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Computer Science MCQs

MCQs on Programming, Networking, Database and OS

23 Questions
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1
Easy ppsc nts

Which Excel feature is used to display only records matching specific criteria?

  • A Sort
  • B Filter
  • C Freeze Panes
  • D Conditional Formatting
Permalink
Correct Answer: Option B — Filter
Explanation: Filtering allows users to display only rows that meet specified conditions while temporarily hiding other records, making analysis easier.
Submitted by: PaperMCQs
2
Easy ppsc nts

What does BIOS stand for?

  • A Basic Input Output System
  • B Binary Input Operating System
  • C Basic Integrated Operating Software
  • D Built-In Output System
Permalink
Correct Answer: Option A — Basic Input Output System
Explanation: BIOS is firmware stored on a motherboard that initializes hardware during startup and loads the operating system. It performs essential checks and configuration tasks before handing control to the operating system.
Submitted by: PaperMCQs
3
Easy ppsc nts

Which search engine was founded by Larry Page and Sergey Brin?

  • A Yahoo
  • B Bing
  • C Google
  • D DuckDuckGo
Permalink
Correct Answer: Option C — Google
Explanation: Google was founded by Larry Page and Sergey Brin and became the world's leading search engine.
Submitted by: PaperMCQs
4
Easy ppsc nts

Which software is used to create spreadsheets?

  • A PowerPoint
  • B Excel
  • C Access
  • D Outlook
Permalink
Correct Answer: Option B — Excel
Explanation: Microsoft Excel is a spreadsheet application used for calculations and data analysis.
Submitted by: PaperMCQs
5
Easy ppsc nts

What is the purpose of antivirus software?

  • A Create backups
  • B Design websites
  • C Detect and remove malicious software
  • D Manage databases
Permalink
Correct Answer: Option C — Detect and remove malicious software
Explanation: Antivirus software scans systems for malware and helps protect computers from threats.
Submitted by: PaperMCQs
6
Easy ppsc nts

What is cloud storage?

  • A Local disk storage
  • B Storage accessible via the internet
  • C RAM allocation
  • D CPU cache
Permalink
Correct Answer: Option B — Storage accessible via the internet
Explanation: Cloud storage allows users to store and access files over the internet using remote servers.
Submitted by: PaperMCQs
7
Easy ppsc nts

What does GUI stand for?

  • A General User Interface
  • B Graphical User Interface
  • C Graphic Utility Integration
  • D Global User Internet
Permalink
Correct Answer: Option B — Graphical User Interface
Explanation: A Graphical User Interface allows users to interact with computers using windows, icons, menus, and pointers instead of text commands, improving usability and accessibility.
Submitted by: PaperMCQs
8
Easy ppsc nts

What is a workbook in Microsoft Excel?

  • A A single cell
  • B A chart
  • C A collection of worksheets
  • D A formula
Permalink
Correct Answer: Option C — A collection of worksheets
Explanation: A workbook is an Excel file that can contain one or more worksheets and serves as a container for spreadsheet data.
Submitted by: PaperMCQs
9
Easy ppsc nts

What is the intersection of a row and a column in Excel called?

  • A Workbook
  • B Worksheet
  • C Cell
  • D Range
Permalink
Correct Answer: Option C — Cell
Explanation: A cell is formed where a row and a column intersect in Excel. Each cell has a unique reference such as A1 or B5.
Submitted by: PaperMCQs
10
Easy ppsc nts

Which MS Word feature is used to create personalized letters for multiple recipients?

  • A Track Changes
  • B Mail Merge
  • C WordArt
  • D AutoCorrect
Permalink
Correct Answer: Option B — Mail Merge
Explanation: Mail Merge allows users to create personalized documents for multiple recipients by combining a main document with a data source. It is commonly used for letters, certificates, labels, and mass mailing operations.
Submitted by: PaperMCQs
11
Easy ppsc nts

What is the default file extension of a Microsoft Word document in modern versions?

  • A .doc
  • B .txt
  • C .docx
  • D .rtf
Permalink
Correct Answer: Option C — .docx
Explanation: Microsoft Word uses the .docx format by default since Office 2007. It is based on Office Open XML standards and supports text, images, formatting, tables, and other document elements while providing better compression and compatibility.
Submitted by: PaperMCQs
12
Easy ppsc nts

Which search algorithm checks each element sequentially?

  • A Binary Search
  • B Linear Search
  • C Interpolation Search
  • D Hash Search
Permalink
Correct Answer: Option B — Linear Search
Explanation: Linear Search examines items one by one until the target is found or the list ends.
Submitted by: PaperMCQs
13
Easy ppsc nts

Which command is used to add new records to a database table?

  • A UPDATE
  • B SELECT
  • C INSERT
  • D ALTER
Permalink
Correct Answer: Option C — INSERT
Explanation: The INSERT statement adds new rows into a database table and is one of the most common SQL operations.
Submitted by: PaperMCQs
14
Easy ppsc nts

Which protocol is used to automatically assign IP addresses to devices on a network?

  • A DNS
  • B DHCP
  • C SMTP
  • D SNMP
Permalink
Correct Answer: Option B — DHCP
Explanation: Dynamic Host Configuration Protocol automatically assigns IP addresses and network configuration information to devices, simplifying network administration.
Submitted by: PaperMCQs
15
Easy ppsc nts

Which database key uniquely identifies each record in a table?

  • A Foreign Key
  • B Candidate Key
  • C Primary Key
  • D Composite Key
Permalink
Correct Answer: Option C — Primary Key
Explanation: A Primary Key uniquely identifies each record in a database table. It cannot contain duplicate values or NULL values and ensures entity integrity within relational database systems.
Submitted by: PaperMCQs
16
Easy ppsc nts

Which SQL command is used to retrieve data from a database?

  • A INSERT
  • B UPDATE
  • C SELECT
  • D DELETE
Permalink
Correct Answer: Option C — SELECT
Explanation: The SELECT statement retrieves data from one or more database tables. It is one of the most frequently used SQL commands and supports filtering, sorting, grouping, and joining data for analysis and reporting.
Submitted by: PaperMCQs
17
Easy fpsc ppsc

Which device is responsible for connecting different networks together?

  • A Switch
  • B Hub
  • C Router
  • D Repeater
Permalink
Correct Answer: Option C — Router
Explanation: A router connects multiple networks and forwards data packets between them based on IP addresses. It determines the most efficient path for data transmission and plays a critical role in Internet communication.
Submitted by: PaperMCQs
18
Easy ppsc nts

What is the primary function of an operating system?

  • A Create websites
  • B Manage hardware and software resources
  • C Compile programs
  • D Design databases
Permalink
Correct Answer: Option B — Manage hardware and software resources
Explanation: An operating system acts as an intermediary between users and computer hardware. It manages memory, processes, files, devices, and security while providing services that allow applications to run efficiently and reliably.
Submitted by: PaperMCQs
19
Easy fpsc ppsc nts

The internet protocol "HTTP" stands for:

  • A Hyper Text Transfer Protocol
  • B High Tech Transfer Protocol
  • C Hyper Text Transmission Protocol
  • D Hyper Transfer Text Protocol
Permalink
Correct Answer: Option A — Hyper Text Transfer Protocol
Explanation: HTTP stands for HyperText Transfer Protocol. It is the foundation of data communication on the World Wide Web. HTTPS (S for Secure) is its encrypted version.
Submitted by: PaperMCQs
20
Easy fpsc ppsc nts

What does RAM stand for?

  • A Random Access Memory
  • B Read Access Memory
  • C Rapid Access Memory
  • D Random Application Memory
Permalink
Correct Answer: Option A — Random Access Memory
Explanation: RAM stands for Random Access Memory. It is a type of volatile memory that temporarily stores data that the CPU is currently using. Data is lost when power is turned off.
Submitted by: PaperMCQs
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