Technology general knowledge questions

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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: Option D

Explanation:

No answer description available for this question. Let us discuss.
42. What does AM mean?
A. Angelo marconi
B. Anno median
C. Amplitude modulation
D. Amperes

Answer: Option C

Explanation:

Amplitude modulation was the first type to be used in radio. It works well with HF and morse code.
43. In what year was the “@” chosen for its use in e-mail addresses?
A. 1976 B. 1972
C. 1980 D. 1984

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.
44. ‘.TXT’ extension refers usually to what kind of file?
A. Text File
B. Image file
C. Audio file
D. Adobe Acrobat file

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.
45. What was the first ARPANET message?
A. “lo”
B. “hello world”
C. “mary had a little lamb”
D. “cyberspace, the final frontier”

Answer: Option A

Explanation:

No answer description available for this questio
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