Advertisements
Advertisements
Question
Give the output of the following Character class method:
Character.isLetterOrDigit('W')Advertisements
Solution
True
APPEARS IN
RELATED QUESTIONS
Write the return data type of the following function:
log( )
Write a program to accept a number and check and display whether it is a Niven number or not.
(Niven number is that number which is divisible by its sum of digits).
Example:
Consider the number 126.
The Sum of its digits is 1+2+6 = 9 and 126 is divisible by 9.
What is the data type returned by the library function?
compareTo()
What will be the output when the following code segment is executed?
System.out.println(“The king said\”Begin at the beginning!\“to me.”);
Predict the output of the following code snippet: String P = "20", Q = "22";
int a = Integer.parseInt(P);
int b = Integer.value0f(Q);
System.out.println(a + " " + b);
Give the output of the following Character class method:
Character.toUpperCase('a')What is the method to check whether a character is a letter or digit?
The method to convert a lowercase character to uppercase is ______.
Predict the output of the following code snippet:
char ch='B';
char chr=Character.toLowerCase(ch);
int n=(int)chr-10;
System.out.println((char)n+"\t"+chr);
A student is trying to convert the string present in x to a numerical value, so that he can find the square root of the converted value, However the code has an error. Name the error (syntax/logical/runtime). Correct the code so that it compiles and runs correctly.
String x="25";
int y=Double.parseDouble(x);
double r=Math.sqrt(y);
System.out.println(r);