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How does a switch differ from a hub?

How does a switch differ from a hub? A. A switch does not induce any latency into the frame transfer time. B. A switch tracks MAC addresses of directly-connected devices.

What must occur before a workstation can exchange HTTP packets with a web server?

What must occur before a workstation can exchange HTTP packets with a web server? D. A TCP connection must be established between the workstation and the web server. C. A

How does TCP differ from UDP?

How does TCP differ from UDP? (Choose two.) A. TCP provides best effort delivery. B. TCP provides synchronized communication. C. TCP segments are essentially datagrams. D. TCP provides sequence numbering

What protocol will the workstation now use to determine the destination MAC address to be placed into frames directed toward the server?

A workstation has just resolved a browser URL to the IP address of a server. What protocol will the workstation now use to determine the destination MAC address to be

Which three items will adequately fulfill the request?

The network manager has requested a 300-workstation expansion of the network. The workstations are to be installed in a single broadcast domain, but each workstation must have its own collision

What are two common TCP applications?

What are two common TCP applications? (Choose two.) A. TFTP B. SMTP C. SNMP D. FTP E. DNS Answer: BD

Which two statements describe the operation of the CSMA/CD access method?

Which two statements describe the operation of the CSMA/CD access method? (Choose two.) A. In a CSMA/CD collision domain, multiple stations can successfully transmit data simultaneously. B. In a CSMA/CD

Which two options will help to solve the problem of a network that is suffering a broadcast storm?

Which two options will help to solve the problem of a network that is suffering a broadcast storm? (Choose two.) A. a bridge B. a router C. a hub D.

What does a host on an Ethernet network do when it is creating a frame and it does not have the destination address?

What does a host on an Ethernet network do when it is creating a frame and it does not have the destination address? A. drops the frame B. sends out

How many collision and broadcast domains exist on the switch (collision, broadcast)?

A switch has 48 ports and 4 VLANs. How many collision and broadcast domains exist on the switch (collision, broadcast)? A. 4, 48 B. 48, 4 C. 48, 1 D.

Which address type does a switch use to make selective forwarding decisions?

Which address type does a switch use to make selective forwarding decisions? A. source IP address B. destination IP address C. source and destination IP address D. source MAC address

which protocol determines if an attached VoIP phone is from Cisco or from another vendor?

On a Cisco switch, which protocol determines if an attached VoIP phone is from Cisco or from another vendor? A. RTP B. TCP C. CDP D. UDP Answer: C Explanation:

What will the switch do with the frame?

A switch receives a frame on one of its ports. There is no entry in the MAC address table for the destination MAC address. What will the switch do with

At which layer of the OSI model does the protocol that provides the information that is displayed by the show cdp neighbors command operate?

At which layer of the OSI model does the protocol that provides the information that is displayed by the show cdp neighbors command operate? A. application B. transport C. network

Which two characteristics apply to Layer 2 switches?

Which two characteristics apply to Layer 2 switches? (Choose two.) A. increases the number of collision domains B. decreases the number of collision domains C. implements VLAN D. decreases the

Which two commands will display the current IP address and basic Layer 1 and 2 status of an interface?

Which two commands will display the current IP address and basic Layer 1 and 2 status of an interface? (Choose two.) A. router#show version B. router#show ip interface C. router#show

Which two characteristics describe the access layer of the hierarchical network design model?

Which two characteristics describe the access layer of the hierarchical network design model? (Choose two.) A. layer 3 support B. port security C. redundant components D. VLANs E. PoE Answer:

What is the purpose of assigning an IP address to a switch?

What is the purpose of assigning an IP address to a switch? A. provides local hosts with a default gateway address B. allows remote management of the switch C. allows

Which three statements are true about the operation of a full-duplex Ethernet network?

Which three statements are true about the operation of a full-duplex Ethernet network? (Choose three.) A. There are no collisions in full-duplex mode. B. A dedicated switch port is required

Which router command can be used to determine the status of Serial 0/0?

Which router command can be used to determine the status of Serial 0/0? A. show ip route B. show interfaces C. show s0/0 status D. debug s0/0 E. show run

What is the subnet address of 172.16.159.159/22?

What is the subnet address of 172.16.159.159/22? A. 172.16.0.0 B. 172.16.128.0 C. 172.16.156.0 D. 172.16.159.0 E. 172.16.159.128 F. 172.16.192.0 Answer: C Explanation: Converting to binary format it comes to 11111111.11111111.11111100.00000000

Which two addresses can be assigned to hosts within the same subnet?

An administrator is working with the 192.168.4.0 network, which has been subnetted with a /26 mask. Which two addresses can be assigned to hosts within the same subnet? (Choose two.)

What is the network address for the host with IP address 192.168.23.61/28?

What is the network address for the host with IP address 192.168.23.61/28? A. 192.168.23.0 B. 192.168.23.32 C. 192.168.23.48 D. 192.168.23.56 E. 192.168.23.60 Answer: C Explanation: convert bit-length prefix to quad-dotted

What is the best practice when assigning IP addresses in a small office of six hosts?

What is the best practice when assigning IP addresses in a small office of six hosts? A. Use a DHCP server that is located at the headquarters. B. Use a

Which two statements describe the IP address 10.16.3.65/23? (Choose two.)

A. The subnet address is 10.16.3.0 255.255.254.0. B. The lowest host address in the subnet is 10.16.2.1 255.255.254.0. C. The last valid host address in the subnet is 10.16.2.254 255.255.254.0

How many valid host IP addresses are available on each of the subnets?

Given a Class C IP address subnetted with a /30 subnet mask, how many valid host IP addresses are available on each of the subnets? A. 1 B. 2 C.

Which one of the following IP addresses is the last valid host in the subnet using mask 255.255.255.224?

Which one of the following IP addresses is the last valid host in the subnet using mask 255.255.255.224? A. 192.168.2.63 B. 192.168.2.62 C. 192.168.2.61 D. 192.168.2.60 E. 192.168.2.32 Answer: B

What command will allow the administrator to check the changes that have been made prior to saving the new configuration?

An administrator is in the process of changing the configuration of a router. What command will allow the administrator to check the changes that have been made prior to saving

Which statements accurately describe CDP?

Which statements accurately describe CDP? (Choose three.) A. CDP is an IEEE standard protocol. B. CDP is a Cisco proprietary protocol. C. CDP is a datalink layer protocol. D. CDP

Which commands will verify the operational status of router interfaces?

On a live network, which commands will verify the operational status of router interfaces? (Choose two.) A. Router# show interfaces B. Router# show ip protocols C. Router# debug interface D.

Which router command will configure an interface with the IP address 10.10.80.1/19?

Which router command will configure an interface with the IP address 10.10.80.1/19? A. router(config-if)# ip address 10.10.80.1/19 B. router(config-if)# ip address 10.10.80.1 255.255.0.0 C. router(config-if)# ip address 10.10.80.1 255.255.255.0 D.

What two things does a router do when it forwards a packet?

What two things does a router do when it forwards a packet? (Choose two.) A. switches the packet to the appropriate outgoing interfaces B. computes the destination host address C.

Which two of these functions do routers perform on packets?

Which two of these functions do routers perform on packets? (Choose two.) A. examine the Layer 2 headers of inbound packets and use that information to determine the next hops

Which statements are true regarding ICMP packets?

Which statements are true regarding ICMP packets? (Choose two.) A. They acknowledge receipt of TCP segments. B. They guarantee datagram delivery. C. TRACERT uses ICMP packets. D. They are encapsulated

Which statement is true about this command?

The command ip route 192.168.100.160 255.255.255.224 192.168.10.2 was issued on a router. No routing protocols or other static routes are configured on the router. Which statement is true about this

What does administrative distance refer to?

What does administrative distance refer to? A. the cost of a link between two neighboring routers B. the advertised cost to reach a network C. the cost to reach a

Which IOS command is used to initiate a login into a VTY port on a remote router?

Which IOS command is used to initiate a login into a VTY port on a remote router? A. router# login B. router# telnet C. router# trace D. router# ping E.

What does the keyword overload signify?

In the configuration of NAT, what does the keyword overload signify? C. Multiple internal hosts will use one IP address to access external network resources. B. The pool of IP

What happens when computers on a private network attempt to connect to the Internet through a Cisco router running PAT?

What happens when computers on a private network attempt to connect to the Internet through a Cisco router running PAT? A. The router uses the same IP address but a

When configuring NAT, the Internet interface is considered to be what?

When configuring NAT, the Internet interface is considered to be what? A. local B. inside C. global D. outside Answer: D Explanation: Network address translation or NAT requires the Internet

The ip helper-address command does what?

The ip helper-address command does what? A. assigns an IP address to a host B. resolves an IP address from a DNS server C. relays a DHCP request across networks

What is the purpose of the last command entered?

The following commands are entered on the router: Burbank(config)# enable secret fortress Burbank(config)# line con 0 Burbank(config-line)# login Burbank(config-line)# password n0way1n Burbank(config-line)# exit Burbank(config)# service password-encryption What is the purpose

What is the effect of using the service password-encryption command?

What is the effect of using the service password-encryption command? A. Only the enable password will be encrypted. B. Only the enable secret password will be encrypted. C. Only passwords

What must be done to accomplish this?

An administrator has connected devices to a switch and, for security reasons, wants the dynamically learned MAC addresses from the address table added to the running configuration. What must be

Which three configuration steps should be performed on the switch to prevent this?

A company has placed a networked PC in a lobby so guests can have access to the corporate directory. A security concern is that someone will disconnect the directory PC

Why would a network administrator configure port security on a switch?

Why would a network administrator configure port security on a switch? A. to prevent unauthorized Telnet access to a switch port B. to prevent unauthorized hosts from accessing the LAN

How can you ensure that only the MAC address of a server is allowed by switch port Fa0/1?

How can you ensure that only the MAC address of a server is allowed by switch port Fa0/1? A. Configure port Fa0/1 to accept connections only from the static IP

Which IP addresses are valid for hosts belonging to the 10.1.160.0/20 subnet?

Which IP addresses are valid for hosts belonging to the 10.1.160.0/20 subnet? (Choose three.) A. 10.1.168.0 B. 10.1.176.1 C. 10.1.174.255 D. 10.1.160.255 E. 10.1.160.0 F. 10.1.175.255 Answer: ACD

What could cause congestion on this LAN?

If a host experiences intermittent issues that relate to congestion within a network while remaining connected, what could cause congestion on this LAN? A. half-duplex operation B. broadcast storms C.

What is the subnet address?

Given an IP address of 192.168.1.42 255.255.255.248, what is the subnet address? A. 192.168.1.8/29 B. 192.168.1.32/27 C. 192.168.1.40/29 D. 192.168.1.16/28 E. 192.168.1.48/29 Answer: C