Round 1

What is the initial capacity of an ArrayList in Java?

• 10

• 16

• 12

• 14

Name the following algorithm

• prims

• kruskal

• dijkstras

• topological

Abbreviation of awt:

• Advanced Windows Toolkit

• Advanced Windows Terminal

• Abstract Windows Terminal

• Abstract Windows Toolkit

What is the best case and worst case in sequential search?

• O(n/2), O(n)

• O(n), O(1)

• O(1), O(n)

• O(n), O(n/2)

What is the principle of selection sort?

• Decrease and conquer

• Divide and conquer

• Greedy method

• Brute force

Which of these operations are not used in Relational algebra?

• X

• U

• -

• +

Which aggregate function is used to find the oldest student of the table by DOB?

• max()

• min()

• avg()

• DOB()

Length of the following string is: " I ' m Batman ";

• 14

• 12

• 13

• 11

Which of these is not a characteristic of a PRIMARY KEY?

• Unique in nature

• No null value

• No duplicates

• Cannot be a foreign key

Output of the following code:

• -2,5

• 5,-2

• 6,-2

• 6,-1