IBPS SO(IT officer) Professional Knowledge Questions – Set 5

Dear Aspirants,
Welcome to the Professional Knowledge Section in Affairscloud.com. Here we are providing sample questions. It will be useful for the IBPS SO IT officer. We have also included some important questions that are repeatedly asked in previous exams.

1. _________ means that each logical object is placed in a set of memory locations with strictly consecutive addresses.
   A. External Fragmentation
   B. Internal Fragmentation
   C. Contiguous Allocation
   D. None of the above
   
   Answer

   C. Contiguous Allocation
   
   
2. Which of the following eliminates internal fragmentation?
   A. External Fragmentation
   B. Contiguous Allocation
   C. Static partitioning
   D. Dynamic partitioning
   
   Answer

   D. Dynamic partitioning
   
   
3. Wasting of memory between partitions, due to scattering of the free space into a number of dis-contiguous areas, is called _________
   A. External Fragmentation
   B. Internal Fragmentation
   C. Contiguous Allocation
   D. None of the above
   
   Answer

   A. External Fragmentation
   
   
4. A ________ is a hardware complex that contains most of the logic address translation in microprocessor systems.
   A. Memory Management Unit (MMU)
   B. Translation Lookaside Buffer (TLB)
   C. Page Map Table (PMT)
   D. None of the above
   
   Answer

   A. Memory Management Unit (MMU)
   
   
5. Which of the following is a memory cache that stores recent translations of virtual memory to physical addresses for faster retrieval.
   A. Memory Management Unit (MMU)
   B. Translation Lookaside Buffer (TLB)
   C. Page Map Table (PMT)
   D. None of the above
   
   Answer

   B. Translation Lookaside Buffer (TLB)
   
   
6. Which of the following requires that all channels in a message transmission path be of the same speed?
   A. Packet-switched networks
   B. Circuit-switched networks
   C. Message-switched networks
   D. None of the above
   
   Answer

   B. Circuit-switched networks
   
   
7. Which protocol works at the Internet layer and provides a connection service between hosts?
   A. Internet Protocol(IP)
   B. Packet Internet Gopher(PING)
   C. Reverse Address Resolution Protocol (RARP)
   D. Address Resolution Protocol (ARP)
   
   Answer

   A. Internet Protocol(IP)
   
   
8. If a host broadcasts a frame that includes a source and destination hardware address, and its purpose is to assign IP addresses to itself, Which protocol at the Network Layer does the host use?
   A. Internet Control Message Protocol(ICMP)
   B. Packet Internet Gopher(PING)
   C. Reverse Address Resolution Protocol (RARP)
   D. Address Resolution Protocol (ARP)
   
   Answer

   C. Reverse Address Resolution Protocol (RARP)
   
   
9. When you connect to an online information service you are asked to provide some kind of identification such as your name, an account number and a password. What is the name given to this brief dialogue between you and the information system?
   A. Security Procedure
   B. Safeguard Procedure
   C. Identification Procedure
   D. Log-on procedure
   
   Answer

   D. Log-on procedure
   
   
10. A heap allows a very efficient implementation of a ________
    A. Stack
    B. Queue
    C. Priority Queue
    D. None of the above
    
    Answer

    C. Priority Queue