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General Knowledge - Technology

Exercise : Technology - Section 2
31.
In which decade were the first successful diode and triode vacuum tubes invented?
1800s
1880s
1890s
1900s
Answer: Option
Explanation:
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 audion later called the triode, which provided signal amplification.
32.
RAM stands for...
Random Access Memory
Really Annoying Machine
Read A Manual
Real Absolute Memory
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
Hardware devices that are not part of the main computer system and are often added later to the system.
Peripheral
Clip art
Highlight
Execute
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
On which of the following sites can you set up your email account:
Www.linux.org
Www.gre.org
Www.syvum.com
Www.hotmail.com
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
The main computer that stores the files that can be sent to computers that are networked together is...
Clip art
Mother board
Peripheral
File server
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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