Google Certification -Unit 10 Exam) *Q&A* (100% Correct) 2025/2026 |Verified|
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Google educator
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Google Educator
Google Certification -Unit 10 Exam)
*Q&A* (100% Correct) 2025/2026
|Verified|
1. What is the function of a DNS server?
It translates domain names into IP addresses, allowing browsers to load Internet resources.
2. What is the difference between IPv4 and IPv6?
IPv4 uses 32-bit addres...
Google Certification -Unit 10 Exam)
*Q&A* (100% Correct) 2025/2026
|Verified|
1. What is the function of a DNS server?
It translates domain names into IP addresses, allowing browsers to load Internet resources.
2. What is the difference between IPv4 and IPv6?
IPv4 uses 32-bit addresses, while IPv6 uses 128-bit addresses, allowing for a significantly larger
address space.
3. What command can be used to check the status of a network connection in Windows?
The `ipconfig` command shows the status and configuration of network interfaces.
4. What is a MAC address used for in networking?
A MAC address uniquely identifies a device on a local network.
5. What does the ping command do?
It sends ICMP echo requests to test connectivity between devices on a network.
6. What does the traceroute command help determine?
It helps determine the path that data takes from the source to the destination.
7. What is the primary function of DHCP?
It dynamically assigns IP addresses to devices on a network.
8. How does a router function in a network?
1
, A router forwards data packets between different networks, directing traffic to the correct
destination.
9. What does an IP address represent?
An IP address uniquely identifies a device on a network, allowing communication between
devices.
10. What is the difference between a switch and a hub?
A switch forwards data only to the specific device it is intended for, while a hub broadcasts data
to all connected devices.
11. How does the OSI model help in understanding networking?
The OSI model provides a conceptual framework that breaks down network functions into seven
layers.
12. What is a subnet mask used for?
A subnet mask defines the range of IP addresses that belong to the same subnet.
13. What is the purpose of NAT (Network Address Translation)?
NAT translates private IP addresses to a public IP address, allowing multiple devices to share one
IP address.
14. What does the `nslookup` command do?
It queries DNS records to find information about domain names and IP addresses.
15. What is the main function of a firewall in networking?
A firewall controls incoming and outgoing network traffic based on security rules.
16. How do you check the routing table on a Windows machine?
Use the `route print` command to display the routing table.
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