(a) What is 2-factor authentication? Describe it with an example. (b) What is a hash table? What are the advantages of using a hash table? (c)…

(a) What is 2-factor authentication? Describe it with an example.

(b) What is a hash table? What are the advantages of using a hash table?

(c) Explain the role of the BIOS (Basic Input Output System) in the boot process of a PC. Describe the steps involved in booting a computer, from power on to loading the operating system.

From the BPSC Assistant Director (ICT) May 2025 – Written exam, question 8 of 9.

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