CS201 Midterm Online Quiz

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CS201-Midterm

1 / 50

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

2 / 50

UNIX has been developed in ________ language.

3 / 50

In C/C++ the string constant is enclosed

4 / 50

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

5 / 50

If there are 2(n+1) elements in an array then what would be the number of iterations required to search a number using binary search algorithm?

6 / 50

What will be the result of arithmetic expression 6+27/3*3?

7 / 50

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

8 / 50

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

a = 3;                    b = a++;

9 / 50

Declaring structures does not mean that memory is allocated.

10 / 50

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

11 / 50

When we declare a multidimensional array the compiler store the elements of multidimensional array in the form of,

12 / 50

The correct syntax of do-while loop is,

13 / 50

Paying attention to detail in designing a program is _________

14 / 50

Carefully analyze the following lines of code and chose the correct option.

ch1=”a”;

ch2=’a’;

15 / 50

Preprocessor program perform its function before ______ phase takes place.

16 / 50

In C/C++ the #include is called,

17 / 50

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

18 / 50

What will be the result of expression x%= 2, if x = 7?

19 / 50

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

20 / 50

Most efficient method of dealing with structure variables is to define the structure globally

21 / 50

What does 5 ^ 6 , evaluate to in decimal where ‘^’ is Exclusive OR operator?

22 / 50

Word processor is

23 / 50

Which of the following header file include string conversion functions?

24 / 50

What does 5 | 6 , evaluate to in decimal where ‘|’ is bitwise OR operator?

25 / 50

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

26 / 50

C is a/an ______ language

27 / 50

Which of the following is an extension of header file?

28 / 50

Pointer is a variable which store

29 / 50

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

30 / 50

What is the correct syntax to declare an array of size 10 of int data type?

31 / 50

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

32 / 50

The return type of a function that do not return any value must be __________

33 / 50

In Flow chart process is represented by

34 / 50

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

35 / 50

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

36 / 50

What will be the correct syntax to initialize all elements of two-dimensional array to value 0?

37 / 50

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

38 / 50

Commenting the code ___________

39 / 50

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

40 / 50

How many parameter(s) function getline() takes?

41 / 50

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

42 / 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) ;

43 / 50

In Program commenting the code liberally is

44 / 50

A precise sequence of steps to solve a problem is called

45 / 50

When a call to function statement is encountered,

46 / 50

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

47 / 50

An array is also called

48 / 50

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

49 / 50

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

50 / 50

The size of a double variable is

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