Q31. Which of the following is an example of an instant messaging provider?
a) Gmail
b) WhatsApp
c) Facebook
d) YouTube
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Correct Answer: b) WhatsApp
Explanation: WhatsApp is an example of an instant messaging provider that allows users to send and receive text messages, images, and other media in real-time.
Q32. What is the primary function of instant messaging?
a) To transfer large files
b) To make voice and video calls
c) To exchange real-time text messages
d) To host web pages
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Correct Answer: c) To exchange real-time text messages
Explanation: Instant messaging allows users to exchange text messages in real-time, providing a quick and interactive form of communication.
Q33. Which of the following is NOT typically a feature of social networking sites?
a) Status updates
b) Profile creation
c) File storage
d) Instant messaging
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Correct Answer: c) File storage
Explanation: While social networking sites may offer some file-sharing capabilities, their primary features include status updates, profile creation, and instant messaging rather than dedicated file storage.
Q34. What is the main purpose of social networking sites?
a) To send emails
b) To store files
c) To connect and interact with others
d) To transfer data over the internet
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Correct Answer: c) To connect and interact with others
Explanation: Social networking sites are designed to connect individuals and allow them to interact, share content, and build social relationships online.
Q35. Which of the following is a feature of Facebook?
a) Video conferencing
b) Status updates
c) File encryption
d) Email management
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Correct Answer: b) Status updates
Explanation: Facebook allows users to post status updates, share thoughts and activities, and engage with content from friends and followers.
Q36. What is the first step in network troubleshooting?
a) Identifying the problem
b) Replacing hardware components
c) Updating software
d) Configuring network settings
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Correct Answer: a) Identifying the problem
Explanation: The first step in network troubleshooting is identifying the problem, which involves diagnosing the issue before taking further actions like hardware replacement or software updates.
Q37. What tool is commonly used to check network connectivity?
a) Ping
b) FTP
c) DHCP
d) HTTP
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Correct Answer: a) Ping
Explanation: The ping tool is used to test network connectivity by sending ICMP echo requests to a target device and measuring the response time.
Q38. What might cause a “Network Unreachable” error?
a) Incorrect IP address configuration
b) Outdated antivirus software
c) Incorrect email settings
d) Corrupt web browser
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Correct Answer: a) Incorrect IP address configuration
Explanation: A “Network Unreachable” error often indicates that the IP address configuration is incorrect, preventing the device from connecting to the network.
Q39. If a network cable is physically damaged, which of the following symptoms might you observe?
a) Slow internet speeds
b) No connectivity at all
c) High CPU usage
d) Frequent application crashes
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Correct Answer: b) No connectivity at all
Explanation: Physical damage to a network cable typically results in no connectivity, as the damaged cable cannot properly transmit data signals.
Q40. What is a common cause of slow network performance?
a) Low RAM
b) Outdated browser
c) High network traffic
d) Incorrect display settings
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Correct Answer: c) High network traffic
Explanation: High network traffic can cause slow network performance by overwhelming the network’s bandwidth capacity and reducing the available speed for individual users.