jav important problems for exams

Question 03

What is the output of the following

System.out.println("isDigit('r') is " + Character.isDigit('r'));

Output

Output is

isDigit('r') is false

Question 04

What is the output of the following:

System.out.println("isDigit(3) is " + Character.isDigit('3'));

Output

Output is

isDigit(3) is true

Question 05

What is the output of the following:

System.out.println("isupperCase(w) is " + Character.isUpperCase('w'));

Output

Output is

isupperCase(w) is false

Question 06

What is the output of the following:

System.out.println("isupperCase(P) is " + Character.isUpperCase('P'));

Output

Output is

isupperCase(P) is true

Question 07

What is the output of the following:

System.out.println("isLowerrCase(P) is " + Character.isLowerCase('P'));

Output

Output is

isLowerrCase(P) is false

Question 08

What is the output of the following

System.out.println("isLowerrCase(z) is " + Character.isLowerCase('z'));

Output

Output is

isLowerrCase(z) is true