PPSC Junior Computer Operator (BS-12) Past Paper 2023 Solved Solved MCQs

Correct Answer: Which is assigned one and only one task

A dedicated computer is specifically designed and configured to perform a single specialized task or function.

Correct Answer: Information and Communication Technology

ICT encompasses the role of unified communications and the integration of telecommunications and computers.

Correct Answer: Soft copy

A soft copy is an unprinted digital document displayed on a screen, unlike a hard copy which is a physical printout.

Correct Answer: Program

A computer is merely uninstructed hardware without software programs, which provide the sequence of instructions necessary to execute tasks.

Correct Answer: User Friendly

The term 'User Friendly' denotes software or hardware interfaces that are intuitive, accessible, and simple for end-users to navigate.

Correct Answer: Interconnection of wide area networks

The internet is a massive global network that connects numerous Wide Area Networks (WANs) and Local Area Networks (LANs) together.

Correct Answer: Ethernet cable

An Ethernet cable is used to directly connect a printer to a Local Area Network (LAN) router or switch, making it accessible to all network users.

Correct Answer: All of these

Wi-Fi, Near Field Communication (NFC), and Bluetooth are all distinct wireless communication technologies used for short-to-medium range connectivity.

Correct Answer: Digital Subscriber Line

Digital Subscriber Line (DSL) is a family of technologies that provide internet access by transmitting digital data over copper telephone lines.

Correct Answer: SMTP

Simple Mail Transfer Protocol (SMTP) is the standard internet protocol used strictly for sending emails across IP networks.

Correct Answer: Bluetooth

Bluetooth is an industry-standard wireless technology optimized specifically for exchanging data across very short distances.

Correct Answer: Ctrl+A

Ctrl+A is the universal keyboard shortcut in Windows applications, including MS Word, to select all text and elements in a document.

Correct Answer: Ctrl+O

The shortcut Ctrl+O is used to open the file directory dialog to select and open an existing file.

Correct Answer: Ctrl+]

Ctrl+] increases the font size of selected text by 1 point in MS Word, while Ctrl+[ decreases it.

Correct Answer: Every page

By default, inserting a header or footer in an MS Word document applies it universally across every page unless specified otherwise.

Correct Answer: Ctrl+Enter

Ctrl+Enter forces the text to start on a new page by inserting a hard page break.

Correct Answer: Ctrl+E

In most text editors like MS Word, Ctrl+E is the shortcut used to center-align the currently selected paragraph or text.

Correct Answer: Move the cursor one-page down

In Microsoft Word, pressing Ctrl + PageDown moves the cursor directly to the top of the next page.

Correct Answer: Portrait

By default, MS Word documents are formatted and printed in Portrait orientation (vertical), rather than Landscape.

Correct Answer: Backspace

The Backspace key deletes characters to the left of the insertion point, whereas the Delete key removes characters to the right.

Correct Answer: F5

The F5 function key is the standard shortcut to reload or refresh the current window or webpage in most operating systems and browsers.

Correct Answer: Ctrl+Z

Ctrl+Z is the universal shortcut command to revert or 'undo' the most recent action taken by the user.

Correct Answer: Delete

The Delete key removes the currently highlighted text, object, or file in graphical user interfaces.

Correct Answer: F2

In Windows environments, selecting a file or folder and pressing the F2 key triggers the rename function.

Correct Answer: Basic Input Output System

BIOS is firmware used to perform hardware initialization during the booting process and provide runtime services for operating systems.

Correct Answer: Random Access Memory

RAM is a form of primary computer memory that can be read and changed in any order, typically used to store working data and machine code.

Correct Answer: ROM

Read-Only Memory (ROM) is non-volatile memory used in computers to permanently store firmware and fundamental system data.

Correct Answer: Read-Write Memory

Random Access Memory (RAM) allows data to be both read from and written to, distinguishing it from Read-Only Memory (ROM).

Correct Answer: Keyboard

A keyboard is primarily an input device used to enter text and commands into the computer.

Correct Answer: Random Access

Random Access allows a storage medium to quickly jump to any piece of data directly, without having to read through everything sequentially.

Correct Answer: Scanner

A scanner is a digital input device that optically reads physical documents and converts them into digital image files.

Correct Answer: RAM

Main Memory directly refers to the system's Random Access Memory (RAM), which acts as the volatile, immediate workspace for the CPU.

Correct Answer: Range of cells

In MS Excel, a colon (:) is used as a reference operator to indicate a contiguous range of cells from the first cell to the last.

Correct Answer: Tab

The Tab key moves the active cell selection one column to the right, while Shift+Tab moves it to the left.

Correct Answer: Both Rows and Columns

A standard spreadsheet or worksheet is laid out as a two-dimensional grid consisting of horizontal rows and vertical columns.

Correct Answer: Formula Bar

The Formula Bar, located above the worksheet grid, displays the data or formula contained within the currently selected active cell.

Correct Answer: Character

Excel fundamentally deals with numeric values, text (labels), and formulas. 'Character' is a programming datatype, but Excel natively treats string data simply as Text/Labels.

Correct Answer: AVG

In MS Excel, the correct syntax for the averaging function is AVERAGE(). AVG is not recognized as a native function.

Correct Answer: Cell

A cell is the fundamental intersection of a row and a column in a spreadsheet, where all data and formulas are entered.

Correct Answer: Extended Binary Coded Decimal Interchange Code

EBCDIC is an eight-bit character encoding used mainly on IBM mainframe and IBM midrange computer operating systems.

Correct Answer: 0,1

The binary numeral system operates natively in base-2, using only two discrete symbols: 0 and 1.

Correct Answer: Opto mechanical

An optomechanical mouse uses a physical ball to turn rollers, but utilizes optical sensors (light/laser) to detect the motion of those rollers internally.

Correct Answer: Scanner

An image scanner optically scans physical images, printed text, or handwriting and converts them into digital two-dimensional representations.

Correct Answer: Ctrl+M

In MS PowerPoint, Ctrl+M inserts a new slide, whereas Ctrl+N creates an entirely new presentation file.

Correct Answer: F5

Pressing the F5 key starts a PowerPoint slideshow presentation from the very first slide.

Correct Answer: Slide

In presentation software like MS PowerPoint, an individual page of content is universally referred to as a slide.

Correct Answer: MS PowerPoint

Microsoft PowerPoint is a dedicated presentation program used to create visually compelling slideshows.

Correct Answer: Layout of Handout

In PowerPoint, the Handout Master controls the layout, formatting, and appearance of printed presentation handouts.

Correct Answer: Master slide

Slide Master is typically accessed from the 'View' tab as a specialized viewing mode, rather than being a sidebar Task Pane.

Correct Answer: All of these

Modern email clients support the attachment of various multimedia elements including audio, video, and data files.

Correct Answer: Refresh

Browsers use the Refresh (or Reload) button, often mapped to the F5 key, to re-fetch and update the contents of a webpage.

Correct Answer: Email

Electronic mail (Email) allows users to send rich messages containing text, along with attachments like audio and video files.

Correct Answer: Direct Memory Access

Direct Memory Access (DMA) is a feature that allows certain hardware subsystems to access primary system memory (RAM) independently of the CPU.

Correct Answer: Data Bus

The Data Bus is a system within a computer or device that actively carries the actual data transferred between the CPU and memory.

Correct Answer: POST

Power-On Self-Test (POST) is the initial diagnostic testing sequence executed by the BIOS right after a computer is powered on.

Correct Answer: Logic gate

These are fundamental electronic logic gates used to implement boolean functions in digital circuits.

Correct Answer: HTML

HyperText Markup Language (HTML) is the standard and foundational markup language used to create and design documents on the World Wide Web.

Correct Answer: Application

Application software, like MS Word, is designed to perform specific tasks or applications for the end user, distinct from system software that runs the hardware.

Correct Answer: System

System software acts as an intermediary layer between hardware and user applications. The Operating System is the primary and most vital example of it.

Correct Answer: Command Line Interface

MS-DOS operates entirely on a Command Line Interface (CLI), where users must type text-based commands to navigate and execute programs.

Correct Answer: MS-DOS

MS-DOS is a classic single-tasking, single-user operating system designed originally for IBM PC compatible personal computers.

Correct Answer: Operating system

An Operating System (OS) is the primary software that manages computer hardware resources and provides common services for software applications.

Correct Answer: Booting

Booting is the initial set of operations that a computer system performs when electrical power to the CPU is switched on.

Correct Answer: Control Panel

In Windows operating systems, the Date and Time settings module is traditionally found within the central Control Panel.

Correct Answer: Both Username and Password

In computing, standard authentication often requires verifying a user's identity using a combination of a known username and a secret password.

Correct Answer: Virus

A computer virus is a type of malicious software (malware) that, when executed, replicates itself by modifying other computer programs.

Correct Answer: Hacking

While specific password theft may be termed phishing or credential stuffing, 'Hacking' is the broader, most accurate option provided for digital theft and unauthorized access.

Correct Answer: Cybercrime

Cybercrime encompasses any criminal activity that involves a computer, networked device, or network as a tool or target.

Correct Answer: Cropping

Cropping refers to the removal of outer parts of an image to improve framing, accentuate subject matter, or alter aspect ratios.

Correct Answer: Aggregate function

An aggregate function (like SUM, COUNT, or AVG) groups together the values of multiple rows as input on certain criteria to form a single summarized value.

Correct Answer: Third

Third-generation programming languages (3GL) introduced high-level procedural abstraction (like C, FORTRAN, and COBOL) separated from hardware details.

Correct Answer: Questionnaire

Questionnaires are structured data collection instruments widely used in research to gather standardized information from respondents.

Correct Answer: Insert

The 'Insert' tab/menu houses all tools required to place external objects like images, charts, and shapes into a document.

Correct Answer: None of these

To open a file in standard applications, one must access the 'File' menu, which is not listed among the given options.

Correct Answer: Data Sorting

Data Sorting allows organizations to arrange and analyze structured sets of collected client data to identify demographic preferences and trends.

Correct Answer: Cookies

HTTP cookies are small blocks of data created by a web server and stored on the user's computer to remember session information and identify returning visitors.

Correct Answer: System Analyst

A System Analyst specializes in researching problems, planning solutions, and designing the high-level logic and architectural structure of software systems before coding begins.

Correct Answer: Cuba

Fidel Castro was a Cuban revolutionary and politician who served as the Prime Minister and later the President of Cuba.

Correct Answer: Egypt

Alexandria is a major Mediterranean port city and the second-largest city in Egypt, founded by Alexander the Great.

Correct Answer: Journalism

The Pulitzer Prize is a highly prestigious award honoring excellence in newspaper, magazine, online journalism, literature, and musical composition.

Correct Answer: Cricket

While scheduled to return in 2028, Cricket has traditionally not been part of the modern Olympic Games since 1900.

Correct Answer: Delhi

Jamia Millia Islamia is a prestigious central university located in New Delhi, India.

Correct Answer: South Africa

The Zulu people are the largest Nguni ethnic group in South Africa, numbering significantly in the KwaZulu-Natal province.

Correct Answer: 1983

The catastrophic Ethiopian famine spanned from 1983 to 1985, leading to unprecedented international relief efforts.

Correct Answer: Simla

The Simla Deputation was a gathering of Muslim leaders in 1906 in Simla, presenting key political demands to Viceroy Lord Minto.

Correct Answer: 1940

The landmark Lahore Resolution, demanding a separate homeland for Muslims, was adopted on March 23, 1940.

Correct Answer: Maulana Muhammad Ali Johar

The Ali Brothers, notably Maulana Muhammad Ali Johar and Shaukat Ali, spearheaded the Khilafat Movement in British India to protect the Ottoman Caliphate.

Correct Answer: Pushto

Khushal Khan Khattak was a legendary Pashtun warrior, chief, and poet renowned as the national poet of the Pashto language.

Correct Answer: Eyes

Ophthalmology is the specialized branch of medicine concerning the anatomy, physiology, and diseases of the eye.

Correct Answer: Inter facial tension

Soaps act as surfactants that lower the interfacial surface tension between water and dirt/oils, allowing the dirt to be washed away.

Correct Answer: Pascal

The Pascal (Pa) is the standard SI derived unit of pressure, equivalent to one newton per square meter.

Correct Answer: 10

The two-digit multiples of 9 are 18, 27, 36, 45, 54, 63, 72, 81, 90, and 99. There are exactly 10 such numbers.

Correct Answer: 288

Increasing 224 in the ratio 7:9 means multiplying it by 9/7. The calculation is 224 / 7 = 32, and 32 * 9 = 288.

Correct Answer: Beginning and End

Alpha and Omega are the first and last letters of the Greek alphabet, universally used as an idiom meaning the beginning and the end.

Correct Answer: To take interest in other's affairs

Poking one's nose into something is an idiom that means meddling or intrusively interfering in someone else's private matters.

Correct Answer: Change

To modify something means to alter or change it in some way.

Correct Answer: Isolation

Quarantine implies strict medical isolation enforced to prevent the spread of disease.

Correct Answer: was

The pronoun 'every' acts as a singular subject, therefore it strictly requires the singular verb 'was' in past tense contexts.

Correct Answer: مثنوی

مثنوی اردو اور فارسی کی وہ صنف سخن ہے جس میں عموماً طویل قصے یا کہانیاں تسلسل کے ساتھ بیان کی جاتی ہیں۔

Correct Answer: مقطع

غزل کا وہ آخری شعر جس میں شاعر اپنا ادبی نام (تخلص) استعمال کرے، اسے مقطع کہا جاتا ہے۔