MODULE 1 CORE JAVA BCA IV

Which of the following is a valid keyword in Java?

• A) interface
  
  
  

• B) string

• C) Float

• D) unsigned

Which of the following statements is used to create an object in Java?

• C) ClassName object;

• D) create ClassName();

• B) ClassName object = new ClassName();

• A) new ClassName();
  
  
  

Which of the following methods is used to read input from the user in Java?

• B) Scanner.next();

• D) Console.input();

• A) System.out.println();
  
  
  

• C) Input.read();

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

• D) null

• C) 0

• B) false

• A) true
  
  
  

What is the size of an int variable in Java?

• A) 8 bits

• B) 16 bits

• D) 64 bits

• C) 32 bits
  
  
  

Which of the following is not a Java feature?

• A) Object-oriented

• B) Use of pointers

• C) Platform-independent

• D) Robust

In which year was Java first released?

• A) 1991

• B) 1995

• C) 1998

• D) 2000

What was the initial name of Java before it was renamed?

• A) Oak

• B) Pine

• C) Green

• D) NetBeans

. Why was the name changed from Oak to Java?

• A) Oak was already a registered trademark.

• B) Oak was not an appealing name.

• C) The team wanted a name related to coffee.

• D) None of the above.

Which company originally developed Java?

• A) Microsoft

• B) Sun Microsystems

• C) Oracle

• D) IBM