Practice mode / Java Who is known as father of Java Programming Language? A Option A: James Gosling B Option B: M. P Java C Option C: Charel Babbage D Option D: Blais Pascal Correct answer A. James Gosling Show answer Report a problem How we write and check questions
Question 01 / Java What is the size of the char data type in Java? A Option A: 4 bits B Option B: 16 bits C Option C: 32 bits D Option D: 8 bits Correct answer B. 16 bits Show answer Open question
Question 02 / Java Which OOP concept bundles data and methods in a class while hiding internal details through private fields? A Option A: Recursion B Option B: Inheritance C Option C: Encapsulation D Option D: Polymorphism Correct answer C. Encapsulation Show answer Open question
Question 03 / Java Which keyword does a Java class use to adopt an interface? A Option A: interface B Option B: implements C Option C: uses D Option D: extends Correct answer B. implements Show answer Open question
Question 04 / Java What is the size of the int data type in Java? A Option A: 64 bits B Option B: 16 bits C Option C: It depends on the platform D Option D: 32 bits Correct answer D. 32 bits Show answer Open question
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