question What is the purpose of the CTRL Y keyboard shortcut

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 + Z keyboard shortcut?

A. Cut text
B. Paste text
C. Undo the last action
D. Redo the last action

In web development, what does API stand for?

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

In networking, what does the acronym LAN stand for?

A. Local Area Network
B. Longitudinal Access Node
C. Linked Area Network
D. Logical Application Node

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 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

In computer networks, what does NAT stand for?

A. Network Access Token
B. Network Address Translation
C. New Age Technology
D. Non-Authenticated Transmission

What is the function of a barcode scanner in a retail environment?

A. Process credit card transactions
B. Display product information
C. Capture and decode barcode data
D. Manage inventory databases

What is a firewall used for in computing?

A. Protect against viruses
B. Block unauthorized access
C. Increase internet speed
D. Store passwords securely

What is the purpose of the operating system?

A. Run applications
B. Manage hardware and software
C. Connect to the internet
D. Provide electrical power