Term
1. The Internet connection at your home office is not functioning. This connection uses a cable modem. What is the first step you should perform to begin troubleshooting this problem?
a) Have a co-worker at a remote location ping your cable modem.
b) Bypass the cable modem and connect your workstation directly to the wall.
c) Move your workstation to reside behind the firewall device you have purchased.
d) Call the cable modem company's help desk. |
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Definition
| a) Have a co-worker at a remote location ping your cable modem. |
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Term
2. The DHCP server was down but is now functioning properly. Your 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 as an administrator. You want to obtain an IP address on this client. However, you want to interrupt your work as little as possible. Which step will accomplish both these requirements?
a) Reboot the system and log on as a new account.
b) Reboot the system and log on as the same account
c) Issue the following command at a command prompt: network /renew
d) Issue the following command at a command prompt: ipconfig /renew |
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Definition
| d) Issue the following command at a command prompt: ipconfig /renew |
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3. Penelope is troubleshooting a network connection that uses a cable modem What should be her first step?
a) Ping local devices using their DNS names.
b) Ping the proxy server.
c) Ping the default gateway.
d) Ping local devices using their IP addresses. |
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Definition
| d) Ping local devices using their IP addresses. |
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4. Which command will display tables on your system that show you where TCP/IP packets will be sent?
a) route
b) ifconfig
c) ipconfig
d) traceroute |
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5. A system on your company's network is malfunctioning. As a result, company workstations are performing very slowly. You go to a Windows workstation that is performing 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) netstat
d) ipconfig |
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Definition
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6. Which TCP/IP diagnostic tool can determine the path between source and destination systems?
a) The netstat command
b) The ping command
c) The tracert command
d) The route command |
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7. Which utility is offered on most IP-enabled systems and allows you to troubleshoot DNS resolution?
a) named
b) nslookup
c) host
d) ping |
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Definition
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8. The Internet connection at your home office is not functioning. The workstation is connected directly to a cable modem. What can you do to begin troubleshooting the cable modern's connection to the Internet?
a) Obtain a firewall and place it between the workstation and the cable modem.
b) Obtain a firewall and place it between the cable modem and the wall jack.
c) Power down the modem, wait a few minutes, verify all connections, then power it up.
d) Power down the workstation, connect it directly to the wall, then power it up. |
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Definition
| c) Power down the modem, wait a few minutes, verify all connections, then power it up. |
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9. 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 allowing him to connect to the Internet. The first setting that Josef should check is the:
a) default gateway.
b)subnet mask.
c)loopback address.
d)device name. |
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10. You are using your co-worker's Mac running OS X. You need to use this system to complete a time-sensitive project. You can ping local and remote systems by IPv4 address but not by name. You have verified that you have an IPv4 address, a subnet mask, a default gateway and a DNS server address. You know the IPv4 address of the system you want to contact. You also know the DNS name of 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) Contact the help desk.
b) Enter the IP address and DNS host name in the hosts file.
c) Configure your own OHCP server.
d) Configure your own DNS server. |
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Definition
| b) Enter the IP address and DNS host name in the hosts file. |
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11. Which TCP/IP service will automatically specify your IP address and other configurations when you realize your workstation?
a) Classless Interdomain Routing (CIDR)
b) Dynamic Host Configuration Protocol (DHCP)
c) Automatic Private IP Addressing (APIPA)
d) Domain Name System (DNS) |
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Definition
| b) Dynamic Host Configuration Protocol (DHCP) |
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Term
12. A co-worker has complained that his Web browser consistently goes to the wrong resource on the corporate 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 does not have this problem. Which of the following should you check?
a) The host's subnet mask
b) Your co-workers browser cache
c) Your co-worker's default gateway
d) Your co-workers hosts file |
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Definition
| d) Your co-workers hosts file |
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