Computers Basic MCQs Set-20
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What is the primary purpose of a firewall?
- a) To store data
- b) To protect a network from unauthorized access
- c) To perform calculations
- d) To connect to the internet
Answer: b) To protect a network from unauthorized access
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Which of the following is a popular email service provider?
- a) Google Drive
- b) Microsoft Outlook
- c) Dropbox
- d) OneDrive
Answer: b) Microsoft Outlook
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What does CSS stand for in web development?
- a) Cascading Style Sheets
- b) Creative Style Sheets
- c) Computer Style Sheets
- d) Content Style Sheets
Answer: a) Cascading Style Sheets
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Which device is used to provide internet access to multiple devices in a home or office?
- a) Modem
- b) Router
- c) Switch
- d) Hub
Answer: b) Router
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What is the primary function of a CPU?
- a) To store data
- b) To perform calculations and execute instructions
- c) To manage network connections
- d) To display information
Answer: b) To perform calculations and execute instructions
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Which of the following is a type of optical storage media?
- a) SSD
- b) Hard Disk
- c) DVD
- d) USB Drive
Answer: c) DVD
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What does the term “cloud computing” refer to?
- a) Using computing resources over the internet
- b) Using a powerful local computer
- c) Using physical storage devices
- d) Using a network of local computers
Answer: a) Using computing resources over the internet
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Which of the following is an example of a programming language used for web development?
- a) Python
- b) SQL
- c) JavaScript
- d) MATLAB
Answer: c) JavaScript
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What is the function of an SSD?
- a) To process data
- b) To connect to the internet
- c) To store data
- d) To display information
Answer: c) To store data
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What does the term “phishing” refer to?
- a) Sending fraudulent emails to obtain sensitive information
- b) Using antivirus software to protect a computer
- c) Downloading software from the internet
- d) Compressing files to save space
Answer: a) Sending fraudulent emails to obtain sensitive information
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Which of the following is a commonly used operating system for mobile devices?
- a) Windows
- b) Linux
- c) Android
- d) macOS
Answer: c) Android
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What does the acronym “URL” stand for?
- a) Uniform Resource Locator
- b) Universal Resource Locator
- c) Uniform Retrieval Link
- d) Universal Retrieval Link
Answer: a) Uniform Resource Locator
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Which of the following is used to uniquely identify a computer on a network?
- a) IP Address
- b) URL
- c) DNS
- d) HTML
Answer: a) IP Address
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What is the primary use of a spreadsheet application?
- a) To edit text documents
- b) To manage and analyze data in tabular form
- c) To browse the internet
- d) To create graphic designs
Answer: b) To manage and analyze data in tabular form
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Which of the following is an example of a social media platform?
- a) Google Drive
- b) LinkedIn
- c) Microsoft Excel
- d) Adobe Photoshop
Answer: b) LinkedIn