Question 1

Which of the following declaration is illegal?

Accepted Answer

A) char *str = "string Contents"; 
B) char str[] = "string Contents""; 
C) char str[20] = "string Contents""; 
D) char[] str = "string Contents""; 
A) char *str = "string Contents"; 
B) char str[] = "string Contents""; 
C) char str[20] = "string Contents""; 
D) char[] str = "string Contents"";

Question 2

Why do variable names beginning with the underscore is not encouraged?

Accepted Answer

A) It is not standardized 
B) To avoid conflicts since assemblers and loaders use such names 
C) To avoid conflicts since library routines use such names 
D) To avoid conflicts with environment variables of an operating system 
A) It is not standardized 
B) To avoid conflicts since assemblers and loaders use such names 
C) To avoid conflicts since library routines use such names 
D) To avoid conflicts with environment variables of an operating system

Question 3

Which of the following is not a valid C variable name?

Accepted Answer

A) int number; 
B) float rate; 
C) int variable_count; 
D) int $main; 
A) int number; 
B) float rate; 
C) int variable_count; 
D) int $main;

Question 4

Comment on the following statement n = 1; printf("%d, %dn", 3*n, n++);

Accepted Answer

A) Output will be 3, 2 
B) Output will be 3, 1 
C) Output will be 6, 1 
D) Output is compiler dependent 
A) Output will be 3, 2 
B) Output will be 3, 1 
C) Output will be 6, 1 
D) Output is compiler dependent

Question 5

What will be the value of the following assignment expression? (x = foo())!= 1 considering foo() returns 2

Accepted Answer

A) 2 
B) True 
C) 1 
D) 0 
A) 2 
B) True 
C) 1 
D) 0

Question 6

Which is correct representation of C statement? e = a * b + c / d * f;

Accepted Answer

A) e = (a * (b +(c /(d * f)))); 
B) e = ((a * b) + (c / (d * f))); 
C) e = ((a * b) + ((c / d)* f)); 
D) Both e = ((a * b) + (c / (d * f))); and e = ((a * b) + ((c / d)* f)); 
A) e = (a * (b +(c /(d * f)))); 
B) e = ((a * b) + (c / (d * f))); 
C) e = ((a * b) + ((c / d)* f)); 
D) Both e = ((a * b) + (c / (d * f))); and e = ((a * b) + ((c / d)* f));

Question 7

Which keyword is used to prevent any changes in the variable within a C program?

Accepted Answer

A) immutable 
B) mutable 
C) const 
D) volatile 
A) immutable 
B) mutable 
C) const 
D) volatile

Question 8

enum types are processed by _________

Accepted Answer

A) Compiler 
B) Preprocessor 
C) Linker 
D) Assembler 
A) Compiler 
B) Preprocessor 
C) Linker 
D) Assembler

Which of the following declaration is illegal?

Why do variable names beginning with the underscore is not encouraged?

Which of the following is not a valid C variable name?

Comment on the following statement n = 1; printf("%d, %dn", 3*n, n++);

What will be the value of the following assignment expression? (x = foo())!= 1 considering foo() returns 2

Which is correct representation of C statement? e = a * b + c / d * f;

Which keyword is used to prevent any changes in the variable within a C program?

enum types are processed by _________

Managing Io Operations

Filters

Exam 1: Introduction to C Language

Which of the following declaration is illegal?

Why do variable names beginning with the underscore is not encouraged?

Which of the following is not a valid C variable name?

Comment on the following statement n = 1; printf("%d, %dn", 3*n, n++);

What will be the value of the following assignment expression? (x = foo())!= 1 considering foo() returns 2

Which is correct representation of C statement? e = a * b + c / d * f;

Which keyword is used to prevent any changes in the variable within a C program?

enum types are processed by _________

Managing Io Operations

Filters