question What is a firewall used for in computing

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Computer Fundamentals MCQS - QUESTION DETAILS

What is a firewall used for in computing?

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

Firewalls prevent unauthorized access to or from a private network.

Similar Questions

What is the significance of Moore's Law in computing?

A. The number of transistors on a chip doubles approximately every two years
B. Computers will become obsolete after a certain period
C. The speed of computers increases linearly over time
D. Software complexity grows exponentially

In networking, what does WAN stand for?

A. Wireless Area Network
B. Wide Area Network
C. Web Access Node
D. Wired Area Network

What is the primary purpose of an antivirus program?

A. Enhance system performance
B. Prevent data loss
C. Protect against malware
D. Manage network settings

What is the purpose of a router in a network?

A. Connect devices within a LAN
B. Filter internet content
C. Connect different networks
D. Increase internet speed

What is the significance of the BIOS in a computer system?

A. Run applications
B. Manage system resources
C. Boot the operating system
D. Connect to the internet

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 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

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 main purpose of an antivirus program?

A. Manage system resources
B. Enhance graphics performance
C. Protect against malware
D. Organize files and folders

What is cloud computing?

A. Storing data on physical servers
B. Accessing resources over the internet
C. Processing data locally
D. Running software on a CD

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