Which header file should be included to use functions like malloc() and calloc()?

July 6, 2021 in C and CPP

Which header file should be included to use functions like malloc() and calloc()?

1.4 Which header file should be included to use functions like malloc() and calloc()?
A) memory.h
B) stdlib.h
C) string.h
D) dos.h

July 6, 2021 in C and CPP

The default storage class of a ‘C’ variable is

1.3 The default storage class of a ‘C’ variable is
A) auto
B) static
C) extern
D) register

July 6, 2021 in C and CPP

Which of the following expression is equivalent to ++*ptr?

1.2 Which of the following expression is equivalent to ++*ptr?
A) (*ptr)++
B) ++*(ptr)
C) (ptr)*++
D) (ptr)++*

July 6, 2021 in C and CPP

By default a real number is treated as a

1.1 By default a real number is treated as a
A) float
B) double
C) long double
D) integer

July 6, 2021 in C and CPP

What is type conversion?

c) What is type conversion? What are the rules of implicit type conversion?

July 6, 2021 in C and CPP

Suppose a file contains student’s records with each record containing name and age of a student

b) Suppose a file contains student’s records with each record containing name and age of a
student. Write a program to read these records and display them in sorted order by name.

July 6, 2021 in C and CPP

Explain the difference between linker and loader?

a) Explain the difference between linker and loader? What is the significance of compilation in C programming language?

July 6, 2021 in C and CPP

What is the output of the following with reference to the following program segment?

b) What is the output of the following with reference to the following program segment?
int x[3][5] = {
{1, 2, 3, 4, 5},
{6, 7, 8, 9, 10},
{11, 12, 13, 14, 15}
},*n=&x;
1. *(*x + 2) + 5
2. *(*(x + 1))
3. *(*(x) + 2) +1
4. *(*(x+1) +3)
5. *n
6. *(n+2)
7. ++*n
8. *(n+5) + 1

July 6, 2021 in C and CPP

Why is a linked list called a dynamic data structure?

a) Why is a linked list called a dynamic data structure? What are the advantages of using linked list over arrays? Also explain different types of linked list along with their applications.

July 6, 2021 in C and CPP

Write a recursive function to obtain the first 25 numbers of a Fibonacci sequence.

b) Write a recursive function to obtain the first 25 numbers of a Fibonacci sequence. In a Fibonacci sequence the sum of two successive terms gives the third term. Following are the first few terms of the Fibonacci sequence:
1 1 2 3 5 8 13 21 34 55 89.....