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What do the following declaration signify? char *arr[10];

What will you do to treat the constant 3.14 as a long double?

level 1B

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Answers

1
What will you do to treat the constant 3.14 as a long double?
use 3.14DL
use 3.14LD
use 3.14LF
use 3.14L
2
What do the following declaration signify? char *arr[10];
arr is a array of function pointer.
arr is a array of characters.
arr is a array of 10 character pointers.
arr is a pointer to array of characters.
3
Choose the correct statements
Array of structure is allowed
Array stores data of the same type
All of the above
Array can be a part of a structure
4
A pointer to a block of memory is effectively same as an array
False
True
5
which of the following header file is designed for basic mathematical operations?
math.h
dos.h
stdio.h
conio.h
6
The parameter passing mechanism for an array is
none of these
call by value-result
call by reference
call by value
7
What do the following declaration signify? int *ptr[30];
ptr is a array of 30 pointers to integers.
ptr is a array 30 pointers.
ptr is a array of 30 integer pointers.
ptr is a pointer to an array of 30 integer pointers.
8
What are the different types of real data type in C ?
double, long int, float
float, double, long double
short int, double, long int
float, double
9
Is the following statement a declaration or definition? extern int i;
Definition
Declaration
Function
Error
10
For 'C' programming language
String constants can be concatenated at compile time
All of these
Constant expressions are evaluated at compile
Size of array should be known at compile time