C Language - Keywords

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7.

What is use of \r in c                          
A. used to insert a vertical tab B. used to insert a tab
C. places cursor at the end of line D. places cursor at the start of line



8.

The compiler in C ignores all text till the end of line   
A. // B. /
C. */ D. none of above



9.

printf() belongs to which library of c
A. stdlib.h B. stdio.h
C. stdout.h D. stdoutput.h




10.

A variable in c
A. must have a valid datatype B. can't have a name same as keyword
C. must have a name starting with a character D. All of above



11.

What among following is true about stack

A. stack cannot reuse its memory B. all elements are of different datatypes
C. all operation done at one end D. none of above



12.

A member is a

A. Variable in a structure B. Datatype of structure
C. Structure pointer D. None of above



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