C Language MCQ - English
Which of following is not a valid name for a C variable?
study2online
study2 online
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none
Answer : B
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1) Variable names beginning with underscore is not encouraged. Why?
It is not standardized
To avoid conflicts since assemblers and loaders use such names
To avoid conflicts since library routines use such names
To avoid conflicts with environment variables of an operating system
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2) Which of the following cannot be a variable name in C?
3) All keywords in C are in
4) Which is valid C expression?
5) The declaration "unsigned u" indicates:
