technology general knowledge questions

41.

‘.JPG’ extension refers usually to what kind of file?
A.     System file
B.     Animation/movie file
C.     MS Encarta document
D.     Image file
Answer & Explanation

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.
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42.

What does AM mean?
A.     Angelo marconi
B.     Anno median
C.     Amplitude modulation
D.     Amperes
Answer & Explanation

Answer: Option C

Explanation:

Amplitude modulation was the first type to be used in radio. It works well with HF and morse code.
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43.

In what year was the “@” chosen for its use in e-mail addresses?
A.     1976    B.     1972
C.     1980    D.     1984
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44.

‘.TXT’ extension refers usually to what kind of file?
A.     Text File
B.     Image file
C.     Audio file
D.     Adobe Acrobat file
Answer & Explanation

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.
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45.

What was the first ARPANET message?
A.     “lo”
B.     “hello world”
C.     “mary had a little lamb”
D.     “cyberspace, the final frontier”
Answer & Explanation

Answer: Option A

Explanation:

No answer description available for this question.


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