# Data Structure Quiz 1.2

### Data Structure Quiz 1.2

Binary search is ____ type of search.

a. Address calculation search

b. A and B

c. Non linear search**d. Linear search**

Binary search tree is a ___ type of search

a. graph search**b. Just tree search**c. None

d. multi-way tree search

What is the worst case complexity of binary search using recursion?

a. O(n^2)

b. O(nlogn)**c. O(logn)**d. O

In linear search with array, how many comparisons are needed in average case?

a. 1

b. 0

c. n**d. n+1/2**

Finding an element, whether that is present in a list or not. It is called__

a. Sorting

b. none**c. Searching**d. Storing

In the following type of searching key-comparisons are needed

a. Non linear search

b. Address calculation search**c. A and B**d. Linear search

In linear search with array, how many comparisons are needed in worst case?

a. 1

b. n/2**c. n**d. 0

Asymptotic complexity of linear search with array in average case is**a. O **b. logn

c. O(n/2)

d. O(1)

The following type of search is easy to implement.

a. Interpolation

b. none**c. Linear search**d. Non linear search

In linear search with array, how many comparisons are needed in best case?

a. 0

b. n**c. 1**d. n/2

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