💻 Computing Solved MCQs with Answers

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

1954 solved MCQs

The term DFA stands for ____?Answer: Draft For Approval Which metric is commonly used to evaluate classification models and represents the ratio of correctly predicted positive instances to all positive instances?Answer: Recall Google Chrome is the web browsing software developed in_______by Google Inc.Answer: 2008 USB is a device used to carry data from one computer or laptop to another stands for:Answer: Universal Serial Bus MS-Excel uses the _____ function when creating a data table.Answer: Table The birthplace of the World Wide Web was____?Answer: CERN A modem is classified as low speed if data rate handled isAnswer: Upto 600 bps What is Artificial Intelligence?Answer: Artificial Intelligence is a field that aims to develop intelligent machine A system software that translates high-level language source code into machine-level object code is called _____?Answer: Compiler To read information from cheques, banks mostly use ______?Answer: Magnetic Ink Character Recognition A program that combines different library files to object files to generate executable file is called ______?Answer: Linker The main processing unit of a CPU is _______?Answer: Arithmetic and Logic Unit Flash memory is a specific type of ______?Answer: Electrically Erasable Programmable ROM The encoding path on optical disks is ______ most track.Answer: Spiral extending from innermost to outermost Which of the following is NOT an optical disk?Answer: Floppy disk DDR3, SDRAM reads or writes ______ words of data per clock cycle.Answer: 8 L3 cache is ______?Answer: Slower than L2 cache but faster than RAM Which of the following is NOT a characteristic of magnetic memory?Answer: Read-only Which of the following is an example of non-impact printers?Answer: Laser jet printer The number of heading tag levels in Hypertext Markup Language (HTML) is _____?Answer: 6 Which of the following is TRUE for a variable defined with the keyword const and initialized to a value in C language?Answer: Cannot be changed within the scope of the variable during execution of the program Deep knowledge of the internal structure of a computer hardware is required to write programs in a ______?Answer: Low–Level Language A set of programs containing instructions to coordinate all the activities of a computer is called ______?Answer: Operating System Which of the following is NOT a productivity software?Answer: Audio/Video player One Gigabyte is equal to ______?Answer: 2³⁰ bytes L1 cache is _____?Answer: Built – in into Processor chip In order to detect movement of the mouse, a mechanical mouse uses a ______ ball.Answer: Rubber Which of the following is NOT a computer operation?Answer: Thinking Track of location of all files stored in a system is kept by _____?Answer: Operating System Which of the following is NOT true about ROM?Answer: It is volatile memory