Computer Science Questions and Answers
Challenge your competence level in computers, computing, algorithms, hardware and software with these Computer science questions and answers.
Challenge your competence level in computers, computing, algorithms, hardware and software with these Computer science questions and answers.
What is the function of the escape key ?
to shutdown the computer
to start an application
to interrupt or cancel the current process or running program
to delete a file/folder
Correct answer is C
Escape key can perform various functions like interrupting or cancelling the current process or running program or close a pop-up window
What category of application package does microsoft excel belong to ?
Word processing package
Graphics packages
Database management packages
Spreadsheet packages
Correct answer is D
Microsoft Excel is a spreadsheet package. It is used for storing, organizing, and manipulating data. It provides tools for data visualization such as charts and graphs. Word processing packages like Microsoft Word are used for creating, editing, and formatting text documents. Database management packages are used for storing, retrieving, and managing data in a database. Graphics packages are used for creating and editing images, drawings, and illustrations
The following are input devices except
mouse
monitor
Keyboard
joystick
Correct answer is B
The monitor is an output device, not an input device. Input devices are used to input data into a computer system for processing. Examples include a keyboard, mouse, joystick, etc. On the other hand, output devices are used to display or output the processed data. Examples include a monitor, printer, etc.