3

1970s

4

1980s

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Correct Answer: 3

Question: `MPG' extension refers usually to what kind of file?

1

WordPerfect Document file

2

MS Office document

3

Animation/movie file

4

Image file

View Answer

Correct Answer: 3

Question: In the United States the television broadcast standard is

1

PAL

2

NTSC

3

SECAM

4

RGB

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Correct Answer: 2

Question: In a color television set using a picture tube a high voltage is used to accelerate electron beams

1

500 volts

2

5 thousand volts

3

25 thousand volts

4

100 thousand volts

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Correct Answer: 3

Question: The transformer that develops the high voltage in a home television is commonly called a...?

1

Tesla coil

2

Flyback

3

Yoke

4

Van de Graaf

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Correct Answer: 2

Question: Which consists of two plates separated by a dielectric and can store a charge?

1

Inductor

2

Capacitor

3

Transistor

4

Relay

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Correct Answer: 2

Question: What do we call a collection of two or more computers that are located within a limited distance of

1

Inernet

2

Interanet

3

Local Area Network

4

Wide Area Network

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Correct Answer: 3

Question: Compact discs, (according to the original CD specifications) hold how many minutes of music?

1

74 mins

2

56 mins

3

60 mins

4

90 mins

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Correct Answer: 1

Question: Voltage is sometimes referred to as EMF, or Electromotive...?

1

Field

2

Factor

3

Flash

4

Force

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Correct Answer: 4

Question: '.BAT' extension refers usually to what kind of file?

1

Compressed Archive file

2

System file

3

Audio file

4

Backup file

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Correct Answer: 2

Question: The input used by an antenna or cable to a TV set uses frequencies called...?

1

IF

2

RF

3

AF

4

SAP

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Correct Answer: 2

Question: In which decade was the American Institute of Electrical Engineers (AIEE) founded?

1

1850s

2

1880s

3

1930s

4

1950s

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Correct Answer: 2

Question: What is part of a database that holds only one type of information?

1

Report

2

Field

3

Record

4

File

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Correct Answer: 2

Question: Most modern TV's draw power even if turned off. The circuit the power is used in does what

1

Sound

2

Remote control

3

Color balance

4

High voltage

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Correct Answer: 2

Question: Which is a type of Electrically-Erasable Programmable Read-Only Memory?

1

Flash

2

Flange

3

Fury

4

FRAM

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Correct Answer: 1

Question: The purpose of choke in tube light is ?

1

To decrease the current

2

To increase the current

3

To decrease the voltage momentarily

4

To increase the voltage momentarily

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Correct Answer: 4

Question: Who developed Yahoo?

1

Dennis Ritchie & Ken Thompson

2

David Filo & Jerry Yang

3

Vint Cerf & Robert Kahn

4

Steve Case & Jeff Bezos

View Answer

Correct Answer: 2

Question: Made from a variety of materials, such as carbon, which inhibits the flow of current...?

1

Choke

2

Inductor

3

Resistor

4

Capacitor

View Answer

Correct Answer: 3

Question: The most common format for a home video recorder is VHS. VHS stands for...?

1

Video Home System

2

Very high speed

3

Video horizontal standard

4

Voltage house standard

View Answer

Correct Answer: 1

Question: In which decade with the first transatlantic radio broadcast occur?

1

1850s

2

1860s

3

1870s

4

1900s

View Answer

Correct Answer: 4

Question: Who is largely responsible for breaking the German Enigma codes, created a test that provided a fo

1

Alan Turing

2

Jeff Bezos

3

George Boole

4

Charles Babbage

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Correct Answer: 1

Question: What does VVVF stand for?

1

Variant Voltage Vile Frequency

2

Variable Velocity Variable Fun

3

Very Very Vicious Frequency

4

Variable Voltage Variable Frequency

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Correct Answer: 4

Question: What frequency range is the High Frequency band?

1

100 kHz

2

1 GHz

3

30 to 300 MHz

4

3 to 30 MHz

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Correct Answer: 4

Question: What is the relationship between resistivity r and conductivity s?

1

R = s2

2

R = s

3

R > s

4

R = 1/s

View Answer

Correct Answer: 4

Question: Which motor is NOT suitable for use as a DC machine?

1

Permanent magnet motor

2

Series motor

3

Squirrel cage motor

4

Synchronous motor

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Correct Answer: 3

Question: The first step to getting output from a laser is to excite an active medium. What is this process

1

Pumping

2

Exciting

3

Priming

4

Raising

View Answer

Correct Answer: 1

Question: A given signal's second harmonic is twice the given signal's frequency

1

Fourier

2

Foundation

3

Fundamental

4

Field

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Correct Answer: 3

Question: What does AM mean?

1

Angelo marconi

2

Anno median

3

Amplitude modulation

4

Amperes

View Answer

Correct Answer: 3

Question: In what year was the "@" chosen for its use in e-mail addresses?

1

1976

2

1972

3

1980

4

1984

View Answer

Correct Answer: 2

Question: What was the first ARPANET message?

1

"lo"

2

"hello world"

3

"mary had a little lamb"

4

"cyberspace, the final frontier"

View Answer

Correct Answer: 1

Question: Once the active medium is excited, the first photons of light are produced by which physical process

1

Blackbody radiation

2

Spontaneous emission

3

Synchrotron radiation

4

Planck’s oscillation

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Correct Answer: 2

Question: 'DTP' computer abbreviation usually means ?

1

Digital Transmission Protocol

2

DeskTop Publishing

3

Data Type Programming

4

Document Type Processing

View Answer

Correct Answer: 2

Question: The average power (in watts) used by a 20 to 25 inch home color television is...?

1

70-100

2

25-50

3

500-800

4

Over 1000

View Answer

Correct Answer: 1

Question: What does AC and DC stand for in the electrical field?

1

Alternating Current and Direct Current

2

A Rock Band from Australia

3

Average Current and Discharged Capacitor

4

Atlantic City and District of Columbia

View Answer

Correct Answer: 1

Question: The sampling rate, (how many samples per second are stored) for a CD is...?

1

48.4 kHz

2

22,050 Hz

3

44.1 kHz

4

48 kHz

View Answer

Correct Answer: 3

Question: Which is NOT an acceptable method of distributing small power outlets throughout an open plan office

1

Power Poles

2

Power Skirting

3

Flush Floor Ducting

4

Extension Cords

View Answer

Correct Answer: 4

Question: In which decade was the ARRL founded?

1

1940s

2

1930s

3

1920s

4

1910s

View Answer

Correct Answer: 4

Question: 'CD' computer abbreviation usually means ?

1

Command Description

2

Change Data

3

Copy Density

4

Compact Disc

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Correct Answer: 4

Question: '.BAK' extension refers usually to what kind of file?

1

Backup file

2

Audio file

3

Animation/movie file

4

MS Encarta document

View Answer

Correct Answer: 1

Question: Where is the headquarters of Intel located?

1

Redmond, Washington

2

Tucson, Arizona

3

Santa Clara, California

4

Richmond, Virginia

View Answer

Correct Answer: 3

Question: Who co-created the UNIX operating system in 1969 with Dennis Ritchie?

1

Bjarne Stroustrup

2

Steve Wozniak

3

Ken Thompson

4

Niklaus Wirth

View Answer

Correct Answer: 3

Question: '.JPG' extension refers usually to what kind of file?

1

System file

2

Animation/movie file

3

MS Encarta document

4

Image file

View Answer

Correct Answer: 4

Question: '.TXT' extension refers usually to what kind of file?

1

Text File

2

Image file

3

Audio file

4

Adobe Acrobat file

View Answer

Correct Answer: 1

Question: What is the term to ask the computer to put information in order numerically or alphabetically?

1

Crop

2

Report

3

Record

4

Sort

View Answer

Correct Answer: 4

Question: Larger buildings may be supplied with a medium voltage electricity supply, and will required a subst

1

Transformer

2

Transponder

3

Transducer

4

Converter

View Answer

Correct Answer: 1

Question: What was the active medium used in the first working laser ever constructed?

1

A diamond block

2

Helium-neon gas

3

A ruby rod

4

Carbon dioxide gas

View Answer

Correct Answer: 3

Question: What does EPROM stand for?

1

Electric Programmable Read Only Memory

2

Erasable Programmable Read Only Memory

3

Evaluable Philotic Random Optic Memory

4

Every Person Requires One Mind

View Answer

Correct Answer: 2

Question: In which year was MIDI(dress) introduced?

1

1987

2

1983

3

1973

4

1977

View Answer

Correct Answer: 2

Question: What does the term PLC stand for?

1

Programmable Lift Computer

2

Program List Control

3

Programmable Logic Controller

4

Piezo Lamp Connector

View Answer

Correct Answer: 3

Question: When measuring the characteristics of a small-signal amplifier, say for a radio receiver, one might

1

Fundamental

2

Fall

3

Force

4

Figure

View Answer

Correct Answer: 4

Question: '.INI' extension refers usually to what kind of file?

1

Image file

2

System file

3

Hypertext related file

4

Image Color Matching Profile file

View Answer

Correct Answer: 2

Question: 'DB' computer abbreviation usually means ?

1

Database

2

Double Byte

3

Data Block

4

Driver Boot

View Answer

Correct Answer: 1

Question: After the first photons of light are produced, which process is responsible for amplification of the

1

Blackbody radiation

2

Stimulated emission

3

Planck's radiation

4

Einstein oscillation

View Answer

Correct Answer: 2

Question: What do we call a network whose elements may be separated by some distance?

1

URL (Universal Resource Locator)

2

LAN (Local Area Network)

3

WAN (Wide Area Network)

4

World Wide Web

View Answer

Correct Answer: 3

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