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Welcome to the Data Types,Operators and Expressions in C MCQs Page

Dive deep into the fascinating world of Data Types,Operators and Expressions in C with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Data Types,Operators and Expressions in C, a crucial aspect of C Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Data Types,Operators and Expressions in C, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within C Programming.

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Check out the MCQs below to embark on an enriching journey through Data Types,Operators and Expressions in C. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of C Programming.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Data Types,Operators and Expressions in C. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Data Types,Operators and Expressions in C MCQs | Page 45 of 66

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Q441.
The program fragment

int i = 263 ;
putchar (i) ;
prints

a.

263

b.

ASCII equivalent of 263

c.

rings the bell

d.

garbage

Discuss
Answer: (c).rings the bell
Q442.
int i = 5; is a statement in a C program.

a.

during execution, value of i may change but not its address

b.

during execution both the address and value may change

c.

repeated execution may result in different addresses for i

d.

i may not have an associated address

Discuss
Answer: (c).repeated execution may result in different addresses for i
Q443.
If the declaration unsigned c:5; is replaced by
unsigned : 6;
then

a.

it results in a syntax error

b.

it is meaningless

c.

compiler will give a new name for the field

d.

none of these

Discuss
Answer: (c).compiler will give a new name for the field
Q444.
The value of ab if ab & 0 x 3f equals 0 x 27 is

a.

047

b.

0 x 0 f

c.

0 x f3

d.

0 x 27

Discuss
Answer: (d).0 x 27
Q445.
In C programming language, if the first and the second operands of operator + are of types int and float, respectively, the result will be of type

a.

int

b.

float

c.

char

d.

long int

Discuss
Answer: (b).float
Q446.
C programming language provides operations which deal directly with objects such as

a.

strings and sets

b.

lists and arrays

c.

characters, integers, and floating point numbers

d.

all of these

Discuss
Answer: (c).characters, integers, and floating point numbers
Q447.
C programming language by itself provides

a.

input facility

b.

output facility

c.

both input and output facilities

d.

no input and output facilities

Discuss
Answer: (d).no input and output facilities
Q448.
The variables which can be accessed by all modules in a program, are called

a.

local variables

b.

internal variables

c.

external variable

d.

global variables

Discuss
Answer: (d).global variables
Q449.
The rule for implicit type conversion in 'C' is

a.

int < unsigned < float < double

b.

unsigned < int < float < double

c.

int < unsigned < double < float

d.

unsigned < int < double < float

Discuss
Answer: (a).int < unsigned < float < double
Q450.
Consider the following statement:

#define hypotenuse (a, b) sqrt (a*a + b*b);
The macro-call hypotenuse (a + 2, b + 3);

a.

finds hypotenuse of triangle with sides a + 2 and b+3

b.

finds square root of (a + 2)2 + (b + 3)2

c.

is meaningless

d.

finds square root of 3*a + 4*b + 5

Discuss
Answer: (d).finds square root of 3*a + 4*b + 5
Page 45 of 66

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