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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