General Knowledge - Technology

Exercise : Technology - Section 1
41.
'.JPG' extension refers usually to what kind of file?
System file
Animation/movie file
MS Encarta document
Image file
Answer: Option
Explanation:
No answer description is available. Let's discuss.

42.
What does AM mean?
Angelo marconi
Anno median
Amplitude modulation
Amperes
Answer: Option
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?
1976
1972
1980
1984
Answer: Option
Explanation:
No answer description is available. Let's discuss.

44.
'.TXT' extension refers usually to what kind of file?
Text File
Image file
Audio file
Adobe Acrobat file
Answer: Option
Explanation:
No answer description is available. Let's discuss.

45.
What was the first ARPANET message?
"lo"
"hello world"
"mary had a little lamb"
"cyberspace, the final frontier"
Answer: Option
Explanation:
No answer description is available. Let's discuss.