What is the minimum category of twisted-pair cable you need to support 100 Mbps? - ANSWER Category 5.
What protocol does the ping command use to test network connectivity? - ANSWER ICMP.
What port does L2TP use? -
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What is the minimum category of twisted-pair cable you need to support 100 Mbps? - ANSWER Category 5.
What protocol does the ping command use to test network connectivity? - ANSWER ICMP.
What port does L2TP use? - ANSWER 1701.
What is the maximum number of hosts you can use for each subnet that belongs to a class C address? - ANSWER 254.
Which layer in the OSI model covers routing between networks? - ANSWER Network layer.
What model is used to describe how data communication occurs between hosts? - ANSWER OSI reference model.
What defines the nearest router for a host? - ANSWER Default gateway.
Which layer in the OSI model do MAC addresses and switches use? - ANSWER Data Link layer.
What routing protocol is the most popular link-state protocol used within a large organization? - ANSWER OSPF.
What device acts as a high-speed modem for a LAN? - ANSWER CSU/DSU.
What is the most common central device used today to connect computers to a network? - ANSWER Switch.
What routing protocol is the most popular distance-vector routing algorithm used to determine the best routes within a network? - ANSWER RIP.
What command do you use to clear the DNS cache on a local system? - ANSWER ipconfig /flushdns.
What command do you use to display active TCP or UDP connections? - ANSWER netstat.
What is the most common adapter or connector used to connect a computer to a wired network? - ANSWER RJ45.
Which protocol do you use as the transport protocol for a video application? - ANSWER UDP.
What technology used in firewalls keeps tracks of conversations so that it knows what to allow back into a network? - ANSWER stateful packet inspection.
Which of the following is NOT a characteristic of 802.11n? - ANSWER RFI protection.
What server is used to translate host names to IP addresses? - ANSWER DNS.
X.25 and Frame Relay are examples of what type of WAN technology? - ANSWER Packet switching.
What ports are defined above 49,152? - ANSWER Dynamic ports.
Which layer in the OSI model matches to the EXACT same layer name as the one in the TCP/IP model? - ANSWER Transport layer.
What command tests network connectivity while showing you each hop along the way and the degree of packet loss? - ANSWER Pathping.
What type of device is used to detect malicious network activities and reports only those issues to the administrator? - ANSWER NIDS.
Which of the following is a characteristic of single-mode fiber? - ANSWER Single-mode fiber supports longer distances than multimode fiber.
You need to connect a twisted-pair cable to the back of a patch panel. What tool should you use? - ANSWER Punch down tool.
If you want to connect a computer directly to another computer without using a switch, you use a __________. - ANSWER Crossover cable.
If you are making a crossover cable and one end is 568A, what should the other end be? - ANSWER 568B.
What do you call it when electrical signals jump to another set of wires? - ANSWER Crosstalk.
What do you use to isolate a group of computers within your organization? - ANSWER Vlan.
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