Originally Posted by Muhammad Akram Abbasi

Hello Friends ,

I appeared in Officer IT Expert II Subjective written part, Questions were from
(Data Structures and Algorithms, Data Encryption and Security, Cyber Security, Information Security) What I recall just randomly add hints here only not proper Questions. ...
• Open Ports at OSI network Layer.
• What is Email PGP?
• Quick Sort Coding, don’t use two recursive call initial levels
• RSA values were assigned already of i.e. n = 35, p=13 etc. find message m?
• Find A of m numbers from array and B of n umbers matching same value…
• What hash functions are…
• Proxy Server, Network layer, and application layer differences.
• Network layer attacks and Security mechanism.
• Difference of digital signatures and electronic signatures
• Difference of footprint and fingerprinting
NOTE: There were total 15 Questions and need to be attempted 10 only.