PPSC Computer Operator (BS-15) Commissioner Office Past Paper 2025 Solved MCQs

Correct Answer: China, France, Russia, United Kingdom, United States

The P5, or permanent members of the UN Security Council, consist of China, France, Russia, the United Kingdom, and the United States.

Correct Answer: Afghanistan

The Suri tribe is of Pashtun origin and is historically associated with the region of Afghanistan.

Correct Answer: Egypt

The Great Pyramids of Giza, including the Pyramid of Khufu, are located on the Giza Plateau in Egypt.

Correct Answer: Russia

In November 2021, Russia conducted a direct-ascent anti-satellite missile test that destroyed the defunct Soviet-era Kosmos 1408 satellite.

Correct Answer: 2017

Pakistan won the ICC Champions Trophy in 2017 after defeating India in the final match.

Correct Answer: Islamabad United

Islamabad United won their third PSL title by defeating Multan Sultans in the final of the 2024 season.

Correct Answer: Farooq Leghari

Sardar Farooq Ahmad Khan Leghari served as the 8th President of Pakistan from 1993 to 1997.

Correct Answer: Durand Line

The Durand Line is the international land border between Pakistan and Afghanistan, established in 1893.

Correct Answer: Sultan Alauddin Khilji

Sultan Alauddin Khilji successfully repelled several major Mongol invasions and effectively neutralized the Mongol threat during his reign.

Correct Answer: 331 m/s

The speed of sound in dry air at 0°C is approximately 331.3 meters per second.

Correct Answer: Steel

Sound travels fastest through solids like steel because the particles are more closely packed compared to liquids or gases.

Correct Answer: Acetic Acid

CH3COOH is the chemical formula for Acetic acid, which is the main component of vinegar.

Correct Answer: Central Processing Unit (CPU)

The Central Processing Unit (CPU) is considered the brain of the computer as it performs all primary data processing tasks.

Correct Answer: Structured Query Language

SQL stands for Structured Query Language, which is the standard language for managing and manipulating databases.

Correct Answer: int x;

In C++, an integer variable is declared using the keyword 'int' followed by the variable name, such as 'int x;'.

Correct Answer: Title Bar

The Title Bar at the very top of the Microsoft Word window displays the name of the active document.

Correct Answer: Status bar

The Status bar, located at the bottom of the MS Word window, provides information including the current word count.

Correct Answer: Ruler

The horizontal and vertical Ruler in Microsoft Word is used for setting margins, indents, and tab stops.

Correct Answer: Select the image, navigate to the Picture Format tab, and click the Crop button.

When you select an image in MS Word, the Picture Format tab appears, which contains the Crop tool.

Correct Answer: Enhancing computer security by blocking unauthorized access to the system or network

A firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules.

Correct Answer: Class C

IP addresses starting from 192 to 223 belong to Class C, which is commonly used for local area networks.

Correct Answer: IP Address

DHCP (Dynamic Host Configuration Protocol) is a network management protocol used to automatically assign IP addresses to devices on a network.

Correct Answer: Personal Area Network

Bluetooth is a technology used for short-range communication, making it a classic example of a Personal Area Network (PAN).

Correct Answer: 128 Bits

IPv6 addresses are 128 bits long, providing a significantly larger address space than the 32-bit IPv4 addresses.

Correct Answer: Secure Socket Layer

SSL (Secure Sockets Layer) is the standard security technology for establishing an encrypted link between a web server and a browser.

Correct Answer: Transport Layer

The Transport Layer (Layer 4) of the OSI model is responsible for end-to-end communication, error recovery, and flow/congestion control.

Correct Answer: Interrupt Service Routine

In computing, an Interrupt Service Routine (ISR) is a callback function that handles interrupts sent to the processor.

Correct Answer: Recycle Bin

In Windows, deleted files are moved to the Recycle Bin, where they can be restored or permanently deleted.

Correct Answer: Numbers

In Excel, rows are identified by numbers along the left side, while columns are identified by letters.

Correct Answer: F1

The F1 function key is the standard shortcut in most Microsoft Office applications, including Excel, to open the Help menu.

Correct Answer: 1,048,576

Since Excel 2007, the maximum number of rows per worksheet has been 1,048,576.

Correct Answer: 100

Microsoft Excel allows for a default of 100 undo actions.

Correct Answer: Name Box

The Name Box, located to the left of the formula bar, displays the cell reference or name of the currently selected cell.

Correct Answer: COBOL

COBOL (Common Business-Oriented Language) is a programming language, not a database management system.

Correct Answer: SNARC for learning and pattern recognition

Neural networks are computational models inspired by the human brain, primarily used for tasks like pattern recognition and machine learning.

Correct Answer: Document Object Model

The Document Object Model (DOM) is a programming interface for web documents, representing the page structure as objects.

Correct Answer: 5

The post-increment operator 'x++' returns the current value of x before incrementing it, so it evaluates to 5.

Correct Answer: 50

Let F+S=64 and (F+4)=3(S+4). Solving these equations, the father's current age is 50 and the son's age is 14.

Correct Answer: 184,875

To calculate 17% of 1,087,500, multiply 1,087,500 by 0.17, which equals 184,875.

Correct Answer: Censor: Play

A filter removes impurities from water, just as a censor removes objectionable content from a play.

Correct Answer: go

The simple present 'go' is grammatically correct to complete the sentence structure.

Correct Answer: on

When referring to a member of a committee, the preposition 'on' is standard idiomatic usage.

Correct Answer: in

The phrase 'confide in someone' means to tell someone a secret or private matter while trusting them.

Correct Answer: اطالوی

لفظ 'ناول' اطالوی زبان کے لفظ 'Novella' سے ماخوذ ہے۔

Correct Answer: جون ایلیا

یہ تمام کتابیں اردو کے ممتاز شاعر جون ایلیا کی تصانیف ہیں۔