PE Coding
Q1: You have filenames with animal names in them. There could be overlap of animals in different file names. Print the overlapping records along with the filenames in which they are present. Discuss Corner cases

Q2: Valid Balanced String question where string contains characters with brackets and you need to check if its balanced or not.

PE Troubleshooting:
Uncle Bernie's website is down. What could be going wrong - discuss all possible failures.

Result: Reject!