question What is the purpose of a network router

Computer Fundamentals

What is the purpose of a network router?

A. Display web pages
B. Connect devices within a LAN
C. Block unauthorized access
D. Manage file storage

Routers connect devices within a Local Area Network (LAN) and facilitate data communication between them.

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

A. Go to the beginning of the document
B. Generate a new document
C. Group selected objects
D. Save the document

Which programming paradigm emphasizes treating computation as the evaluation of mathematical functions and avoids changing-state and mutable data?

A. Procedural programming
B. Object-oriented programming
C. Functional programming
D. Declarative programming

What is the primary function of an Ethernet cable in a network setup?

A. Connect to Wi-Fi
B. Transmit electrical power
C. Transmit data between devices
D. Display network information

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

A. Insert a hyperlink
B. Save the document
C. Copy the selected text
D. Cut the selected text

What is the role of a virtual machine in computing?

A. Simulate a physical computer within a computer
B. Increase internet speed
C. Manage network connections
D. Display virtual reality environments

In web development, what does API stand for?

A. Application Programming Interface
B. Advanced Programming Interface
C. Automated Program Integration
D. Application Program Interface

Which protocol is commonly used for secure communication over the internet?

A. HTTP
B. FTP
C. SSH
D. DNS

Which programming language is often used for developing mobile applications in the Android ecosystem?

A. Swift
B. Java
C. Kotlin
D. Objective-C

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

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

Which file extension is commonly associated with a dynamic link library on Windows systems?

A. .dll
B. .exe
C. .lib
D. .obj