Q.1
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
Q.2
"C" language is
  • context free language
  • context sensitive language
  • regular language
  • none of the above
Q.3
Is function?
  • function is a block of statements that perform some specific task.
  • function is the fundamental modular unit. a function is usually designed to perform a specific task.
  • function is a block of code that performs a specific task. it has a name and it is reusable
  • all the above
Q.4
One of the following sentences is true ?
  • the body of a while loop is executed at least onc
  • the body of a do ... while loop is executed at least onc
  • the body of a do ... while loop is executed zero or more times.
  • a for loop can never be used in place of a while loop.
Q.5
Is the work of break keyword?
  • halt execution of program
  • restart execution of program
  • exit from loop or switch statement
  • none of the above
Q.6
Switch statement, each case instance value must be _______?
  • constant
  • variable
  • special symbol
  • none of the above
Q.7
_______ memory allocation function modifies the previous allocated space.
  • calloc
  • free
  • malloc
  • realloc
Q.8
Operators are known as Ternary Operator?
  • ::, ?
  • ?, :
  • ?, ;;
  • none of the above
Q.9
Is the right way to declare constant in C?
  • int constant var =10;
  • int const var = 10;
  • const int var = 10;
  • b & c both
Q.10
Statement printf("%c", 100); will print?
  • prints 100
  • print garbage
  • prints ascii equivalent of 100
  • none of the above
Q.11
Of the following data structure is linear type?
  • strings
  • queue
  • lists
  • all of the above
Q.12
Is constant?
  • constants have fixed values that do not change during the execution of a program
  • constants have fixed values that change during the execution of a program
  • constants have unknown values that may be change during the execution of a program
  • none of the above
Q.13
Is Keywords?
  • keywords have some predefine meanings and these meanings can be change
  • keywords have some unknown meanings and these meanings cannot be change
  • keywords have some predefine meanings and these meanings cannot be change
  • none of the above
Q.14
Is C Tokens?
  • the smallest individual units of c program
  • the basic element recognized by the compiler
  • the largest individual units of program
  • a & b both
Q.15
Statement print f ("%d",? 0 ? 5 : 1 : 12); will print?
  • 10
  • 0
  • 12
  • 1
Q.16
Is a _____________ list.
  • lifo
  • lilo
  • filo
  • fifo
Q.17
Operators can operate upon?
  • double and chars
  • floats and doubles
  • ints and floats
  • ints and chars
Q.18
) function used to ?
  • work same as printf()
  • prints the error message specified by the compiler
  • prints the garbage value assigned by the compiler
  • none of the above
Q.19
Represent hierarchical relationship between elements, which data structure is suitable?
  • priority
  • tree
  • dqueue
  • all of the above
Q.20
Is the right way to access value of structure variable book{ price, page }?
  • printf("%d%d", book.price, book.page);
  • printf("%d%d", pricbook, pagbook);
  • printf("%d%d", price::book, page::book);
  • printf("%d%d", price->book, page->book);
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