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Programming in C - Constants, Variables and Data Types

Avatto > > UGC NET COMPUTER SCIENCE > > PRACTICE QUESTIONS > > Programming Languages and Computer Graphics > > Programming in C > > Constants, Variables and Data Types

21. The C declaration
int b [100];
reserves ____________ successive memory locations,each large enough to contain single integer.

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22. What is the output of the following 'C' program?
main
{
extern int I;
i = 20;
print("%d",size of (I));
}

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23. What is the output of the following 'C' program?
main()
{
extern int a;
printf("\n%d",a);
}
int a=20;

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24. The value of an automatic variable that is declared but not initialized will be

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25. Choose the correct answer

  • Option : C
  • Explanation :
    The enumerated data types give an opportunity to invent our own data type and define what value the variable of this data type can take.
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Related Quiz.
Constants, Variables and Data Types