💻 COMPUTER QUESTIONS Asked in RRB PO MAINS 2025 – Detailed Explanation
Computer Awareness is an important and scoring section in RRB PO Mains 2025. Questions are mostly concept-based, practical, and application-oriented. Below are the Computer Questions asked in RRB PO Mains 2025 with clear explanations for quick revision.
1) Online meeting feature to highlight presenter’s video
Answer: Spotlight / Pin Video feature
This feature keeps the presenter’s video prominently visible to all participants.
2) Not an example of an Operating System
Answer: Application Software
Operating Systems manage hardware and software resources.
3) Converting readable data into unreadable form
Answer: Encryption
Used to protect data from unauthorised access.
4) Research element defining scope and objectives
Answer: Problem Statement / Research Objectives
5) Primary function of CPU
Answer: Processing data and executing instructions
6) Components affecting system performance
Answer: CPU, RAM, Cache Memory
7) Central networking device for data distribution
Answer: Switch
8) Output device for printed copy
Answer: Printer
9) Creating another copy of data for safety
Answer: Backup
10) UNIX interface between user and kernel
Answer: Shell
11) Third generation high-level programming language
Answer: C Language
12) Radio-based navigation system
Answer: GPS (Global Positioning System)
13) OS used on servers
Answer: Server Operating System
14) Feature absent in SSDs compared to HDDs
Answer: Moving mechanical parts
15) Multi-user time-sharing OS by Bell Labs
Answer: UNIX
16) Shortcut to activate Menu Bar in MS Excel
Answer: Alt Key
17) Description of a dynamic website
Answer: A dynamic website changes content based on user interaction, databases, or server-side scripts.
18) Protocol at OSI Layer 3
Answer: Internet Protocol (IP)
19) Not available under Insert tab in MS Excel
Answer: Spelling / Track Changes
20) Temporary storage before CPU processing
Answer: RAM (Random Access Memory)
21) MS Office application for text documents
Answer: MS Word
22) HTML elements for SEO and indexing
Answer: Meta Tags
23) System for connecting external devices via I/O ports
Answer: Peripheral System / I/O System
24) Excel formula to add A2 and A4
=A2+A4
25) Memory storing BIOS permanently
Answer: ROM (Read Only Memory)
26) Valid File Explorer view modes
Answer: List, Details, Large Icons, Small Icons
27) Excel function returning remainder
Answer: MOD()
28) Combination of headers carrying data packets
Answer: Protocol Stack
29) Technology storing duplicate data for reliability
Answer: RAID (Redundant Array of Independent Disks)
30) Platforms operating purely on VoIP
Answer: Skype, WhatsApp Calling, Zoom
31) Not a mandatory component of URL
Answer: IP Address
32) Default placeholders in a new PowerPoint slide
Answer: Two (Title & Subtitle)
📌 Conclusion
The Computer Awareness questions in RRB PO Mains 2025 focus on:
- Computer Fundamentals
- MS Office Practical Knowledge
- Operating Systems & Networking
- Application-based Concepts
Preparation Tip: Revise definitions, shortcuts, and real-life use cases for maximum accuracy.
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