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WorksheetsNET7
Total questions: 40
Worksheet time: 20hrs 0mins
What server is used to translate host names to IP addresses?
a. DNS
b. WINS
c. HOSTS
d. DHCP
What provides name resolution between domain names and IP addresses
a. DHCP
b.DNS
c. ARP
d. RPC
What information is contained in a client computer's HOSTS file?
A - NetBIOS name to IP address mappings
B - a list of local DNS Servers
C - FQDN to IP address mapping
D - a list of Internet and root DNS servers
What is the first step in the DNS name resolution process?
A- The client checks the LMHOSTS file for an entry to the name
B- The client checks its HOSTS file for an entry to the name
C- The client checks to see if the name being resolved is its own name
The service that resolves fully qualified domain names (FQDN) to IP addresses is:
A. Windows Internet Name Service (WINS).
B. Domain Name Service (DNS).
C. Internet Service Provider (ISP).
D. Address Resolution Protocol (ARP).
A service that resolves NetBIOS names to IP addresses is:
A. Domain Name Service (DNS).
B. Internet Service Provider (ISP).
C. Address Resolution Protocol (ARP).
D. Windows Internet Name Service (WINS).
What service on a windows network is used to translate between NetBIOS name/computer name and IP addresses?
a. DNS
b. WINS
c. DHCP
d. LDAP
Which service uses PTR and A records?
a. IPS
b. DNS
c. NAT
d. IDS
This question requires that you evaluate the underlined text to determine if it is correct.
The process of replicating a zone file to multiple DNS servers is called zone replication, Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed" if the underlined text makes the statement correct.
A. Zone transfer
B. Zone synchronization
C. Start of authority
D. No change is needed
You ping a server by using fully qualified domain name (FQDN) and do not receive a response. You then ping the same server by using its IP address and receive a response.
Why do you receive a response on the second attempt but not on the first attempt?
D. NSLOOKUP is stopped.
A. PING is improperly configured.
B. The DNS is not resolving.
C. The DHCP server is offline.
What type of DNS resource record maps an IP address to a fully qualified domain name (FQDN)?
A. CNAME
B. PTR
C. AAAA
D. A
Which DNS record type represents an Microsoft Exchange Server?
a. CNAME
b. AAAA
c. MX
which DNS record type represents an alias of a certain record?
a. CNAME
b. AAAA
c. MX
What type of record does DNS use to find a mail service?
A. Service (SRV) DNS record
B. Canonical (CNAME) DNS record
C. Mail Exchanger (MX) DNS record
D. Host (A) DNS record
What type of DNS record maps host names to addresses?
A. Mail Exchanger (MX) DNS record
B. Service (SRV) DNS record
C. Host (A) DNS record
D. Canonical (CNAME) DNS record
Which DNS record type specifies the host that is the authority for a given domain?
A. NS
B. MX
C. CNAME
D. SOA
What is the DNS record type that specifies an alias name of another address record?
A. MX
B. CNAME
C. NS
D. SOA
This question requires that you evaluate the underlined text to determine if it is correct.
The “NTP” value in a resource record indicates a length of time that other DNS servers use to determine how long to cache information for a record before expiring and discarding it.
Select the correct answer if the underlined text does not make the statement correct. Select "No change is needed'' if the underlined text makes the statement correct.
A. TTL
B. GPS
C. SOA RR
D. No change is needed
For each of the following statements, select Yes if the statement is true. Otherwise, select No.
With a recursive DNS query, the DNS server will contact any other DNS servers it knows about to resolve the request.
When an iterative query cannot be resolved from local data, such as local zone files or a cache of previous queries, the query needs to be escalated to a root DNS server.
A DNS server makes an iterative query as it tries to find names outside of its local domain when it is not configured with a forwarder.
_____ query is when the DNS server sends request to the root server?
a. advanced
b. iterative
c. complex
What protocol automatically configures IP configuration for a client?
a. DNS
b. DHCP
c. WINS
d. FTP
What protocol is used with L2TP to provide encryption?
(What protocol is used witH L2TP to encrypt data?)
a. IPsec
b. MPPE
c. HTTPS
d. MSC-CHAP
Which of the following are features of DHCP? (Choose two.)
A. IP address resolution to canonical names
B. Secure shell connections
C. Address reservation
D. Network file transfer
E. IP address exclusion
A computer that has an IP address of 169.254.0.1 cannot access the network.
Which of the following services should you confirm is available?
A. WINS
B. DNS
C. DHCP
D. TFTP
This question requires that you evaluate the underlined text to determine if it is correct.
When a client computer is unable to reach a DHCP server, it will automatically assign an IP address in the 10.0.0.0 -10.0.0.255 range.
Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed" if the underlined text makes the statement correct.
A. 127.0.0.0-127.0.0.255
B. 169.254.0.0-169.254.255.255
C. 192168.100.0 -192.168.100.255
D. No change is needed
You need to configure DHCPServ with scopes to support both subnets. What needs to be done on the other subnet?
A - Configure the router to support DHCP messages and BOOTP messages
B - Deploy a DHCP relay in the other subnet
C - Reconfigure both subnets with the same set of addresses
D - Deploy a NAT Server
What happens when a client's DHCP-issued address expires?
A. The client continues to use the address until it is notified to stop.
B. The client generates a new address valid to the subnet and requests approval from the DHCP server.
C. The client disconnects from the network.
D. The client attempts to renew its lease on the address.
Network client computers running Windows 8.1 and Windows 10 are configured to receive IPv4 addresses through DHCP. The DHCP server fails.
For each of the following statements, select Yes if the statement is true. Otherwise, select No.
Clients will attempt to renew address leases when they are halfway through the lease period.
Clients will continue to use their address throughout the lease period.
Clients will continue to use their addresses after the lease period until a DHCP server becomes available.
Your home computer is having problems accessing the Internet.
You suspect that your Internet router's DHCP service is not functioning, so you check your computer's IP address.
Which address indicates that your router's DHCP service is NOT functioning?
A. 169.254.1.15
B. 172.16.1.15
C. 192.168.1.15
D. 10.19.1.15
Connecting to a private network address from a public network requires:
A. Network address translation (NAT).
B. Dynamic Host Configuration Protocol (DHCP).
C. Network Access Protection (NAP).
D. Dynamic domain name system (DDNS).
Which of the following services masks internal IP addresses from outside the network?
A. DHCP
B. WINS
C. NAT
D. DNS
You deploy a server running Windows Server 2016 and install Remote Access Server. What do you need to configure to access the Internet and navigate multiple web sites?
A - DHCP
B - NAT
C - WAP
D - VPN
The query protocol used to locate resources on a network is:
A. User Datagram Protocol (UDP).
B. Lightweight Directory Access Protocol (LDAP)
C. Tracert
D. Telnet.
If a router is installed so that it separates a DHCP server from its clients, the clients will:
A. Immediately lose connectivity to all segments.
B. Be unable to obtain their leases from the server.
C. Immediately lose connectivity to the local segment.
D. Receive an immediate renewal of their lease.
This question requires that you evaluate the underlined text to determine if it is correct.
IPSec policies for two machines on a LAN can be modified by using the "IPSec policy snap-in" on Windows 7.
Select the correct answer if the underlined text does not make the statement correct. Select 'No change is needed" if the underlined text makes the statement correct.
A. Windows Firewall with Advanced Security snap-in
B. LAN adapter properties
C. Remote Access snap-in
D. No change is needed
You are helping a friend set up a public-facing web server for a home office. Your friend wants to protect the internal network from intrusion. What should you do?
A. Set the web server in a perimeter network.
B. Set the web server to block access on ports 80 and 443.
C. Configure the firewall to block access on ports 80 and 443.
D. Set the IP address of the web server to be within the LAN.
You are a network administrator at a small business. An employee is not able to access any websites. No other employees are having this problem. All computers are on the same intranet.
You need to troubleshoot the problem.
Which three actions should you complete? (Choose 3)
Contact the internet service provider.
Check the employee’s network adapter to verify that it is working.
Check to see if the router is working properly.
Determine whether the employee’s computer has a valid IP address.
Check the DNS settings on the employee’s computer.
You are a network administrator at a small business. One morning at the start of business, you realize that no employees at the company can access external websites. However, all employees have the same intranet connected by a single router. You need to troubleshoot the problem. Which two actions should you complete? (Choose 2)
a. Check the router for proper physical connectivity.
b. Check that each computer has a valid IP address.
c. Contact the internet service provider.
d. Check for bad network adapters on individual computers
A computer is connected to a switch through a network patch panel by using copper cable. The computer is getting lower-than-expected data speeds.
Which two actions should you perform to identify the issue? (Choose 2.)
A. Test the data speed of the cable
B. Use an optical time-domain reflectometer (OTDR) to test the line.
C. Search for broken wires in the cable by using a cable tester.
D. Tone the line from Unit A to Unit B
The fiber network connection between Building A and Building B is 550 meters. There is attenuation on the line.
Which tool should you use to test this?
A. Multimeter
B. Time-domain reflectometer (TDR)
C. Toner
D. Optical time-domain reflectometer (OTDR)
