Quiz for Module2

Predict the output:

• 1,3

• 3,1

• 1,1

• 1,0

Predict the output:

• 20

• 10

• Error in Object creation

• None of the above

Predict the output:

• 10

  20

• 10

• Compile Time Error

• 20

Predict the output:

• A

• B

• Compile Time Error

• No output

Predict the output:

• A

• B

• Compile Time Error in line 10 : Cannot override.

• No output

Predict the output:

• Option 1 : Both are Same

  Option 2 : Both are Same

  Option 3 : Both are Same

• Option 2 : Both are Same

  Option 3 : Both are Same

• Option 2 : Both are Same

• Option 1 : Both are Same

Predict the output:

• CompileTime Error @ Line 1

• allwelcome

• prints nothing

• hiallwelcome

Which one of the below ways is correct to create a String from char

• char ch = 'a';

  String str = new String(ch);

• char cha[] = {'a'};

  String str = new String(cha);

• char ch='a';

  String str = ch;

• char cha[] = {'a'};

  String str = cha;

Which of the following statements are true? Select all that apply.

A. We cannot override a static method in Java.

B. We can overload a static method in Java.

C. We cannot override a private method in Java.

• A and B

• B and C

• A, B and C

• None of the above

Debug the given code:

char ch = 'c'; //line1

int num = 88; //line2

ch = num; //line3

System.out.println(ch); //line4

• X

• 8

• Error at line3: Lossy conversion from int to char

• None of the above