Explore topic-wise MCQs in General Knowledge.

This section includes 186 Mcqs, each offering curated multiple-choice questions to sharpen your General Knowledge knowledge and support exam preparation. Choose a topic below to get started.

51.

Sometimes computers and cache registers in a foodmart are connected to a UPS system. What does UPS mean?

A. United Parcel Service
B. Uniform Product Support
C. Under Paneling Storage
D. Uninterruptable Power Supply
Answer» E.
52.

Which is NOT an acceptable method of distributing small power outlets throughout an open plan office area?

A. Power Poles
B. Power Skirting
C. Flush Floor Ducting
D. Extension Cords
Answer» E.
53.

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

A. Bjarne Stroustrup
B. Steve Wozniak
C. Ken Thompson
D. Niklaus Wirth
Answer» D. Niklaus Wirth
54.

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

A. IF
B. RF
C. AF
D. SAP
Answer» C. AF
55.

Who co-founded Hotmail in 1996 and then sold the company to Microsoft?

A. Shawn Fanning
B. Ada Byron Lovelace
C. Sabeer Bhatia
D. Ray Tomlinson
Answer» D. Ray Tomlinson
56.

'.TMP' extension refers usually to what kind of file?

A. Compressed Archive file
B. Image file
C. Temporary file
D. Audio file
Answer» D. Audio file
57.

In the UK, what type of installation requires a fireman's switch?

A. Neon Lighting
B. High Pressure Sodium Lighting
C. Water Features
D. Hotel Rooms
Answer» B. High Pressure Sodium Lighting
58.

Who built the world's first binary digit computer: Z1...?

A. Konrad Zuse
B. Ken Thompson
C. Alan Turing
D. George Boole
Answer» B. Ken Thompson
59.

The electromagnetic coils on the neck of the picture tube or tubes which pull the electron beam from side to side and up and down are called a...?

A. Transformer
B. Yoke
C. Capacitor
D. Diode
Answer» C. Capacitor
60.

Larger buildings may be supplied with a medium voltage electricity supply, and will required a substation or mini-sub. What is the main item of equipment contained in these?

A. Transformer
B. Transponder
C. Transducer
D. Converter
Answer» B. Transponder
61.

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

A. A diamond block
B. Helium-neon gas
C. A ruby rod
D. Carbon dioxide gas
Answer» D. Carbon dioxide gas
62.

What does EPROM stand for?

A. Electric Programmable Read Only Memory
B. Erasable Programmable Read Only Memory
C. Evaluable Philotic Random Optic Memory
D. Every Person Requires One Mind
Answer» C. Evaluable Philotic Random Optic Memory
63.

'OS' computer abbreviation usually means ?

A. Order of Significance
B. Open Software
C. Operating System
D. Optical Sensor
Answer» D. Optical Sensor
64.

In which decade with the first transatlantic radio broadcast occur?

A. 1850s
B. 1860s
C. 1870s
D. 1900s
Answer» E.
65.

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

A. Image file
B. Animation/movie file
C. Audio file
D. MS Office document
Answer» C. Audio file
66.

In which decade was the telegraph invented?

A. 1810s
B. 1840s
C. 1870s
D. 1890s
Answer» C. 1870s
67.

Another word for the CPU is...

A. Execute
B. Microprocessor
C. Micro chip
D. Decode
Answer» C. Micro chip
68.

What would you use for immediate, real-time communication with a friend?

A. Instant Messenging
B. E-Mail
C. Usenet
D. A mailing list
Answer» B. E-Mail
69.

When discussing technology, a hot spot is...

A. A small overheated area on a CPU
B. A place served by public wireless access
C. Jargon for an X-rated Web site
D. A faulty area in the programming code
Answer» C. Jargon for an X-rated Web site
70.

What kind of data can you send by e-mail?

A. Audio
B. Pictures
C. Video
D. All of the above
Answer» E.
71.

How many terminals does a BJT have?

A. 1
B. 5
C. 4
D. 3
Answer» E.
72.

Which of the following is not a programming language?

A. Basic
B. Java
C. Turing
D. C#
Answer» D. C#
73.

Which of the following is not a method of accessing the web?

A. ISDN
B. Modem
C. CPU
D. DSL
Answer» D. DSL
74.

The "home page" of a web site is...

A. The largest page
B. The last page
C. The first page
D. The most colorful page
Answer» D. The most colorful page
75.

How can you catch a computer virus?

A. Sending e-mail messages
B. Using a laptop during the winter
C. Opening e-mail attachments
D. Shopping online
Answer» D. Shopping online
76.

Google (www.google.com) is a...

A. Search Engine
B. Number in Math
C. Directory of images
D. Chat service on the web
Answer» B. Number in Math
77.

Which is not an internet protocol?

A. HTTP
B. FTP
C. STP
D. IP
Answer» D. IP
78.

What is a BJT?

A. Bit Junction Transfer
B. Bi-polar Junction Transistor
C. Bell Jar Transformer
D. Back Junction Transformer
Answer» C. Bell Jar Transformer
79.

In which decade was the first solid state integrated circuit demonstrated?

A. 1950s
B. 1960s
C. 1970s
D. 1980s
Answer» B. 1960s
80.

A DV camcorder is...

A. Capable of creating video in HDTV
B. Used to create digital video
C. Limited to the Direct Video format
D. A Denon Video brand product
Answer» C. Limited to the Direct Video format
81.

What are the 2 terminals of a diode called?

A. Pentode and Triode
B. Gate and Drain
C. Drain and Source
D. Anode and Cathode
Answer» E.
82.

A coating of dust on a computer's main circuit boards has this probable consequence

A. Overheating
B. Short circuits
C. Slower hard disk
D. None
Answer» B. Short circuits
83.

What Designates where the next action occurs?

A. Decode
B. Highlight
C. Select
D. Mother board
Answer» D. Mother board
84.

Which was an early mainframe computer?

A. ENIAC
B. UNIC
C. BRAINIA
D. FUNTRIA
Answer» B. UNIC
85.

Experts say the healthiest way to view a computer monitor is by...

A. Placing it 18 to 30 inches away from your eyes
B. Viewing from a darkened room
C. Adjusting the screen for maximum contrast
D. Using special glasses that filter out UV rays
Answer» B. Viewing from a darkened room
86.

Name the terminals of a BJT.

A. Drain, Gate, Source
B. Positive, Negative, Neutral
C. Anode, Cathode, Triode
D. Emitter, Base, Collector
Answer» E.
87.

In which decade was the transistor invented?

A. 1940s
B. 1950s
C. 1960s
D. 1980s
Answer» B. 1950s
88.

A JPG is...

A. A Jumper Programmed Graphic
B. A format for an image file
C. A type of hard disk
D. A unit of measure for memory
Answer» C. A type of hard disk
89.

A dual-layer DVD is valued because it:

A. Can hold more data
B. Contains a backup of the data stored
C. Uses a second layer to offer a speed increase
D. Creates alternative sound tracks
Answer» B. Contains a backup of the data stored
90.

To select text by shading as you drag the mouse arrow over the text is known as...

A. Clip art
B. To highlight
C. To fetch
D. To decode
Answer» C. To fetch
91.

What do you call a computer on a network that requests files from another computer?

A. A client
B. A host
C. A router
D. A web server
Answer» B. A host
92.

Another word for 'Graphics for a word processor'?

A. Peripheral
B. Clip art
C. Highlight
D. Execute
Answer» C. Highlight
93.

Modem stands for...

A. Modulator Demodulater
B. Monetary Devaluation Exchange Mechanism
C. Memory Demagnetization
D. Monetary Demarkation
Answer» B. Monetary Devaluation Exchange Mechanism
94.

Which device can be used to store charge?

A. Transistor
B. Diode
C. Capacitor
D. Resistor
Answer» D. Resistor
95.

What is the difference between the Internet and an intranet?

A. One is public, the other is private
B. One is safer than the other
C. One can be monitored, the other can't
D. None of the above
Answer» B. One is safer than the other
96.

In a Digital circuit, what is 1 'AND' 1?

A. 0
B. 1
C. 2
D. 4
Answer» C. 2
97.

Your computer has gradually slowed down. What's the most likely cause?

A. Overheating
B. Your processor chip is just getting old
C. Adware/spyware is infecting your PC
D. You dropped a sandwich in your computer
Answer» D. You dropped a sandwich in your computer
98.

The "desktop" of a computer refers to:

A. The visible screen
B. The area around the monitor
C. The top of the mouse pad
D. The inside of a folder
Answer» B. The area around the monitor
99.

Which of these is a search engine?

A. FTP
B. Google
C. Archie
D. ARPANET
Answer» C. Archie
100.

The letters, "DOS" stand for...

A. Data Out System
B. Disk Out System
C. Disk Operating System
D. Data Operating System
Answer» D. Data Operating System