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Junior Informatics Officer, Information Technology and Communications — 29 March 2025 (September 2024 cycle) — question paper

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Historical paper · reviewed memory-based reconstruction

Junior Informatics Officer, Information Technology and Communications — 29 March 2025 (September 2024 cycle)

Paper #3064 · 29-03-2025 · General English, General Knowledge, Aptitude and Computer Science · 134 reviewed questions · Showing 121–134 of 134

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Complete original Series I question PDF and matching official MPSC answer key. KSLC study explanations accompany all 150 numbered official answers across 6 source-reference sections. The official key controls scoring; concise qualifications explain printed defects and contextual assumptions without editorial exclusions. These sections accompany the original PDF, including its figures, code and tables, and are not 150 new auto-scoring MCQ cards. Examination: 29 March 2025; recruitment cycle: September 2024.

  1. The octal equivalent of the binary number 11001101 is
    1. 315
    2. 631
    3. 325
    4. 621
  2. Which layer is responsible for handling high-level protocols?
    1. Transport layer
    2. Network layer
    3. Application layer
    4. Data link layer
  3. Consider the following:
    (a) Business modelling
    (b) Process modelling
    (c) Data modelling
    (d) Application generation
    (e) Testing and turnover
    Which order of phases of RAD model is correct?
    1. (a), (b), (c), (d), (e)
    2. (a), (c), (b), (d), (e)
    3. (c), (b), (d), (a), (e)
    4. (b), (c), (a), (d), (e)
  4. The method of string buffer to concatenate two strings is
    1. concat()
    2. append()
    3. Both (A) and (B)
    4. Neither (A) nor (B)
  5. The total amount of time spent by the process from its arrival to its completion is called
    1. completion time
    2. turnaround time
    3. burst time
    4. complete time
  6. Which of the following errors can a compiler diagnose?
    1. Logical errors only
    2. Both syntax and logical errors
    3. Syntax errors only
    4. All of the above
  7. What is the relational calculus?
    1. It is a kind of procedural language
    2. It is a non-procedural language
    3. It is a high-level language
    4. It is data definition language
  8. Which parser is most powerful among the following parsers?
    1. Operator precedence
    2. SLR
    3. Canonical LR
    4. LALR
  9. Which of the following is popular for applications such as storage of log files in a database management system since it offers the best write performance?
    1. RAID level 0
    2. RAID level 1
    3. RAID level 2
    4. RAID level 3
  10. x * y = y * x is the
    1. inverse property
    2. commutative law
    3. associative law
    4. identity element
  11. A Boolean expression can be transformed into
    1. matrix
    2. logical diagram
    3. logical graph
    4. All of the above
  12. Which of the following is not a valid C variable name?
    1. int number;
    2. float rate;
    3. int variable_count;
    4. int $main;
  13. Which data structure is based on the First In First Out (FIFO) principle?
    1. Tree
    2. Linked list
    3. Stack
    4. Queue
  14. When an asynchronous sequential circuit changes two or more binary state variables, a condition occurs called
    1. race condition
    2. deadlock condition
    3. running condition
    4. shifting condition

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