ISAC Weekly Quiz SEM2 #3

Which option is false about the final keyword?

• final method cannot be overridden in its subclasses.

• final class cannot be extended.

• final class cannot extend other classes

• final method can be inherited.

Which keyword is used for accessing the features of a package?

• package

• import

• extends

• export

int values[ ] = {1,2,3,4,5,6,7,8,9,10};

for(int i=0;i< Y; ++i)

System.out.println(values[i]);

Find the value of value[i]?

• 10

• 11

• 15

• None of the above

Which of these have highest precedence?

• ()

• ++

• *

• >>

Which of these operators is used to allocate memory to array variable in Java?

• alloc

• malloc

• new malloc

• new

Java program processing always starts with main() method

• True

• False

Java supports both Primitive & Non-Primitive(User Defined) datatypes. Which one of the following is not a primitive datatype?

• byte

• short

• long

• class

Which of these are Access Modifiers in Java?

• default

• public

• protected

• All of them

Which of these sets of logic gates are known as universal gates?

• XOR, NAND, OR

• OR, NOT, XOR

• NOR, NAND, XNOR

• NOR, NAND

A digital circuit that can store only one bit is a

• Register

• NOR gate

• Flip-flop

• XOR gate