C Programming Basic Set 2

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This set of C Programming Basic Multiple Choice Questions & Answers (MCQs) focuses on C Programming Basic Set 2

Q1 | Queue is a _____________ list.

lifo

lilo

filo

fifo

Q2 | The statement print f ("%d", 10 ? 0 ? 5 : 1 : 12); will print?

Q3 | To represent hierarchical relationship between elements, which data structure is suitable?

priority

tree

dqueue

all of the above

Q4 | Which of the following data structure is linear type?

strings

queue

lists

all of the above

Q5 | The statement printf("%c", 100); will print?

prints 100

print garbage

prints ascii equivalent of 100

none of the above

Q6 | The _______ memory allocation function modifies the previous allocated space.

calloc

free

malloc

realloc

Q7 | Number of binary trees formed with 5 nodes are

108

Q8 | The "C" language is

context free language

context sensitive language

regular language

none of the above

Q9 | The worst case time complexity of AVL tree is better in comparison to binary search tree for

search and insert operations

search and delete operations

insert and delete operations

search, insert and delete operations

Q10 | In which tree, for every node the height of its left subtree and right subtree differ almost by one?

binary search tree

avl tree

threaded binary tree

complete binary tree

Q11 | C is ______ Language?

low level

high level

assembly level

machine level

Q12 | The Default Parameter Passing Mechanism is called as

call by value

call by reference

call by address

call by name

Q13 | What is Dequeue?

elements can be added from front

elements can be added to or removed from either the front or rear

elements can be added from rear

none of the above

Q14 | In which linked list last node address is null?

doubly linked list

circular list

singly linked list

none of the above

Q15 | Which is the correct syntax to declare constant pointer?

int *const constptr;

*int constant constptr;

const int *constptr;

a and c both

Q16 | printf("%d%d", book.price, book.page);

b. printf("%d%d", price.book, page.book);

printf("%d%d", price::book, page::book);

printf("%d%d", price->book, page->book);

Q17 | A. double and chars

b. floats and doubles

. ints

and floats

ints and chars

Q18 | A. The smallest individual units of c program

b. the basic element

ecognized by the compiler

the largest individual units of program

a & b both

Q19 | B. Keywords have some unknown meanings and these meanings cannot be

changed.

. keywords have some predefine meanings and these meanings cannot be

hanged.

none of the above

Q20 | A. int constant var =10;

b. int

onst var = 10;

const int var = 10;

b & c both

Q21 | A. Constant

ariable

special symbol

none of the avobe

Q22 | A. Halt execution of program

b. restart execution

f program

exit from loop or switch statement

none of the avobe