RPGCL Assistant Manager (ICT) 2022 – Written (BUET) question & solution

Questions from the RPGCL Assistant Manager (ICT) recruitment exam, 2022 – Written (BUET), shared by the candidates who sat it. The paper: 9 written questions. So far 9 written questions have been shared. Topics include Coding, Computer Networks, Operating System, Algorithm and Emerging Technology.

Written (9)

  1. Write a C program to remove given character from string: Example input: programming and we want to remove: gram now output: proming…
  2. How many bits are used in IPv4 and IPv6 addresses? Why is NAT not needed in IPv6?
  3. Find out Best case, Worst case complexity of Binary search, Quick sort, Depth First Search.
  4. Write down the name of four information stored in PCB (Process Control Block).
  5. Write a program to validate a given IPv4 address and show whether it is valid or not valid.
  6. Starvation in SJF, and the name of a starvation-free scheduling algorithm.
  7. Draw server rack diagrams to show horizontal and vertical scaling.
  8. What is SHA-256 and SHA-512 in network security, what is avalanche effect, is it desirable or undesirable.
  9. A telephone line normally has a bandwidth of 3000 Hz (300 to 3300 Hz) assigned for data communications. The signal-to-noise ratio is…