25 IT102 Quiz 1

Who developed Java?

• Jason Gosling

• James Gosling

• James Googling

• Jason Googling

What does "WORA" stand for in Java?

• Write Once, Run Anywhere

• Write One, Read All

• Work Once, Run Always

• Write Only, Run Anywhere

Which of the following is NOT a Java feature?

• Platform-Independent

• Object-Oriented

• Interpreted Only (No Compilation needed)

• Write, Once Run Anywhere

What is the correct way to declare an integer variable in Java?

• int x = 10;

• integer x = 10;

• var x = 10;

• x = 10;

Which data type stores a single character?

• String

• char

• boolean

• float

What is the output of System.out.println(5 + "5");?

• 10

• 55

• "55"

• Error

Which symbol is used for single-line comments in Java?

• /* */

• //

• #

What is an algorithm?

• A programming language

• A step-by-step problem-solving procedure

• A type of variable

• A Java keyword

Which of these is NOT a characteristic of a good algorithm?

• Unclear steps

• Finite steps

• Well-defined inputs/outputs

• Language-independent

What shape represents a decision in a flowchart?

• Oval

• Rectangle

• Diamond

• Parallelogram