Core Java Questions - Assignment

 

Write a Java program to find the factorial of a number using a loop.

Write a Java program to find whether a given string is an anagram of another string.

Write a Java program to find the largest element in an array of integers.

Write a Java program to count the number of vowels and consonants in a string.

Write a Java program to implement a simple "Hello World" application using a method.

Write a Java program to print a pyramid pattern using stars (*).

Write a Java program to check if a given number is a perfect square.

Write a Java program to reverse the digits of a number.

Write a Java program to merge two sorted arrays into one sorted array.

Write a Java program to remove all whitespaces from a string.

Write a Java program to check if a string contains only digits.

Write a Java program to implement a basic array-based stack with push and pop operations.

Write a Java program to implement a basic queue using arrays.

Write a Java program to sort an array of integers using the bubble sort algorithm.

Write a Java program to find the GCD (Greatest Common Divisor) of two numbers.

Write a Java program to check if a number is a palindrome (e.g., 121).

Write a Java program to implement a basic linked list (insertion, deletion, traversal).

Write a Java program to check if a given string is a valid number (integer or floating point).

Write a Java program to find the longest word in a sentence.

Write a Java program to implement the binary search algorithm on a sorted array.