Set - 4

Question 36 :

Which method of the Component class is used to set the position and size of a component?

Answer :


Question 37 :

How many bits are used to represent Unicode, ASCII, UTF-16, and UTF-8 characters?

Answer :

Unicode requires 16 bits and ASCII require 7 bits. Although the ASCII character set uses only 7 bits, it is usually represented as 8 bits. UTF-8 represents characters using 8, 16, and 18 bit patterns. UTF-16 uses 16-bit and larger bit patterns.

Question 38 :

What is the difference between yielding and sleeping?

Answer :

When a task invokes its yield() method, it returns to the ready state. When a task invokes its sleep() method, it returns to the waiting state.

Question 39 :

Which java.util classes and interfaces support event handling?

Answer :

The EventObject class and the EventListener interface support event processing.

Question 40 :

Is sizeof a keyword?

Answer :

The sizeof operator is not a keyword.