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ICSE Class 10 Computer Applications Question 24 of 30

Solved 2023 Question Paper ICSE Class 10 Computer Applications — Question 24

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24
Question

Question 2(iv)

Give the output of the following Character class methods:

(a) Character.toUpperCase ('a')

(b) Character.isLetterOrDigit('#')

Answer

(a) Character.toUpperCase ('a')

Output
A
Explanation

In Java, the Character.toUpperCase(char ch) method is used to convert a given character to its uppercase equivalent, if one exists. So, the output is uppercase 'A'.

(b) Character.isLetterOrDigit('#')

Output
false
Explanation

Character.isLetterOrDigit() method returns true if the given character is a letter or digit, else returns false. Since, hash (#) is neither letter nor digit, the method returns false.