Term
Penelope is troubleshooting a network connection that uses a cable modem. What should be her first step?
a) Ping local devices usiing their IP addresses.
b) Ping the default gateway.
c) Ping the proxy server
d) Ping local devices using their DNS names |
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Definition
| Ping local devices usiing their IP addresses. |
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Term
The internet connection at your home office is not functioning. This connection uses a cable modem.What is the first step you should preform to begin troubleshooting the probelm?
a) Have a co-worker at a remote location ping your cable modem
b) Move your workstation to reside behind the firewall device you have purchased
c) Bypass the cable modem and connect your workstation directly to the wall
d) Call the cable modem company's help desk. |
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Definition
| Have a co-worker at a remote location ping your cable modem |
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Term
You are using your co-worker's Mac running OS X. You need to use this system to complete a time-sensetive project. You can ping local and remote systems by IPv4 addresses but not by name. You verified that you have an IPv4 address, a subnet mask, a defualt gateway and a DNS server address. You know the IPv4 address of the system you want to contact. You also know the DNS nameof the resource. Normally, you would enter the IPv4 address into the application you need to use. However, this application requires that you use a name,not an IPv4 address. What is the fastest way to solve this problem yourself?
a) Enter the IP address and DNS host name in the the host file
b) Configure your own DNS server
c) Configure your own DHCP server
d) COntact the help desk |
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Definition
| Configure your own DHCP server |
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Term
A dsystem on your company's network is malfunctioning. As a result, company workstations are preforming very slowly. You go to a Windows workstation that is preforming slowly to try to troubleshoot the problem. Which command can help you determine the number of ports open on this system?
a) traceroute
b) ping
c) ipconfig
d) netstat |
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Definition
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Term
Which TCP/IP service will automatically specify your IP address and other configurations when you initialize your workstation?
a) Domain Name System (DNS)
b) Classless Interdomain Routing (CIDR)
c) Automatic Private IP Adressing (APIPA)
d) Dynamic Host Configuration Protocol (DHCP) |
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Definition
| Dynamic Host Configuration Protocol (DHCP) |
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Term
A co-worker has complicated that his Web browser is consistently goes to the wrng resource onthe coporate intranet, even though he enters the correct DNS name. You verify that when you enter the correct name in your co-workers browser, the browser goes to the wrong resource on the intranet. Your system doesnt have this problem. Which of the following should you check?
a) Your co-workers default gateway
b) Your co-workers host file
c) Your co-wokers browser cache
d) The host's subnet mask |
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Definition
| Your co-workers default gateway |
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Term
The internet connection at your home office is not functioning. The workstation is connected directly to a cable modem. What can you doto begin troubleshooting the cable modem's connection to the internet?
a) Obtain a firewall and place it between the workstation and the vable modem
b) Power down the modem, wait a few minutes, verify all connections, then power it up
c) Power down the workstation, connect it directly to the wall, then power it up
d) Obtain a firewall and place it between the cable modem and the wall jack |
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Definition
| Power down the modem, wait a few minutes, verify all connections, then power it up |
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Term
Which TCP/IP diagnostic tool can determine the path between source and destination system?
a) The route command
b) The tracert command
c) The ping command
d) The nestat command |
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Definition
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Term
Which commmand will display tables on your system that show you where TCP/IP packets will be sent?
a) ifconfig
b) ipconfig
c) route
d) traceroute |
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Definition
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Term
The DHCP server was down but is now functioning properly. You windows workstation has finished booting and you are working on a document. You are logged on to the system with an account that has rights aas an administrator. You want to obtain the IP address on this client. However, you want to interrupt your work as littles as possible. Which step accomplish both these requirments?
a) Reboot the system andlog on as the same account
b) Reboot the system and log on as a new account
c) Issue the following command at a command prompt: network/renwew
d) Issue the following command at command prompt: ipconfig/renew |
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Definition
| Issue the following command at command prompt: ipconfig/renew |
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Term
Josef recently switched from broadband cable Internet to ADSL service with his local phone company. To save some money, he chose the self-installation option. However, it appears that his new ADSL modem is not allowinf him to connect to the internet. The first setting that josef should check is the:
a) default gateway
b) loopback address
c) device name
d) subnet mask |
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Definition
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Term
Which utility is offered on most IP-enabled systems and allows you to troubleshoot DNS resolution?
a) named
b) nslookup
c) ping
d) host |
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Definition
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