Computer Science Test Questions and Correct Answers Latest Edition.

Computer Science Test Questions and
Correct Answers 2025-2026 Latest
Edition.

PrintWriter - ANS -What is used for writing output to a file?



scanner - ANS -What is used when getting input from a file?



scanner - ANS -Which of the following is not a primitive data type?

float

long

Scanner

char



/n - ANS -Which of the following is an example of an escape sequence?

/n

while

main

Scanner



count == 1 - ANS -Which of the following does not change the value of a variable?

count++

count == 1

count += 1

, count = 1

count = count + 1



Math.pow - ANS -Which of the following should you use to compute the value that results when
raising one variable to the power of another (i.e, exponentiation)?

Math.pow

Math.random

**

++

^

none



ok will always be printed - ANS -if( firstletter != 'y' || firstletter != 'Y') System.out.println ( "ok" );



Which of the following true:

ok will always be printed

ok will never be printed

ok will be printed only when firstletter is neither 'y' nor 'Y'

the value of firstletter will be printed only if it has the value 'n'

none



TestQuestion.java - ANS -Suppose you implement a class with the header

// public class TestQuestion

The java source code for the class is stored in a file with the name:



19 - ANS -How many times will the body of the loop execute?