General Knowledge - Technology
Exercise :: Technology - Section 2
31.
In which decade were the first successful diode and triode vacuum tubes invented?
Answer: Option D
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...
A. Random Access Memory B. Really Annoying Machine C. Read A Manual D. Real Absolute Memory
Answer: Option A
Explanation:
33.
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
Answer: Option A
Explanation:
34.
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
Answer: Option D
Explanation:
35.
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
Answer: Option D
Explanation:
