💻 Computing Solved MCQs with Answers

Practice 1954 approved 💻 Computing questions with verified answers from the 💾 Computer Science subject for Pakistan exams.

1954 solved MCQs

A monitor is classified as what type of computer device?Answer: Output device Which keyboard shortcut closes the active window?Answer: Alt+F4 DDR stands for?Answer: Drug Demand Reduction A normal CD-ROM usually can store up to data is ____ MB.Answer: 680 A normal CD-ROM usually can store up to data is ______ MB.Answer: 700 DOS is the abbreviation for Disk Operating System which was the ___ operating system used for personal computer.Answer: First CD Command is used in DOS for ___?Answer: Changes the current directory The number of bits in a nibble is?Answer: 4 The clock rate of a processor is measured in?Answer: Megahertz Optical character Readers are used for?Answer: Input Where are the logical operations performed in the CPU?Answer: ALU Data is a plural form of the Latin word ____?Answer: Datum ___ stores data in a text, image, sound or video?Answer: Image and Multimedia Database A Data item is ___unit of data in database:Answer: Smallest Title Bar is horizontal area located at the very ___of the screen.Answer: Top JPG stands for:Answer: Joint Photographic Expert Group Photoshop is a GUI driven software, so is rich in ___?Answer: All of these A smart card is a plastic card about the size of a credit card, with a embedded microchip that can be loaded with data, used for additional use:Answer: Telephone calling ___ is the process of converting an encrypted text back to a plain and meaningful text:Answer: Decryption ___ is the special type of software and hardware systems that provide service to its client:Answer: Web server In a flowchart, a diamond sign indicates a _____?Answer: Decision Which option provides easy entering and editing of data in MS Access tables?Answer: Forms Which device does NOT include disk drives?Answer: Palmtop computer Which key is used in combination with others to write upper case letters?Answer: Shift Which operating system is multitasking and command-driven?Answer: UNIX A computer is an electronic device that?Answer: Accepts data, processes it, and produces information Which command in Windows opens the Run dialog box?Answer: Win + R In computer storage, 1 Petabyte (PB) is equivalent to:Answer: 1,024 TB Which memory acts as a buffer Between CPU and the main memory (RAM)?Answer: Cache memory Which utility in Windows checks the integrity of system files and repairs corrupted files?Answer: SFC /scannow