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Computer Programming B.Tech. I Year: Functions and Pointers Q&A

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Computer Programming B.Tech. I Year: Functions and Pointers Q&A

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Questions and Answers

What is a function in C programming?

A function is a block of code that performs a specific task and can be executed from different parts of a program (correct)

A function is a data type used to store strings

A function is a loop used to iterate through arrays

A function is a variable that holds a specific value for reuse

Why do we use functions in C language?

To declare variables

To execute only once in a program

To store data in arrays

To perform repetitive tasks (correct)

What is the purpose of passing arguments to a function?

To specify when the function will be called

To store the return value of the function

To define the name of the function

To provide input to the function for processing (correct)

Which of the following is true about pointers in C?

Pointers are used to point to the beginning of an array Signup and view all the answers

What is the purpose of dynamic memory allocation in C?

To allocate memory at runtime as needed Signup and view all the answers

How many functions can a C program consist of?

As many functions as required Signup and view all the answers

What is the purpose of using functions in programming?

To avoid rewriting the same code over and over Signup and view all the answers

What is a function in programming?

A subprogram that reduces coding and helps avoid repetition Signup and view all the answers

What is the output of the given C function 'addition' when called with parameters (10, 3)?

The Result is 13 Signup and view all the answers

What is the main advantage of using functions in programming?

It allows separate activities to be written and checked independently Signup and view all the answers

Which type of function in C is used for finding the square root of a number?

Predefined library function Signup and view all the answers

What should be included to use the 'printf()' and 'scanf()' functions in C?

#include Signup and view all the answers

Which header file should be included to use math library functions in C?

#include Signup and view all the answers

What is the purpose of using library functions in C?

To perform some operations for which functions are predefined Signup and view all the answers

Which function should be included to handle string manipulations in C?

strlen() Signup and view all the answers

What is required to use input and output library functions like 'printf()' and 'scanf()' in C?

#include Signup and view all the answers