Epicor Software Intern interview questions

1.Check Valid Parenthesis, 2. Traversal of tree, 3.Permutations of string in another, 4. Array sorting 5. Any programming language of our choice preferably Java. 6. Pascal's Triangle 7. Palindrome number 8. Find the last element of a circular linked list. 9. Write Quick sort program 10. One algorithm question and they give a input and output and ask you to write the code for it(for me it was reversing a array but using C). 11. Write a program to remove minimum element in an array 12. Question on oops concept 13. Question on sorting algorithm (Linear , bubble and quick sort)