General Knowledge

Science and Technology Section 2

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Science and Technology Section 2

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10 Questions
15 Minutes
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Question 1
In which decade were the first successful diode and triode vacuum tubes invented?

A
1800s
B
1880s
C
1890s
D
1900s
Correct Answer: Option D

In 1904, John Ambrose Fleming invented the first practical electron tube called the 'Fleming Valve', which is a diode rectifier. In 1906, Lee de Forest invented the audio later called the triode, which provided signal amplification.

Question 2
RAM stands for...

A
Random Access Memory
B
Really Annoying Machine
C
Read A Manual
D
Real Absolute Memory
Correct Answer: Option A

No answer description available for this question.

Question 3
Hardware devices that are not part of the main computer system and are often added later to the system.

A
Peripheral
B
Clip art
C
Highlight
D
Execute
Correct Answer: Option A

No answer description available for this question.

Question 4
On which of the following sites can you set up your email account:

A
Www.linux.org
B
Www.gre.org
C
Www.syvum.com
D
Www.hotmail.com
Correct Answer: Option D

No answer description available for this question.

Question 5
The main computer that stores the files that can be sent to computers that are networked together is...

A
Clip art
B
Mother board
C
Peripheral
D
File server
Correct Answer: Option D

No answer description available for this question.

Question 6
In which decade was the transistor invented?

A
1940s
B
1950s
C
1960s
D
1980s
Correct Answer: Option A

On December 23, 1947, William Shockley, Walter Brattain and John Bardeen, of Bell Labs, announced their discovery of the point-contact germanium transistor to management.

Question 7
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
Correct Answer: Option B

No answer description available for this question.

Question 8
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
Correct Answer: Option A

No answer description available for this question.

Question 9
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
Correct Answer: Option B

No answer description available for this question.

Question 10
Another word for 'Graphics for a word processor'?

A
Peripheral
B
Clip art
C
Highlight
D
Execute
Correct Answer: Option B

No answer description available for this question.

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