GRADE 9 ROMBLON 2ND QTR QUIZ 2

What is the purpose of declaring variables in Java?

• To perform mathematical operations

• To define classes and methods

• To create loops and conditions

• To store temporary data for program's runtime

Which data type is used to hold a set of texts or words in Java?

• char

• String

• int

• float

What is the process of combining two or more strings into a single string called in Java?

• Multiplication

• Concatenation

• Division

• Addition

What is the operator used to add together two values in Java?

• *

• -

• +

• /

Which operator is used to divide one value by another in Java?

• -

• *

• +

• /

What does the operator '++' do in Java?

• Increases the value of a variable by 1

• Decreases the value of a variable by 1

• Multiplies a value to the current variable

• Divides a value to the current variable

What is the purpose of the operator '=' in Java?

• Multiplies a value to the current variable

• Subtracts a value to the current variable

• Adds a value to the current variable

• Assigns value to a variable

Which operator is used to subtract one value from another in Java?

• *

• /

• +

• -

What is the operator used to return the division remainder in Java?

• --

• ++

• %

• =

Which operator is used to decrease the value of a variable by 1 in Java?

• --

• -=

• +=

• *=