CS201 Midterm Online Quiz

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CS201-Midterm

1 / 50

If we want to store a string “abc” in an array str then the size of this array must be at least,

2 / 50

What does !(7) evaluate to in decimal where ! is a NOT operator?

3 / 50

25.What will be the range of numbers generated by function rand () % 9?

4 / 50

We want to access array in random order which approach is better?

5 / 50

Pointer is a variable which store

6 / 50

The size of a double variable is

7 / 50

In flow chart, the symbol used for decision making is,

8 / 50

Consider the following code segment. What will be the output of this code segment?

int arr[6] = {2, 3, 7, 4, 5, 6} ;

int *ptr1 =&arr[1] ;

int *ptr2 = &arr[4] ;

cout << (ptr2-ptr1) ;

9 / 50

What will be the value of ‘a’ and ‘b’ after executing the following statements?

a = 3;                    b = a++;

10 / 50

Analysis is the -------------- step in designing a program

11 / 50

Which of the following is the starting index of an array in C++?

12 / 50

How many total elements must be in two-dimensional array of 3 rows and 2 columns?

13 / 50

Syntax of union is identical to ______

14 / 50

For which values of the integer _value will the following code becomes an infinite loop?

int number=1;

while (true) {

cout << number;

if (number == 3) break;

number += integer_value; }

any number other than 1 or 2

15 / 50

When a pointer is incremented, it actually jumps the number of memory addresses

16 / 50

The function of cin is

17 / 50

Which of the following is the correct way to assign an integer value 5 to element of a matrix say ‘m’ at second row and third column?

18 / 50

Which of the following header file defines the rand() function?

19 / 50

Which character is inserted at the end of string to indicate the end of string?

20 / 50

If the break statement is missed in switch statement then,

21 / 50

A precise sequence of steps to solve a problem is called

22 / 50

If the file is not properly closed in the program, the program ____________.

23 / 50

The Compiler of C language is written in

24 / 50

In C/C++ the string constant is enclosed

25 / 50

UNIX has been developed in ________ language.

26 / 50

Dealing with structures and functions passing by reference is the most economical method

27 / 50

A continue statement causes execution to skip to

28 / 50

43.For which array, the size of the array should be one more than the number of elements in an array?

29 / 50

Which of the following header file include string conversion functions?

30 / 50

Which looping process is best, when the number of iterations is known?

31 / 50

When we are using const keyword with a variable x then initializing it at the time of declaration is,

32 / 50

When an array element is passed to a function, it is passed by ----------------.

33 / 50

Which of the following is the correct statement for the following declaration?

34 / 50

How many bytes are occupied by declaring following array of characters? char str[] = “programming”;

35 / 50

What will be the value of i and j in the following code segment?

int i, j ;

int x[5] = {2, 3, 4, 8, 9} ;

int *ptr =&x[2];

i = (*ptr)++ ;

j = *ptr++ ;

36 / 50

C++ views each file as a sequential stream of________________ .

37 / 50

If the elements of an array are already sorted then the useful search algorithm is,

38 / 50

The remainder (%) operator is,

39 / 50

In order to get 256 from the number 2568 we divide this number by 10 and take,

40 / 50

An array is also called

41 / 50

Which of the following is an extension of header file?

42 / 50

Which of the following function(s) is/are included in stdlib.h header file?

43 / 50

Which of the following functionreturns the size of a string variable?

44 / 50

Each pass through a loop is called a/an

45 / 50

C is a/an ______ language

46 / 50

When a call to function statement is encountered,

47 / 50

In if structure the block of statements is executed only,

48 / 50

There are mainly------------------- types of software

49 / 50

C is widely known as development language of _______ operating system.

50 / 50

Consider the following code segment. What will the following code segment display? int main(){

int age[10] = {0};

cout << age ;

}

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The average score is 73%

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