Consider the array given below:

char ch[] = {'A','E','I','O', 'U'};

Write the output of the following statements:

System.out.println(ch[0]*2);:

1. 65
2. 130
3. 'A'
4. 0

Which of the following is a valid java keyword?

1. If
2. BOOLEAN
3. static
4. Switch

The default value of a boolean variable is:

1. False
2. 0
3. false
4. True