Classical

Data Structures - Sorting & Searching

6:  

The average time required to perform a successful sequential search for an element in an array A(1 : n) is given by

A.

(n + 1)/2

B.

log2n

C.

n(n + 1)/2

D.

n2

 
 

Option: A

Explanation :


7:  

Using the standard algorithm, what is the time required to determine that a number n is prime ?

A.

Linear time

B.

Logarithmic time

C.

Constant time

D.

Quadratic time

 
 

Option: A

Explanation :


8:  

 The average time required to perform a successful sequential search for an element in an array A (1 : n) is given by

A.

(n+1)/2

B.

n (n + 1)/2

C.

log(n/2)

D.

n2

 
 

Option: A

Explanation :


9:  

Which of the following is false ?

A.

A serial search begins with the first array element

B.

A serial search continues searching, element by element, either until a match is found or until the end of the array is encountered

C.

A serial search is useful when the amount of data that must be search is small

D.

For a serial search to work, the data in the array must be arranged in either alphabetical or numerical order

 
 

Option: D

Explanation :


10:  

A search begins the search with the element that is located in the middle of the array

A.

serial

B.

random

C.

parallel

D.

binary

 
 

Option: D

Explanation :




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Syllabus covered in this section is-

  • Abstract data types
  • Algorithms
  • Stacks, Queues
  • Linked Lists
  • Trees, Binary search trees
  • Binary heaps

This Section covers Data Structures Questions Answers using C language .
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