NTS NAT/GAT Computer Science MCQs - Compiled from Past Papers
Practice and review NTS NAT/GAT Computer Science MCQs - Compiled from Past Papers with verified questions, correct answer keys, and detailed solutions. Compiled Computer Science MCQs extracted from NTS NAT-ICS and GAT past papers, sourced from gotest.com.pk. Covers Computer Fundamentals, Microsoft Office shortcuts, Networking, Memory & Storage, and Abbreviations. These MCQs are used across NAT-IE, NAT-ICS, and NTS recruitment/job tests. Not a single dated sitting — a topical bank compiled from recent past papers.
Solved Questions & Explanations
19 questions with verified answers and explanations
The 'Brain' of the computer that performs arithmetic and logical operations is called: A. RAM B. Motherboard C. CPU (Central Processing Unit) D. Hard Disk
The Central Processing Unit (CPU) is the brain of the computer; it contains the ALU (Arithmetic Logic Unit) and Control Unit.
Which of the following is an Input Device? A. Monitor B. Printer C. Scanner D. Speaker
A Scanner is an input device - it reads (inputs) physical documents into the computer. Monitor, Printer, and Speaker are output devices.
One Byte is equal to how many bits? A. 4 bits B. 8 bits C. 16 bits D. 32 bits
1 Byte = 8 bits. This is the fundamental unit of digital storage.
Who is known as the father of the computer? A. Bill Gates B. Charles Babbage C. Steve Jobs D. Alan Turing
Charles Babbage designed the first mechanical computer (the Difference Engine and Analytical Engine) in the 19th century - he is considered the father of the computer.
Which component is responsible for holding data temporarily while the computer is running? A. ROM B. RAM C. Hard Drive D. CD-ROM
RAM (Random Access Memory) is volatile temporary storage used by the CPU while the computer is on; data is lost when power is off.
The printed output from a computer is called: A. Soft Copy B. Hard Copy C. Carbon Copy D. Paper Copy
A Hard Copy is a physical printed version of a document; a Soft Copy is an electronic version.
Which key is used to refresh the active window? A. F2 B. F5 C. F7 D. F12
F5 refreshes the active window or webpage in most Windows applications and browsers.
In a computer system, 'GUI' stands for: A. Gaming User Interface B. Graphical User Interface C. General Utility Interface D. Guided User Integration
GUI (Graphical User Interface) refers to the visual way of interacting with a computer using icons, windows, and menus.
The speed of a modern CPU is measured in: A. MB (Megabytes) B. Kbps C. GHz (Gigahertz) D. DPI
CPU speed (clock speed) is measured in Hertz (Hz), typically GHz (gigahertz) - billions of clock cycles per second.
Which device is required for an Internet connection? A. Joystick B. Modem C. CD Drive D. Plotter
A Modem (Modulator-Demodulator) converts digital computer data into analog signals for transmission over telephone/cable lines to enable Internet connectivity.
In MS Word, which shortcut key is used to 'Select All' text? A. Ctrl + A B. Ctrl + S C. Ctrl + V D. Ctrl + X
Ctrl + A selects all content in the current document or window.
What is the shortcut key to 'Cut' selected text? A. Ctrl + C B. Ctrl + X C. Ctrl + V D. Ctrl + Z
Ctrl + X cuts the selected text/object to the clipboard. (Ctrl+C = Copy, Ctrl+V = Paste, Ctrl+Z = Undo)
In MS Excel, a formula always begins with which sign? A. # B. = C. @ D. %
In MS Excel, every formula must begin with the equals sign (=) to distinguish it from text or numbers.
Ctrl + Z is used for: A. Undo B. Redo C. Paste D. Delete
Ctrl + Z is the universal Undo shortcut in most Windows applications.
Portrait and Landscape are examples of: A. Paper Size B. Page Orientation C. Page Layout D. Text Styling
Portrait (vertical) and Landscape (horizontal) refer to the page orientation settings in MS Word and similar applications.
Which key is used to check spelling and grammar in MS Word? A. F1 B. F5 C. F7 D. F12
F7 launches the Spelling and Grammar checker in MS Word.
The intersection of a Row and a Column in Excel is called a: A. Table B. Cell C. Data Box D. Sheet
In MS Excel, a Cell is the basic unit - the box at the intersection of a specific row and column (e.g., A1, B5).
To 'Paste' text, which shortcut is used? A. Ctrl + P B. Ctrl + V C. Ctrl + C D. Ctrl + X
Ctrl + V pastes the content of the clipboard at the cursor position.
Which function key is used to rename a selected file or folder? A. F1 B. F2 C. F3 D. F4
F2 renames a selected file or folder in Windows Explorer.
About This Paper
Compiled Computer Science MCQs extracted from NTS NAT-ICS and GAT past papers, sourced from gotest.com.pk. Covers Computer Fundamentals, Microsoft Office shortcuts, Networking, Memory & Storage, and Abbreviations. These MCQs are used across NAT-IE, NAT-ICS, and NTS recruitment/job tests. Not a single dated sitting — a topical bank compiled from recent past papers.
Solved past papers are useful not only for checking scores but for reviewing explanation guidelines for tricky concepts. Download the PDF files for offline revisions.
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