Police Communication Officer Past Paper 02 June 2024 PDF

Part 1: Information Technology & Networking (35 Marks)

Q1. Bit size of an IPv6 address:
Ans: 128 bits
Q2. Device that connects multiple networks and directs traffic:
Ans: Router
Q3. OSI layer responsible for end-to-end communication:
Ans: Transport Layer
Q4. Protocol used to transfer files securely over the internet:
Ans: SFTP
Q5. Maximum data rate of a standard Cat6 cable:
Ans: 10 Gbps
Q6. Port used by SMTP:
Ans: Port 25
Q7. Process of converting text into unreadable format:
Ans: Encryption
Q8. Database language used to retrieve data:
Ans: SQL
Q9. Difference between Worm and Virus:
Ans: Worm self-replicates without a host file
Q10. Network topology using a single backbone cable:
Ans: Bus Topology
Q11. ICMP protocol is primarily used for:
Ans: Error reporting / Diagnostics (Ping)
Q12. Device working at Data Link Layer (Layer 2):
Ans: Switch
Q13. Phishing is:
Ans: Identity theft via fraudulent emails/websites
Q14. Memory used to store boot-up instructions:
Ans: ROM
Q15. SaaS stands for:
Ans: Software as a Service
Q16. Shortcut key to open Inspect element in browser:
Ans: F12
Q17. Protocol used for remote command-line access:
Ans: SSH
Q18. Default gateway is:
Ans: The IP of the local router
Q19. Command to see the path a packet takes:
Ans: Tracert
Q20. MAC address is also known as:
Ans: Physical Address
Q21. Universal Gate in logic circuits:
Ans: NAND
Q22. Baud rate measures:
Ans: Signal transitions per second
Q23. Cookie in web browsing:
Ans: A small text file stored by the browser
Q24. IP class used for experimental purposes:
Ans: Class E
Q25. URL stands for:
Ans: Uniform Resource Locator
Q26. OSI layer closest to the user:
Ans: Application Layer
Q27. DNS port number:
Ans: 53
Q28. Half-duplex communication means:
Ans: One-way communication at a time
Q29. Software that translates Assembly to Machine language:
Ans: Assembler
Q30. RAID 0 is used for:
Ans: Data Striping (Speed)
Q31. Intranet is:
Ans: Private network within an organization
Q32. Device used for digital-to-analog conversion:
Ans: Modem
Q33. Heart of an Operating System:
Ans: Kernel
Q34. Shortcut to open Task Manager:
Ans: Ctrl + Shift + Esc
Q35. Binary equivalent of 32:
Ans: 100000

Part 2: Artificial Intelligence – AI (10 Marks)

Q1. NLP stands for:
Ans: Natural Language Processing
Q2. AI that performs specific tasks (e.g., chess):
Ans: Narrow AI
Q3. Face Recognition in police systems is an application of:
Ans: AI / Computer Vision
Q4. Father of AI:
Ans: John McCarthy
Q5. Machine Learning is a subset of:
Ans: Artificial Intelligence
Q6. Turing Test is used for:
Ans: Determining a machine’s ability to exhibit intelligent behavior
Q7. Predictive Policing uses AI to:
Ans: Forecast crime locations and times
Q8. AI technology mimicking the human brain:
Ans: Neural Networks
Q9. Chatbots use AI for:
Ans: Customer interaction and support
Q10. Automated Number Plate Recognition (ANPR) uses:
Ans: AI & Optical Character Recognition

Part 3: Data Sciences (10 Marks)

Q1. First stage of a Data Science project:
Ans: Data Collection
Q2. Clean Data means:
Ans: Data free from errors and duplicates
Q3. Chart showing relationship between two variables:
Ans: Scatter Plot
Q4. Mean is also known as:
Ans: Average
Q5. Big Data is:
Ans: Extremely large datasets analyzed for patterns
Q6. Quantitative data means:
Ans: Numerical data
Q7. Tool widely used for Data Visualization:
Ans: Power BI / Tableau
Q8. Process of finding hidden patterns in data:
Ans: Data Mining
Q9. Metadata means:
Ans: Data about data
Q10. Histogram is used for:
Ans: Frequency distribution

Part 4: English – Grammar & Vocabulary (20 Marks)

Q1. Synonym of ‘Diligent’:
Ans: Hardworking
Q2. Antonym of ‘Reluctant’:
Ans: Willing
Q3. ‘He jumped ____ the river.’
Ans: Into
Q4. Passive: ‘She is eating a cake.’
Ans: A cake is being eaten by her
Q5. Correct spelling:
Ans: Maintenance
Q6. ‘He is _____ honest man.’
Ans: An
Q7. Idiom: ‘Break the ice’ means:
Ans: To start a conversation
Q8. Synonym of ‘Vanish’:
Ans: Disappear
Q9. Antonym of ‘Arrival’:
Ans: Departure
Q10. A person who hates women:
Ans: Misogynist
Q11. ‘Neither of the boys ____ present.’
Ans: Was
Q12. ‘He has been ill ____ Monday.’
Ans: Since
Q13. Plural of ‘Criterion’:
Ans: Criteria
Q14. Synonym of ‘Fragile’:
Ans: Delicate
Q15. Antonym of ‘Victory’:
Ans: Defeat
Q16. ‘She is good ____ Math.’
Ans: At
Q17. Passive: ‘Open the door.’
Ans: Let the door be opened
Q18. Correct spelling:
Ans: Entrepreneur
Q19. ‘Ten miles ____ a long distance.’
Ans: Is
Q20. ‘He is addicted ____ gambling.’
Ans: To

Part 5: Basic Computer & MS Office (15 Marks)

Q1. Shortcut for ‘Save As’ in Word:
Ans: F12
Q2. ‘Header and Footer’ is in which tab?
Ans: Insert
Q3. In Excel, a formula starts with:
Ans: =
Q4. Shortcut to ‘Insert New Slide’:
Ans: Ctrl + M
Q5. ‘Portrait’ and ‘Landscape’ are:
Ans: Page Orientations
Q6. Which key starts a Slide Show?
Ans: F5
Q7. Shortcut for ‘Find and Replace’:
Ans: Ctrl + H
Q8. ‘Mail Merge’ is a feature of:
Ans: MS Word
Q9. Maximum zoom in MS Word:
Ans: 500%
Q10. To ‘Redo’ an action, press:
Ans: Ctrl + Y
Q11. ‘Ctrl + K’ is used for:
Ans: Hyperlink
Q12. Shortcut for ‘Double Underline’:
Ans: Ctrl + Shift + D
Q13. Intersection of row and column is:
Ans: Cell
Q14. ‘F7’ is used for:
Ans: Spell Check
Q15. ‘Format Painter’ is used for:
Ans: Copying formatting

Part 6: IQ & Analytical Reasoning (10 Marks)

Q1. Complete: 2, 5, 10, 17, ___?
Ans: 26 ($n^2 + 1$)
Q2. If ‘APPLE’ is ‘BQQLF’, what is ‘MAN’?
Ans: NBO
Q3. A man walks 3 km North, then 4 km East. Distance from start?
Ans: 5 km
Q4. Odd one out: (Earth, Venus, Mars, Moon)
Ans: Moon
Q5. If 5 apples cost 100, cost for 12 apples?
Ans: 240
Q6. Find next: A, D, G, J, ___?
Ans: M
Q7. 25% of 1000:
Ans: 250
Q8. Father’s sister’s son is your:
Ans: Cousin
Q9. A clock shows 3:00. The angle is:
Ans: 90 Degrees
Q10. Today is Monday, day after 20 days?
Ans: Sunday

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