ICSE Grade 9 Quiz Computers

Is Android based on Java?

• True

• False

Who invented Java?

• James Gosling

• Sergey Brin

• Steve Jobs

• Bill Gates

• Tim Berners-Lee

Which type of data is used to enter the value ("Welcome")?

• Text
• Characters
• String
• Boolean

When we want to print in Java, we use the code ......

• system.out.print();
• System.out.println();
• System.Out.Printf();
• System.out.show();

The keyword "method" is another name for

• an object

• a class

• a function

• a variable

Where does a java program start executing instructions from:

• class

• source file

• main method

• object

When we want to print in Java, we use the code ......

• system.out.print();
• System.out.println();
• System.Out.Printf();
• System.out.show();

These controls the behavior of a program.

• class
• object
• method
• void

Describe method.

• A component of a program in a big program.

• A program to perform a specific task.

• A component of a program written to perform a specific task.

• A variable that use to read an input.

Mark all that is TRUE about classes

• A Class is a blueprint of an object. It is not an actual object

• An object is an instance of a class

• A class has characteristics and behaviours

• A base class gives all of its characteristics to a derived class

• A class is the first thing to define while writing a Java Program