Advertisements
Advertisements
प्रश्न
State the data type and value of res after the following is executed :
char ch = ‘9’;
res = Character. isDigit(ch)
Advertisements
उत्तर
boolean - True
APPEARS IN
संबंधित प्रश्न
Write the memory capacity (storage size) of short and float data type in bytes.
Give the output of the following code:
String P = “20”, Q = “19”,
int a = Integer .parselnt(P);
int b = Integer. valueOf(Q);
System.out.println(a+””+b);
int res = ‘A’;
What is the value of res?
What will be the output when the following code segment is executed?
String s = “1001”;
int x = Integer. valueOf(s);
double y = Double.valueOf(s);
System.out.println(“x=”+x);
System.out.println(“y=”+y);
Give the output of the following code.
String A = "26.0", B= "74.0";
double C = Double.parseDouble(A);
double D = Double.parseDouble(B);
System.out.println((C+D));
Give the output of the following Character class method:
Character.toUpperCase('a')Give the output of the following Character class method:
Character.isLetterOrDigit('W')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);Define a class to accept a string and convert the same to uppercase, create and display the new string by replacing each vowel by immediate next character and every consonant by the previous character. The other characters remain the same.
Example: Input: #IMAGINATION@2024
Output: #JLBFJMBSJPM@2024
