Unit 5: Input in Java

Name the package that contains Scanner class.

(a)  

Complete the code below to create an object of Scanner class:

Scanner sc = new Scanner( (a)   );

Name the type of error in case given below:

Missing semicolon.

• Syntax Error

• Logical Error

• Run-time error

Name the method of Scanner class that is used to input an integer data from the standard input stream.

(a)  

Name the type of error in case given below:

int a;b;c;

• Syntax Error

• Logical Error

• Run-time error

Which of the following are valid comments?

• /* comment */

• * comment

• // coment

• */ comment */

Name the type of error in case given below:

Math.sqrt(36 – 45)

• Syntax Error

• Logical Error

• Run-time error

Name the method of Scanner class that is used to input a String data from the standard input stream.

(a)  

Name the type of error in case given below:

Multiplication operator used when the operation should be division.

• Syntax Error

• Logical Error

• Run-time error

Name the keyword, to use the classes defined in a package.

(a)