Class 12 · ICSE · Computer Science

String Handling

String and StringBuffer, string methods, and palindrome, anagram and word-level problems.

Questions

6 questions in this chapter.

Answer available
Class 12 · Computer Science · String Handling
Write a Java program segment to count the words in a sentence s that has single spaces between words.
3 marksMediumApplication based
Answer available
Class 12 · Computer Science · String Handling
State three differences between the String and the StringBuffer classes.
3 marksMediumShort answer
Answer available
Class 12 · Computer Science · String Handling
Write a Java program segment to count the number of vowels in a given string s.
3 marksMediumApplication based
Answer available
Class 12 · Computer Science · String Handling
What is the output of: String s = "Programming"; System.out.println(s.indexOf('g') + " " + s.lastIndexOf('g') + " " + s.replace('g', 'G'));
3 marksMediumNumerical
Answer available
Class 12 · Computer Science · String Handling
What is the difference between s1 == s2 and s1.equals(s2) for two String references?
3 marksMediumNumerical
Answer available
Class 12 · Computer Science · String Handling
Write a Java program segment to change the case of every letter of a string s.
3 marksMediumApplication based