Java - Coding Bootcamp

Question 1

Syntax for sorting

Answer 1

java.util.Arrays.sort(content);

Question 2

Time complexity of merge sort

Answer 2

Merge sort: n log (n) all cases

Question 3

Syntax to define a HashSet

Answer 3

Set set = new HashSet(){{
 add("a");

}};

Question 4

How to concatenate strings

Answer 4

String s3 = s1 + s2;