- What is the purpose of implementing a DHCP server on a network? [Choose all that apply
Automatically assign a DNS server address to a host
Dynamically allocate IP addresses to hosts on the network
2. After installation of the DHCP server role, why is it necessary to restart the DHCP service?
To ensure the credentials that were stipulated is applied
3. What is the functionality of a lease for a DHCP server?
It stipulates how long an IP address will be allocated to a host
4. When creating a scope on a DHCP server, what is the purpose of specifying an exclusion?
An exclusion is specified to ensure specific IP addresses are not automatically allocated to hosts
5. On which server will the DHCP server role normally be installed?
Domain Member Server
6. Which of the following is a Class C Private IP address?
192.168.0.10
7. What is the Subnet Mask for a Classful Class A IP range?
255.255.255.0
8. What would the subnet mask be of the following network range?
255.255.255.240
9. Which of the following is the Loopback address for IPv4?
127.0.0.1
10.What is the functionality of a Multicast IP address?
Sends network communication to a specific set of hosts
11. Which of the following Stratum Levels is the least Trusted?
Level 15
12. Which of the following command-line commands would display time sync information for an NTP client?
w32tm /query /peers
13. What is the maximum number of NTP Servers that an NTP client can be synchronized with?
1
14. Which of the following port is used by NTP Servers to provide time synchronization?
123
15. Which Transport Layer protocol is used by NTP Servers to provide time synchronization?
UDP
16. Which part of a MAC address is unique to each manufacturer?
| a. The device identifier |
| b. The OUI |
| c. The physical address |
| d. The network identifier |
17. What type of device does a computer turn to when attempting to connect with a host with a known IP address on another network?
| a. DHCP server |
| b. Default gateway |
| c. DNS server |
| d. Root server |
18. What decimal number corresponds to the binary number 11111111?
| a. 255 |
| b. 127 |
| c. 11,111,111 |
| d. 256 |
20. Suppose you send data to the 11111111 11111111 11111111 11111111 IP address on an IPv4 network. To which device(s) are you transmitting?
| a. The one device that is configured with this IP address |
| b. All devices on your local network |
| c. No devices |
| d. All devices on the Internet |
21. When your computer first joins an IPv6 LAN, what is the prefix of the IPv6 address the computer first configures for itself?
| a. 2000::/3 |
| b. FF00::/8 |
| c. FE80::/64 |
| d. ::1/128 |
22. If you are connected to a network that uses DHCP, and you need to terminate your Windows workstation’s DHCP lease, which command would you use?
| a. ifconfig /release |
| b. ipconfig /release |
| c. ifconfig /renew |
| d. ipconfig /renew |
23. You have just brought online a new secondary DNS server and notice your network-monitoring software reports a significant increase in network traffic. Which two hosts on your network are likely to be causing the increased traffic and why?
| a. The root and primary DNS servers because the primary server is requesting zone transfers from the root server |
| b. The web server and primary DNS server because the web server is requesting zone transfers from the primary DNS server |
| c. The caching and primary DNS servers because the caching server is requesting zone transfers from the primary server |
| d. The secondary and primary DNS servers because the secondary server is requesting zone transfers from the primary server |
24. Which type of DNS record identifies an email server?
| a. AAAA record |
| b. PTR record |
| c. MX record |
| d. CNAME record |
25. Which of these commands has no parameters in Windows?
| a. ping |
| b. nslookup |
| c. hostname |
| d. ipconfig |
26. which DNS server offers the most current resolution to a DNS query?
| a. Primary DNS server |
| b. Root DNS server |
| c. Caching DNS server |
| d. TLD DNS server |
It displays a duplicate address warning
29. How can you tell this is APIPA address?
169.254.0.1-169.254.255.254 range
30. What is the new IP address?
31. Telnet, SSH, and VNC are which type of software?
32. Which protocol can be used to connect to and control Microsoft computers?
33. When implementing secure remote file access which choices will be incompatible with each other?
34. Telnet, SSH, RDP and VNC all rely on which type of management?
35. When examining tunneling protocols, which choice is a component of the IPsec protocol suite?
36. What transport protocol/ports do DNS and DHCP use?
UDP 53 / UDP 67 and 68
37. You work as a network administrator and are responsible for configuring network firewalls, routers and switches. You have configured rules between the user and server VLANs. You received a request from your development team to create a new rule that allows port TCP 1433 to the database server. Based on the port number, which database is installed on the server.
SQL
38. You work as a network administrator in a domain environment. You have a new firewall and need to configure it. You are asked to create web filtering and firewall rules based on domain groups. Which of the following protocol will you use to integrate your firewall directly with Active Directory?
LDAP
39. To be able to remotely manage a Windows device securely, which of the following protocols can be used?
RDP
40. Which of the following connection methods can be used to connect a company’s offices which are located in different geographical areas?
Site-to-Site VPN
41. While configuring a new VPN client, which Role service needs to be installed for the Remote Access role on a Windows server?
Direct Access and VPN (RAS)
42. Which permission needs to be assigned to a user to be able to connect to a VPN connection?
Network Access permissions
43. Which permission allows a user access to a resource?
Authentication
44.Which protocol’s header would a layer 4 device read and process?
| a. IP |
| b. TCP |
| c. ARP |
| d. HTTP |
45. What field in a TCP segment is used to determine if an arriving data unit exactly matches the data unit sent by the source?
| a. Acknowledgment number |
| b. DiffServ |
| c. Checksum |
| d. Source port |
46. At which OSI layer does IP operate?
| a. Transport layer |
| b. Network layer |
| c. Application layer |
| d. Data link layer |
47. What is the Internet standard MTU?
| a. 65,535 bytes |
| b. 1,500 bytes |
| c. 1,522 bytes |
| d. 9,198 bytes |
48. Which two protocols manage neighbor discovery processes on IPv4 networks?
| a. NDP and Ethernet |
| b. IPv4 and IPv6 |
| c. ICMP and ARP |
| d. TCP and UDP |
49. What is one advantage offered by VDI over RDS and VNC?
| a. Offers access to multiple OSs in VMs |
| b. Supports remote access to mobile devices |
| c. Allows multiple users to sign in at once |
| d. Provides open source flexibility |
50. Which encryption protocol does GRE use to increase the security of its transmissions?
| a. SFTP |
| b. SSH |
| c. SSL |
| d. IPsec |
51.Which encryption benchmark ensures data is not modified after it’s transmitted and before it’s received?
| a. Integrity |
| b. Availability |
| c. Symmetric |
| d. Confidentiality |
52. Which remote file access protocol is an extension of SSH?
| a. TFTP |
| b. FTPS |
| c. SFTP |
| d. HTTPS |
53. You’re getting a duplicate IP address error on your computer and need to figure out what other device on your network is using the IP address 192.168.1.56. What command will show you which MAC address is mapped to that IP address?
| a. netstat -n |
| b. telnet 192.168.1.56 |
| c. arp -a |
| d. tracert 192.168.1.56 |
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