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C Programming

C Programming
Determine output:void main(){ extern int i; i=20; printf("%d", sizeof(i));}

20
2
Compiler Error
Linker Error

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C Programming
Determine Output:void main(){ int i = -1; +i; printf("i = %d, +i = %d", i, +i);}

i = -1, +i = 1
None of These
i = -1, +i = -1
i = 1, +i = 1

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C Programming
Find the output of the following program. void main() { int i=01289; printf("%d", i); }

0713
1289
Syntax error
713
0289

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C Programming
Choose the correct statement.I.   The scope of a macro definition need not be the entire program.II.  The scope of a macro definition extends from the point of definition to the end of the file.III. New line is a macro definition delimiter.IV.  A macro definition may go beyond a line.

I, II, III and IV
I, II and III
II and III
II, III and IV
I and II

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C Programming
The default parameter passing mechanism is

None of these.
call by reference
call by value result
call by value

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C Programming
What will be the output of the following code fragment?void main(){ printf("%x",-1<<4);}

fff0
fff3
fff2
fff4
fff1

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