question What is the role of an input device in a computer system

Computer Fundamentals

What is the role of an input device in a computer system?

A. Display information
B. Store data permanently
C. Enable communication with other devices
D. Process data

Input devices allow users to interact with and provide data to a computer system.

Which file format is commonly used for images with a transparent background?

A. .jpg
B. .png
C. .gif
D. .bmp

What is the purpose of the CTRL + X keyboard shortcut?

A. Copy selected text or item
B. Cut selected text or item
C. Paste copied text or item
D. Redo the last action

What is the function of an IP address in networking?

A. Identify a specific device on a network
B. Block unwanted websites
C. Connect to the internet
D. Display web pages

What is the role of a compiler in the software development process?

A. Manage system resources
B. Convert source code to machine code
C. Debug code
D. Run applications

Which of the following is a non-volatile storage device?

A. RAM
B. Flash Drive
C. SSD
D. CD-ROM

Which programming language is commonly used for web development?

A. Java
B. C++
C. HTML
D. Python

What is the purpose of a cache memory in a computer?

A. Store data permanently
B. Provide additional storage space
C. Speed up data access by storing frequently used data
D. Manage network connections

What does DNS stand for in networking?

A. Domain Name System
B. Dynamic Network Server
C. Digital Network Security
D. Data Network Service

What is the purpose of the CTRL + P keyboard shortcut?

A. Print the document
B. Save the document
C. Copy the selected text
D. Open a new document

What is the purpose of the CTRL + V keyboard shortcut?

A. Copy selected text or item
B. Cut selected text or item
C. Paste copied text or item
D. Undo the last action