Object Oriented Programming Language Quiz

Which is not an integer data type?

• int

• long

• short

• double

Range of byte is?

• -128 to +127, including zero

• -128 to +128, including zero

• -127 to +128, including zero

• -127 to +127, including zero

Identifiers cannot starts with?

• Characters

• Digits

• underscore ( _ ) symbols

• None of these

What is the size of a boolean variable in Java?

• 1 byte

• 1 bit

• Varies from JRE to JRE

What is the size of a char variable in Java?

• 1 byte

• 4 byte

• 2 byte

• Varies from JRE to JRE

What is the default value of a boolean variable in Java?

• true

• false

What is the range of data type short in Java?

• -128 to 127

• -32768 to 32767

• -2147483648 to 2147483647

• None of the mentioned

Which of these literals can be contained in a data type float

variable?

• 1.7e-308

• 3.4e-038

• 1.7e+308

• 3.4e-050

Which of these coding types is used for data type characters in

Java?

• ASCII

• ISO-LATIN-1

• UNICODE

• None of the mentioned

Which of the following shows the syntax of an assignment statement?

• variableName = expression;

• expression = expression;

• expression = variableName;

• dataType = variableName;