Q 1 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Hardware refers to? A
Physical components of a computer
B
Programs and applications
D
Instructions given to a computer
View answer & explanation
Ans: Physical components of a computer
Correct Answer: Physical components of a computer
Hardware refers to the physical components of a computer: the parts you can touch, such as the keyboard, monitor, CPU and memory.
Q 2 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Software refers to? A
Programs and applications
B
Physical parts of a computer
C
Electric circuits inside a computer
View answer & explanation
Ans: Programs and applications
Correct Answer: Programs and applications
Software refers to programs and applications: the instructions that tell the hardware what to do.
Q 3 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Input devices include? A
Keyboard, mouse, scanner
B
Monitor, printer, speakers
D
Hard disk, pen drive, CD
View answer & explanation
Ans: Keyboard, mouse, scanner
Correct Answer: Keyboard, mouse, scanner
Input devices include the keyboard, mouse and scanner: devices that feed data into a computer.
Q 4 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Output devices include? A
Monitor, printer, speakers
B
Keyboard, mouse, scanner
D
Webcam, microphone, joystick
View answer & explanation
Ans: Monitor, printer, speakers
Correct Answer: Monitor, printer, speakers
Output devices include the monitor, printer and speakers: devices that present the computer's results to the user.
Q 5 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
CPU stands for? A
Central Processing Unit
D
Control Processing Unit
View answer & explanation
Ans: Central Processing Unit
Correct Answer: Central Processing Unit
CPU stands for Central Processing Unit: the processor that executes instructions and is called the brain of the computer.
Q 6 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
RAM stands for? C
Rapid Application Memory
View answer & explanation
Ans: Random Access Memory
Correct Answer: Random Access Memory
RAM stands for Random Access Memory: the temporary working memory that holds data and programs while the computer is running.
Q 7 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
ROM stands for?
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Ans: Read Only Memory
Correct Answer: Read Only Memory
ROM stands for Read Only Memory: the permanent memory that holds the start-up instructions and cannot normally be changed.
Q 8 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Motherboard connects? A
All components of a computer
D
Only the monitor and printer
View answer & explanation
Ans: All components of a computer
Correct Answer: All components of a computer
The motherboard connects all components of a computer: CPU, memory, storage and peripherals all link through it.
Q 9 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
BIOS is responsible for? B
Running application software
D
Connecting to the internet
View answer & explanation
Ans: Booting the computer
Correct Answer: Booting the computer
BIOS is responsible for booting the computer: it runs the power-on checks and starts the operating system.
Q 10 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Operating system does? A
Manages hardware & software resources
C
Stores files on the internet
View answer & explanation
Ans: Manages hardware & software resources
Correct Answer: Manages hardware & software resources
The operating system manages hardware and software resources: it controls the CPU, memory, files and programs on behalf of the user.
Q 11 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Examples of OS include? B
MS Word, MS Excel, PowerPoint
C
Google, Facebook, Twitter
View answer & explanation
Ans: Windows, Linux, macOS
Correct Answer: Windows, Linux, macOS
Examples of operating systems include Windows, Linux and macOS: the system software that runs a computer.
Q 12 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
MS Word is used for? B
Spreadsheets & data analysis
View answer & explanation
Ans: Word processing
Correct Answer: Word processing
MS Word is used for word processing: creating, editing and formatting documents.
Q 13 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
MS Excel is used for? A
Spreadsheets & data analysis
View answer & explanation
Ans: Spreadsheets & data analysis
Correct Answer: Spreadsheets & data analysis
MS Excel is used for spreadsheets and data analysis: organising numbers in rows and columns and calculating with them.
Q 14 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
MS PowerPoint is used for? C
Spreadsheets & data analysis
View answer & explanation
Ans: Presentations
Correct Answer: Presentations
MS PowerPoint is used for presentations: building slide shows to present information.
Q 15 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Network connects? C
A computer and a printer only
View answer & explanation
Ans: Two or more computers
Correct Answer: Two or more computers
A network connects two or more computers: linked computers that can share data and resources.
Q 16 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
LAN stands for? D
Linked Application Network
View answer & explanation
Ans: Local Area Network
Correct Answer: Local Area Network
LAN stands for Local Area Network: a network covering a small area such as a home, office or building.
Q 17 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
WAN stands for? C
Wireless Access Network
D
World Application Network
View answer & explanation
Ans: Wide Area Network
Correct Answer: Wide Area Network
WAN stands for Wide Area Network: a network covering a large geographical area, such as the internet.
Q 18 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
IP address identifies?
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Ans: A device on a network
Correct Answer: A device on a network
An IP address identifies a device on a network: a unique numerical label for each connected device.
Q 19 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
URL stands for? A
Uniform Resource Locator
B
Universal Record Locator
D
United Resource Location
View answer & explanation
Ans: Uniform Resource Locator
Correct Answer: Uniform Resource Locator
URL stands for Uniform Resource Locator: the address used to locate a resource such as a web page.
Q 20 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Browser is used to?
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Ans: Access websites
Correct Answer: Access websites
A browser is used to access websites: it retrieves and displays web pages.
Q 21 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Email stands for?
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Ans: Electronic mail
Correct Answer: Electronic mail
Email stands for electronic mail: messages sent and received over a computer network.
Q 22 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Cloud computing provides? A
Remote storage & services
View answer & explanation
Ans: Remote storage & services
Correct Answer: Remote storage & services
Cloud computing provides remote storage and services: data and applications delivered over the internet instead of a local machine.
Q 23 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Social media includes? A
Facebook, Twitter, Instagram
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Ans: Facebook, Twitter, Instagram
Correct Answer: Facebook, Twitter, Instagram
Social media includes Facebook, Twitter and Instagram: platforms for sharing posts, photos and messages.
Q 24 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
VPN is used for? A
Secure internet connection
View answer & explanation
Ans: Secure internet connection
Correct Answer: Secure internet connection
A VPN is used for a secure internet connection: it encrypts traffic and hides the user's network location.
Q 25 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Firewall protects? A
Unauthorized network access
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Ans: Unauthorized network access
Correct Answer: Unauthorized network access
A firewall protects against unauthorized network access: it monitors traffic and blocks connections that are not allowed.
Q 26 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Antivirus software prevents?
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Ans: Malware & viruses
Correct Answer: Malware & viruses
Antivirus software prevents malware and viruses: it detects, blocks and removes malicious programs.
Q 27 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
GPS stands for? A
Global Positioning System
B
General Position Service
C
Global Personal Satellite
D
Geographic Positioning Service
View answer & explanation
Ans: Global Positioning System
Correct Answer: Global Positioning System
GPS stands for Global Positioning System: the satellite system that gives a receiver's location anywhere on Earth.
Q 28 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Fiber optic cables transmit? C
Data as electric current only
D
Data as radio waves only
View answer & explanation
Ans: Data as light signals
Correct Answer: Data as light signals
Fiber optic cables transmit data as light signals: pulses of light travel through thin glass fibres.
Q 29 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Wireless networks include? C
Fibre & copper cables only
View answer & explanation
Ans: Wi-Fi & Bluetooth
Correct Answer: Wi-Fi & Bluetooth
Wireless networks include Wi-Fi and Bluetooth: radio technologies that connect devices without cables.
Q 30 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Malware refers to?
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Ans: Malicious software
Correct Answer: Malicious software
Malware refers to malicious software: programs designed to harm a computer or steal data, such as viruses and spyware.
Q 31 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Phishing is? A
Fraudulent attempt to get sensitive info
B
A fast internet connection
D
A computer hardware fault
View answer & explanation
Ans: Fraudulent attempt to get sensitive info
Correct Answer: Fraudulent attempt to get sensitive info
Phishing is a fraudulent attempt to get sensitive information: fake messages that trick people into revealing passwords or bank details.
Q 32 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
HTTP stands for? A
HyperText Transfer Protocol
B
High Text Transmission Process
C
Hyperlink Text Transfer Program
D
Host Transfer Text Protocol
View answer & explanation
Ans: HyperText Transfer Protocol
Correct Answer: HyperText Transfer Protocol
HTTP stands for HyperText Transfer Protocol: the protocol browsers use to fetch web pages.
Q 33 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
HTTPS is? D
Offline version of HTTP
View answer & explanation
Ans: Secure version of HTTP
Correct Answer: Secure version of HTTP
HTTPS is the secure version of HTTP: the same web protocol protected by encryption (TLS/SSL).
Q 34 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
IP version 4 address has?
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Ans: 32 bits
Correct Answer: 32 bits
An IP version 4 address has 32 bits: four 8-bit numbers, written like 192.168.1.1.
Q 35 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
IP version 6 address has?
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Ans: 128 bits
Correct Answer: 128 bits
An IP version 6 address has 128 bits: a much larger address space than IPv4's 32 bits.
Q 36 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Cloud storage examples?
View answer & explanation
Ans: Google Drive, Dropbox
Correct Answer: Google Drive, Dropbox
Cloud storage examples are Google Drive and Dropbox: services that store files on remote servers accessed over the internet.
Q 37 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Database stores?
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Ans: Organized data
Correct Answer: Organized data
A database stores organized data: information arranged so it can be searched, sorted and retrieved.
Q 38 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
SQL stands for? A
Structured Query Language
B
Simple Question Language
D
Standard Quick Language
View answer & explanation
Ans: Structured Query Language
Correct Answer: Structured Query Language
SQL stands for Structured Query Language: the language used to query and manage relational databases.
Q 39 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
HTML is used for?
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Ans: Web page structure
Correct Answer: Web page structure
HTML is used for web page structure: it marks up headings, paragraphs, links and other page content.
Q 40 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
CSS is used for?
View answer & explanation
Ans: Styling web pages
Correct Answer: Styling web pages
CSS is used for styling web pages: it controls colours, fonts, layout and spacing of HTML content.
Q 41 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
JavaScript is used for? B
Web page structure only
View answer & explanation
Ans: Interactive web pages
Correct Answer: Interactive web pages
JavaScript is used for interactive web pages: it adds behaviour such as menus, forms and live updates.
Q 42 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Encryption secures?
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Ans: Data & communication
Correct Answer: Data & communication
Encryption secures data and communication: it scrambles information so only authorised readers can use it.
Q 43 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
LAN cable type commonly used?
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Ans: Ethernet (Cat5/Cat6)
Correct Answer: Ethernet (Cat5/Cat6)
The LAN cable type commonly used is Ethernet (Cat5/Cat6): twisted-pair cables that link devices to a local network.
Q 44 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Router connects? A
Networks & directs traffic
B
Devices within a network only
C
A monitor to a computer
D
A printer to a computer
View answer & explanation
Ans: Networks & directs traffic
Correct Answer: Networks & directs traffic
A router connects networks and directs traffic: it forwards data between networks, such as a home network and the internet.
Q 45 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Switch connects? A
Devices within a network
B
Networks across countries
C
A computer to a power supply
D
A keyboard to a monitor
View answer & explanation
Ans: Devices within a network
Correct Answer: Devices within a network
A switch connects devices within a network: it forwards data to the right device inside a local network.
Q 46 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
Modem converts? A
Digital signals to analog & vice versa
View answer & explanation
Ans: Digital signals to analog & vice versa
Correct Answer: Digital signals to analog & vice versa
A modem converts digital signals to analog and vice versa: it lets a computer's digital data travel over analogue lines and back.
Q 47 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
IoT stands for? C
Internal Operating Tool
View answer & explanation
Ans: Internet of Things
Correct Answer: Internet of Things
IoT stands for Internet of Things: everyday devices connected to the internet that collect and exchange data.
Q 48 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
AI stands for? A
Artificial Intelligence
View answer & explanation
Ans: Artificial Intelligence
Correct Answer: Artificial Intelligence
AI stands for Artificial Intelligence: computer systems that perform tasks needing human-like intelligence, such as learning and reasoning.
Q 49 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
VR stands for?
View answer & explanation
Ans: Virtual Reality
Correct Answer: Virtual Reality
VR stands for Virtual Reality: a computer-generated environment the user experiences, usually through a headset.
Q 50 Computer Science Computer Science PMS 2026 GK (Q651 700): Computer Basics, Hardware, Software, Networks & Internet
AR stands for?
View answer & explanation
Ans: Augmented Reality
Correct Answer: Augmented Reality
AR stands for Augmented Reality: digital information overlaid on the real world, seen through a phone or headset.