25 Random Network+ Questions

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25 Random Network+ Questions

1 / 25

Why is it important to monitor CPU usage on network devices?

2 / 25

Which wireless standard, also known as WiFi 6, operates in both the 2.4 GHz and 5 GHz bands and offers significant improvements in efficiency and speed?

3 / 25

An enterprise needs a cabling solution that provides shielding to minimize interference and supports data rates up to 10 Gbps. Which cable type should they use?

4 / 25

A network administrator needs to ensure that all devices in a specific VLAN can only communicate with each other and not with devices in other VLANs. Which feature should they configure?

5 / 25

Which type of DNS server holds the authoritative DNS records for a domain?

6 / 25

A network administrator needs to configure a DNS server to respond with the IP address of a domain name in the event of a failure to resolve the domain from the primary DNS server. Which DNS record should they configure?

7 / 25

A company is migrating to IPv6 but wants to maintain compatibility with their existing IPv4 infrastructure. What method allows for both IPv4 and IPv6 addresses to be used on the same network interface?

8 / 25

Which routing protocol uses the Dijkstra algorithm to calculate the shortest path first?

9 / 25

What is the main function of the Data Link layer in the OSI model?

10 / 25

An employee needs to connect their smartphone to their laptop for transferring files via Bluetooth. Which network type are they using?

11 / 25

Which protocol and port number are used to download email messages from a mail server using an encrypted connection?

12 / 25

A user reports that their device takes a long time to connect to the wireless network. What could be causing the delay?

13 / 25

A technician needs to configure a router to prioritize video conferencing traffic over other types of traffic on the network. Which type of IP address configuration will be most useful for this purpose?

14 / 25

To dynamically distribute and manage power supply to devices like IP cameras and access points, which switch feature would you enable?

15 / 25

What is a rogue access point (AP) used for in an attack?

16 / 25

A network administrator suspects that a device is unable to connect to a wireless network due to an encryption protocol mismatch. What should they check?

17 / 25

A user reports that they are unable to connect to a specific website, but other websites are working fine. What tool can you use to determine if the problem is with the DNS resolution for that website?

18 / 25

In a corporate environment, you need to deploy VoIP phones for better communication. Which device should you choose?

19 / 25

A user is experiencing network connectivity issues. The user suspects the problem might be with the network adapter. Which tool can they use to check the status of the network adapter and potentially fix the issue?

20 / 25

Which protocol and port number are used to download email messages from a mail server using an encrypted connection?

21 / 25

What is the primary purpose of a Security Information and Event Management (SIEM) system?

22 / 25

What type of DNS record is used to provide additional information about a domain, such as SPF records for email validation?

23 / 25

What is the main objective of a ransomware attack?

24 / 25

A network engineer is experiencing poor wireless performance in an office. Which tool can help identify sources of interference and optimize the wireless network?

25 / 25

What is the primary role of the aggregation layer in a three-tiered network architecture?

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