💻 Computing Solved MCQs with Answers

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

1954 solved MCQs

If the operations in a transaction do not modify the database but only retrieve the data, what does this transaction called?Answer: Read only Transaction Communication through the internet has turned us intoAnswer: Humanoid Robots As per our perception, Media is not easily able to affect our behaviour, yet we are convinced that others are susceptible to it. This is called:Answer: Third-Person effect What is a composite key in a database?Answer: A candidate key that consists of two or more attributes If PINK is written as QJOL, how 'BLUE' can be written?Answer: CMVF By default the documents are printed in which mode:Answer: portrait-oriented You use to create chart?Answer: Wizard software that are available for free of cast is calledAnswer: freeware Track of location of files stored in a system kept by?Answer: inodes. We can enter and edit the text efficiently using_____Answer: Word Processing Program How to open a presentation in power point shortcut keyAnswer: Ctrl+O Worksheet in excel by default ___Answer: 3 < UL > < / UL > HTML tag is used for ________?Answer: display the bulleted list What does PC stand for?Answer: personal computer Which shortcut key is used to use the find and replace feature?Answer: CTRL + H Two are more computers connected to each other for sharing information from a _____?Answer: Network To copy a picture of the screen to the clipboard useAnswer: Print screen key From where a computer can get a virus?Answer: both A and B A person who gains ____ access to a computer system is known as a hacker.Answer: None of the above Which one of the following is a set of one or more attributes taken collectively to uniquely identify a record?Answer: super key If the file saved earlier is edited thenAnswer: it is essential to save the file again to store the change Which of the following is an anti-virus program?Answer: all of the above Application software is designed to accomplish ____Answer: Operating system tasks Which of the following quality of the SRS document ensures the comparison of the results of a phase with another phase?Answer: traceable ____ provides process and memory management services that allow two or more tasks, jobs, or programs to run simultaneouslyAnswer: multi-tasking Firewalls are used to protect against ___Answer: unauthorized attacks Correcting errors in a program are referred to as ____Answer: debugging Saving is a process –Answer: to copy the document frommemory to storage medium A software-generated interrupt caused by an error during program execution is called?Answer: a trap SMPS stands forAnswer: switched modepower supply