1. In networking, what does the term “broadcast domain” refer to? A segment of the network where broadcasts are received A segment of the network where data collisions can occur A group of devices sharing the same network resources A network segment with a single device 2. Which IP address class has the default subnet mask of 255.255.0.0 and is suitable for medium-sized networks? Class C Class A Class D Class B 3. Which networking component operates at Layer 7 of the OSI model and provides a user interface for accessing web resources? Hub Switch Application Layer Router 4. Which IP address class has the default subnet mask of 255.255.255.0 and is suitable for small networks? Class A Class B Class C Class D 5. What is the purpose of a MAC address in networking? Identify the network portion of an IP address Uniquely identify network interfaces Assign IP addresses to devices Provide a path for traffic to exit the local network 6. What is the purpose of a DHCP server in networking? Translating domain names into IP addresses Providing a path for traffic to exit the local network Assigning public IP addresses to devices Dynamically assigning IP addresses to devices 7. What is the purpose of a proxy server in networking? Assigning IP addresses to devices Managing network routing Providing a central point for authentication and access control Encrypting data traffic 8. What is the purpose of NAT (Network Address Translation) in networking? Translating private IP addresses to public IP addresses Encrypting data traffic Managing network access control Identifying the network portion of an IP address 9. Which networking component operates at Layer 4 of the OSI model and provides connectionless data communication? Router Switch Transport Layer Hub 10. Which networking component operates at Layer 3 of the OSI model and makes routing decisions based on IP addresses? Switch Router Hub Access Point 11. What is the purpose of Network Address Translation (NAT) in a network? Translating private IP addresses to public IP addresses Encrypting data traffic Identifying the network portion of an IP address Managing network access control 12. Which protocol is used for securely transferring files between a local system and a remote server? SMTP FTP SSH POP3 13. What is the purpose of a DNS server in networking? Assigning IP addresses to devices Encrypting data traffic Managing network access control Resolving human-readable domain names to IP addresses 14. What is the role of a VLAN (Virtual Local Area Network) in networking? Assigning IP addresses to devices Separating a physical network into multiple logical networks Encrypting data traffic Managing network routing 15. Which protocol is responsible for dynamically assigning IP addresses to devices in a network? SNMP DHCP SMTP DNS 16. Which of the following IP address ranges is reserved for link-local addresses and is commonly used for automatic IP configuration? 10.0.0.0 – 10.255.255.255 169.254.0.0 – 169.254.255.255 127.0.0.0 – 127.255.255.255 192.168.0.0 – 192.168.255.255 17. In networking, what is the primary purpose of Quality of Service (QoS)? Encrypting data traffic Assigning IP addresses to devices Managing network routing Prioritizing and managing network traffic 18. Which protocol is responsible for securely accessing a remote server or device over a network connection? SSH DNS FTP SMTP 19. What is the role of a firewall in a network environment? ssigning IP addresses to devices Translating between private and public IP addresses Filtering and controlling network traffic based on security rules Encrypting data traffic 20. Which protocol is responsible for translating domain names into IP addresses? HTTP DNS FTP DHCP Loading … Question 1 of 20
