ccna 1 practice final

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Well-known services and applications use which range of TCP/UDP port numbers? 0 to 255 0 to 1023 1024 to 49151 49152 to 65535

0 to 1023

Which range of port numbers are reserved for services that are commonly used by applications that run on servers? 0 to 255 0 to 1023 1024 to 49151 49152 to 65535

0 to 1023

Refer to the exhibit. Host B attempts to establish a TCP/IP session with host C. During this attempt, a frame was captured at the FastEthernet interface fa0/1 of the San Francisco router. The packet inside the captured frame has the source IP address 10.10.1.2, and the destination IP address is 10.31.1.20. What is the destination MAC address of the frame at the time of capture? 0060.7320.D632 0060.7320.D631 0040.8517.44C3 0009.B2E4.EE03 0010.C2B4.342

0060.7320.D631

Refer to the exhibit. The diagram represents the process of sending e-mail between clients. Which list correctly identifies the component or protocol used at each numbered stage of the diagram? 1.MUA 2.MDA 3.MTA 4.SMTP 5.MTA 6.POP 7.MDA 8.MUA 1.MUA 2.POP 3.MDA 4.SMTP 5.MTA 6.MDA 7.SMTP 8.MUA 1.MUA 2.POP 3.SMTP 4.MDA 5.MTA 6.SMTP 7.POP 8.MUA 1.MUA 2.SMTP 3.MTA 4.SMTP 5.MTA 6.MDA 7.POP 8.MUA

1.MUA 2.SMTP 3.MTA 4.SMTP 5.MTA 6.MDA 7.POP 8.MUA

Which of the following are the address ranges of the private IP addresses? (Choose three.) 10.0.0.0 to 10.255.255.255 200.100.50.0 to 200.100.25.255 150.150.0.0 to 150.150.255.255 172.16.0.0 to 172.31.255.255 192.168.0.0 to 192.168.255.255 127.16.0.0 to 127.31.255.255

10.0.0.0 to 10.255.255.255 172.16.0.0 to 172.31.255.255 192.168.0.0 to 192.168.255.255

Refer to the exhibit. Host A is requesting a web page from the web server. Which option represents the socket to which the request is made? 80 www.cisco.com 10.0.0.130 10.0.0.130:80

10.0.0.130:80

9. An organization has been assigned network ID 10.10.128.0 and subnet mask 255.255.224.0. Which IP address range can be used for this organization? 10.10.128.0 to 10.10.160.255 10.10.128.0 to 10.10.159.255 10.10.128.0 to 10.10.192.255 10.10.128.0 to 10.10.0.159 10.10.128.0 to 10.10.159.0

10.10.128.0 to 10.10.159.255

An organization has been assigned network ID 10.10.128.0 and subnet mask 255.255.224.0. Which IP address range can be used for this organization? 10.10.128.0 to 10.10.160.255 10.10.128.0 to 10.10.159.255 10.10.128.0 to 10.10.192.255 10.10.128.0 to 10.10.0.159 10.10.128.0 to 10.10.159.0

10.10.128.0 to 10.10.159.255

Which two types of media can provide bandwidth up to 1 Gb/s? (Choose two.) 10 BASE-T 100 BASE-T 100 BASE-FX 1000 BASE-TX 1000 BASE-SX

1000 BASE-TX 1000 BASE-SX

Refer to the exhibit. A technician is working on a network problem that requires verification of the router LAN interface. What address should be pinged from this host to confirm that the router interface is operational? 127.0.0.1 192.168.64.196 192.168.254.1 192.168.254.9 192.168.254.254

192.168.254.1

Which three IPv4 addresses represent subnet broadcast addresses? (Choose three.) 192.168.4.63 /26 192.168.4.129 /26 192.168.4.191 /26 192.168.4.51 /27 192.168.4.95 /27 192.168.4.221 /27

192.168.4.63 /26 192.168.4.191 /26 192.168.4.95 /27

Which three addresses belong to the category of public IP addresses? (Choose three.) 127.0.0.1 196.1.105.6 132.11.9.99 10.0.0.1 172.16.9.10 46.1.1.97

196.1.105.6 132.11.9.99 46.1.1.97

How many host addresses may be assigned when using the 128.107.0.0 network address with a subnet mask of 255.255.248.0? 30 256 2046 2048 4094 4096

2046

Which subnet mask will allow 2040 hosts per subnet on the IP network 10.0.0.0? 255.255.0.0 255.255.254.0 255.255.252.0 255.255.248.0 255.255.240.0 255.255.255.128

255.255.248.0

Which subnet mask should be used for a Class B network that is divided into subnets and will accommodate between 800 hosts and 1000 hosts? 255.255.255.0 255.255.254.0 255.255.252.0 255.255.248.0 255.255.240.0

255.255.252.0

Refer to the exhibit. A network technician creates equal-sized subnets of network 192.168.2.0/24 using the subnet mask 255.255.255.224. If the technician wishes to calculate the number of host addresses in each subnet by using the formula that is shown in the exhibit, what value will be used for n? 1 2 3 4 5

To send data through a network, what two flags are used to establish a session? (Choose two.) ACK CRC SYN Ack # Port # Seq #

ACK SYN

Which statement accurately describes file sharing in a peer-to-peer network? A dedicated server is required. Access control is decentralized. Files are typically stored on the most powerful peer in the network. Peers can either make requests, or respond to requests, but not both.

Access control is decentralized.

What are the default terminal emulation software settings when configuring a Cisco device through a console port? Bits per second: 19200 Data bits: 7 Parity: None Stop bits: 0 Flow control: None Bits per second: 9600 Data bits: 8 Parity: None Stop bits: 1 Flow control: None Bits per second: 19200 Data bits: 7 Parity: None Stop bits: 0 Flow control: Hardware Bits per second: 9600 Data bits: 8 Parity: None Stop bits: 1 Flow control: Hardware

Bits per second: 9600 Data bits: 8 Parity: None Stop bits: 1 Flow control: None

A user sees the command prompt: Router(config-if)# . What task can be performed at this mode? Reload the device. Perform basic tests. Configure individual interfaces. Configure individual terminal lines.

Configure individual interfaces.

What can the user do from the command prompt, Router(config-line)# ? Configure one of the network interfaces. Configure one of the physical or virtual lines. Verify the running configuration on the device. Configure the parameters for one of the routing protocols.

Configure one of the physical or virtual lines.

Which service is used when the nslookup command is issued on a computer? FTP DNS DHCP Telnet

DNS

Refer to the exhibit. Host1 is in the process of setting up a TCP session with Host2. Host1 has sent a SYN message to begin session establishment. What happens next? Host1 sends a segment with the ACK flag = 0, SYN flag = 0 to Host2. Host1 sends a segment with the ACK flag = 1, SYN flag = 0 to Host2. Host1 sends a segment with the ACK flag = 1, SYN flag = 1 to Host2. Host2 sends a segment with the ACK flag = 0, SYN flag = 1 to Host1. Host2 sends a segment with the ACK flag = 1, SYN flag = 0 to Host1. Host2 sends a segment with the ACK flag = 1, SYN flag = 1 to Host1.

Host2 sends a segment with the ACK flag = 1, SYN flag = 1 to Host1.

Which two programs can be used to accomplish terminal emulation for configuring a router from the CLI through the console port? (Choose two.) HyperTerminal Internet Explorer Minicom Secure Shell Telnet

HyperTerminal Minicom

5. Refer to the exhibit. A network technician is trying to determine the correct IP address configuration for Host A. What is a valid configuration for Host A? IP address: 192.168.100.19; Subnet Mask: 255.255.255.248; Default Gateway: 192.16.1.2 IP address: 192.168.100.20; Subnet Mask: 255.255.255.240; Default Gateway: 192.168.100.17 IP address: 192.168.100.21; Subnet Mask: 255.255.255.248; Default Gateway: 192.168.100.18 IP address: 192.168.100.22; Subnet Mask: 255.255.255.240; Default Gateway: 10.1.1.5 IP address: 192.168.100.30; Subnet Mask: 255.255.255.240; Default Gateway: 192.168.1.1 IP address: 192.168.100.31; Subnet Mask: 255.255.255.240; Default Gateway: 192.168.100.18

IP address: 192.168.100.20; Subnet Mask: 255.255.255.240; Default Gateway: 192.168.100.17

Refer to the exhibit. A network technician is trying to determine the correct IP address configuration for Host A. What is a valid configuration for Host A? IP address: 192.168.100.19; Subnet Mask: 255.255.255.248; Default Gateway: 192.16.1.2 IP address: 192.168.100.20; Subnet Mask: 255.255.255.240; Default Gateway: 192.168.100.17 IP address: 192.168.100.21; Subnet Mask: 255.255.255.248; Default Gateway: 192.168.100.18 IP address: 192.168.100.22; Subnet Mask: 255.255.255.240; Default Gateway: 10.1.1.5 IP address: 192.168.100.30; Subnet Mask: 255.255.255.240; Default Gateway: 192.168.1.1 IP address: 192.168.100.31; Subnet Mask: 255.255.255.240; Default Gateway: 192.168.100.18

IP address: 192.168.100.20; Subnet Mask: 255.255.255.240; Default Gateway: 192.168.100.17

A technician wishes to connect two computers to move data from one to the other before reloading the operating system. The NICs on both PCs do not support autosensing feature. Which procedure will satisfy the requirement? Interconnect the two PCs with a rollover cable. Interconnect the two PCs with two rollover cables and a hub. Interconnect the two PCs with a crossover cable. Interconnest the two PCs with two crossover cables and a hub.

Interconnect the two PCs with a crossover cable.

Refer to the exhibit. A network administrator tries to test the connectivity between routers R1 and R2, but the attempt to ping is unsuccessful. Based on the show ip interface brief command outputs, what could be the possible cause of the problem? Interface S0/0/0 on router R1 is shut down. Interface S0/0/0 on router R1 is configured with an incorrect IP address. Interface S0/0/0 on router R2 is administratively down. Interface S0/0/0 on router R2 does not have the clock rate settings configured.

Interface S0/0/0 on router R1 is configured with an incorrect IP address.

An administrator makes changes to the default configuration of a router and saves them to NVRAM. After testing, it is discovered that the configurations did not have the desired effect and must be removed. What steps must be taken to remove the changes and return the router to the default configuration? Reboot the router. Use no version of the commands that are issued. Issue the erase startup-config command, and then reboot the router. Issue the erase running-config command, and then reboot the router.

Issue the erase startup-config command, and then reboot the router.

How can ARP be used to help document the network? It can list each hop on the way to a destination host. It can show the average latency of hosts on the network. It can provide a list of physical addresses on the network. It can indicate which hosts are not responding to network traffic.

It can provide a list of physical addresses on the network.

Which statement is true about the running configuration file in a Cisco IOS device? -It affects the operation of the device immediately when modified. -It is stored in NVRAM. -It should be deleted using the erase running-config command. -It is automatically saved when the router reboots.

It is stored in NVRAM.

Which statement identifies the DNS protocol? It transmits information using TCP port 25. It transfers and conveys information using HTML pages. It matches a resource name with the required network address. It requests and assigns an IP address, default gateway, and server addresses to hosts.

It matches a resource name with the required network address.

Which statement is true about the TTL value of an IPv4 packet? It determines the priority of a packet. It specifies the remaining "life" of the packet. It indicates that the packet has been fragmented. It denotes the data payload type that the packet is carrying.

It specifies the remaining "life" of the packet.

Which three statements are true about network layer addressing? (Choose three.) The addresses are 48 bits long. Network layer addressing is used by Ethernet switches to make forwarding decisions. It uses a hierarchical structure. It does not support broadcasts. It uniquely identifies each host. A portion of the address is used to identify the network.

It uses a hierarchical structure. It uniquely identifies each host. A portion of the address is used to identify the network.

Refer to the exhibit. Host A sends a frame with the destination MACaddress as FFFF.FFFF.FFFF. What action will the switch take for this frame? It will drop the frame. It will send the frame back to host A. It will send the frame to all hosts except host A. It will forward the frame to the default gateway.

It will send the frame to all hosts except host A.

Which OSI layer addressing is required to route packets between two networks? Layer 1 Layer 2 Layer 3 Layer 4

Layer 3

. Refer to the exhibit. The tracert command is initiated from PC1 to PC4. Which device will send a response to the initial tracert packet from PC1? Athens Ankara London Paris PC4

London

Which location of router memory is cleared with the erase startup-config command? flash RAM ROM NVRAM

NVRAM

Which router component will have contents erased when the command erase startup-config is issued? flash RAM ROM NVRAM

NVRAM

Refer to the exhibit. Interface Fa0/0 on router A is generating excessive broadcast traffic. Which LAN segments will affected by the excessive broadcasts? Only the 192.168.1.200/30 network will be affected. Only the link between 192.168.1.201 and port Fa0/5 on SW1 will be affected. Both the 192.168.1.200/30 and 192.168.1.204/30 networks will be affected. Only the links between 192.168.1.201 and port Fa0/7 on SW2 will be affected.

Only the 192.168.1.200/30 network will be affected.

. Refer to the exhibit. Host A is configured with the correct IP address for the default gateway of the router R1 FastEthernet0/1 interface. How will a packet that is sent from host A to host B be handled by the devices on the network? R1 will drop the packet because R1 does not have a specific route in its routing table to the 10.1.1.0/24 network. R1 will forward the packet to its default gateway, the next hop router R2. R2 will forward the packet to the directly connected network 10.1.1.0/24. R1 will forward the packet to its default gateway, the next hop router R2. R2 will drop the packet because it does not have a default route to network 10.1.1.0/24. R1 will forward the packet to its default gateway, the next hop router R2. R2 will drop the packet because it does not have a route that is learned by a routing protocol to network 10.1.1.0/24.

R1 will forward the packet to its default gateway, the next hop router R2. R2 will forward the packet to the directly connected network 10.1.1.0/24.

Which prompt is associated with the privileged exec mode? R1> R1# R1(config)# R1(config-router)#

R1#

A routing issue has occurred in your internetwork. Which of the following type of devices should be examined to isolate this error? access point host hub router switch

Router

Which statement describes the correct use of addresses to deliver an e-mail message from HostB to the e-mail service that is running on ServerA? HostB uses the MAC address of ServerA as the destination. Router B uses a Layer 3 network address to route the packet. Router A uses the Layer 4 address to forward the packet to Router B. Via the use of a Layer 3 address, ServerA assigns the message to the e-mail service.

Router B uses a Layer 3 network address to route the packet.

. Refer to the exhibit. The ping 127.0.0.1 command is issued on the local host. What do the ping results indicate? The local host can send packets on the local network. The TCP/IP stack on the local host operates properly. The local host has full connectivity to the default gateway. The local host has full connectivity to the remote network.

SMB

A technician is setting up a workgroup for six users and wants to allow users to share files without setting up a server. Which application layerprotocol will provide for peer-to-peer file sharing in a workgroup? DNS SMB HTTP DHCP

SMB

Which prompt represents the appropriate mode used for the copy running-config startup-config command ? Switch-6J> Switch-6J# Switch-6J(config)# Switch-6J(config-if)# Switch-6J(config-line)#

Switch-6J#

Which prompt represents the appropriate mode used for the copy running-config startup-config command ? Switch-6J> Switch-6J# Switch-6J(config)# Switch-6J(config-if)# Switch-6J(config-line)#

Switch-6J#

Which application layer protocol allows administrators to log into a server from remote locations and control a server as though logged in locally? DNS FTP DHCP SMTP Telnet

Telnet

A user enters http://www.cisco.com/web1.htm in the address line of a browser. Which statement is true about this transaction? The "http" portion indicates the protocol that is being used. The "web1.htm" portion is the specific service name. The retrieved web page will be displayed in URL code. The "www.cisco.com" is the name of the web page file that is called

The "http" portion indicates the protocol that is being used.

The tracert 10.1.3.2 command was issued on computer A. Computer A can ping other addresses on the local subnet. Computer A sent the first ICMP packet toward computer B with a TTL value of 1. A protocol analyzer that was running on computer B showed that the packet never reached its destination. Why did the packet not reach the destination? There is a TCP/IP problem on computer A. There is a routing loop between R1 and R2. R1 does not have a route for the destination network. The TTL for the packet was decreased to zero by R1.

The TTL for the packet was decreased to zero by R1.

Refer to the exhibit. While configuring a network, a technician wired each end of a Category 5e cable as shown. Which two statements are true about this setup? (Choose two.) The cable is suitable for connecting a switch to a router Ethernet port. The cable is suitable for connecting dissimilar types of devices. The cable is unusable and must be rewired. The cable is terminated in a way that the transmit pin is wired to the receive pin. The cable simulates a point-to-point WAN link.

The cable is suitable for connecting a switch to a router Ethernet port. The cable is suitable for connecting dissimilar types of devices.

Refer to the exhibit. A network administrator remotely accesses the CLI of RouterB from PC1 using Telnet. Which statement is true about this connection? The data is automatically encrypted. A Telnet server process is running on PC1. The connection is made through a VTY session on the router. A GET request was sent to RouterB to retrieve data during this session.

The connection is made through a VTY session on the router.

What is the effect of using the Router# copy running-config startup-config command on a router? The contents of ROM will change. The contents of RAM will change. The contents of NVRAM will change. The contents of flash will change.

The contents of NVRAM will change.

Refer to the exhibit. Host A is able to access resources on the local LAN but is unable to access any resources on the Internet. What is the likely cause of this problem? The host subnet mask in incorrect. The network uses private addresses. The host address is a network address. The default gateway is on a different subnet from the host.

The default gateway is on a different subnet from the host.

. Refer to the exhibit. Host A is unable to reach host B on the remote network. A technician attempted to ping the local gateway and the ping was successful. To verify the host configuration, the technician issued the ipconfig command. What is the likely cause of the problem? The local NIC is incorrectly configured. The subnet mask on host A is incorrectly configured. The IP address on host A is incorrectly configured. The default gateway on host A is incorrectly configured.

The default gateway on host A is incorrectly configured.

Refer to the exhibit. Host A is unable to reach host B on the remote network. A technician attempted to ping the local gateway and the ping was successful. To verify the host configuration, the technician issued the ipconfig command. What is the likely cause of the problem? The local NIC is incorrectly configured. The subnet mask on host A is incorrectly configured. The IP address on host A is incorrectly configured. The default gateway on host A is incorrectly configured.

The default gateway on host A is incorrectly configured.

Due to a security violation, the router passwords must be changed. What information can be learned from the following configuration entries? (Choose two.) Router(config)# line vty 0 3 Router(config-line)# password c13c0 Router(config-line)# login The entries specify three Telnet lines for remote access. The entries specify four Telnet lines for remote access. The entries set the console and Telnet password to "c13c0″. Telnet access will be denied because the Telnet configuration is incomplete. Access will be permitted for Telnet using "c13c0″ as the password.

The entries specify four Telnet lines for remote access. Access will be permitted for Telnet using "c13c0″ as the password.

Refer to the exhibit. Communication for hosts X and Y is restricted to the local network. What is the reason for this? Host X is assigned a network address. Host Y is assigned a multicast address. Host X and host Y belong to different networks. The gateway addresses are broadcast addresses.

The gateway addresses are broadcast addresses.

Refer to the exhibit. Host A and B are unable to communicate with each other. What is the reason for this? Host A is assigned a network address. Host B is assigned a multicast address. Host A and host B belong to different networks. The gateway addresses are network addresses.

The gateway addresses are network addresses.

What happens when a node on an Ethernet network is creating a frame and it does not have the destination MAC address? The node drops the frame. The node sends out a Layer 3 broadcast message. The node sends a message directly to the router for the address. The node sends out an ARP request with the destination IP address.

The node sends out an ARP request with the destination IP address.

Refer to the exhibit. What two facts can be determined from the session information that is displayed? (Choose two.) The protocol is a connection-oriented protocol. This exchange is part of the three-way handshake. The SYN flag is representing the initial establishment of a session. The destination port indicates that an FTP session has been initiated. The source port does not support communication with the destination port that is listed.

The protocol is a connection-oriented protocol. This exchange is part of the three-way handshake.

Refer to the exhibit. A web browser running on host PC1 sends a request for a web page to the web server with an IP address 192.168.1.254/24. What sequence of steps will follow in order to establish the session before data can be exchanged? The session will be initiated using UDP. No additional acknowledgment will be required to establish the session. The session will be initiated using TCP. No additional acknowledgment will be required to establish the session. The session will be initiated using UDP. The returned web page will serve as an acknowledgment for session establishment. The session will be initiated using TCP. A three-way handshake must be successfully completed before the session is established.

The session will be initiated using TCP. A three-way handshake must be successfully completed before the session is established.

Refer to the exhibit. The router of the company failed and was replaced. After the replacement, hosts C and D in the Education office are able to ping each other, but they are unable to access the hosts in the Accounts office. What is the likely cause of the problem? The IP address at the fa0/0 interface of the router is incorrectly configured. The subnet mask at the fa0/1 interface of the router is incorrectly entered. The IP address at the serial interface of the router is incorrectly configured. The hosts in the Accounts office are not on the same subnet as the hosts in the Education office.

The subnet mask at the fa0/1 interface of the router is incorrectly entered.

A technician makes several changes to the running configuration on a router, but the desired results are not achieved. The technician issues the reload command. What action will be taken by the router? All changes will be lost and the router will restart immediately. Changes will be saved automatically and the router will restart. The user will be prompted to save changes before the router restarts. The router will detect changes to the running configuration and will reload using the configuration stored in RAM.

The user will be prompted to save changes before the router restarts.

Refer to the exhibit. RouterB is configured properly. The Ethernet interface Fa0/0 of RouterA is configured with the use of the commands that are shown. However, a ping from the Fa0/0 interface of RouterA to the Fa0/0 interface of RouterB is unsuccessful. What action should be taken on RouterA to solve this problem? Use the description command on the FastEthernet interface Fa0/0. Configure the clock rate of the FastEthernet interface Fa0/0. Use the no shutdown command on the FastEthernet interface Fa0/0. Reboot the router.

Use the no shutdown command on the FastEthernet interface Fa0/0.

Refer to the exhibit. A PC is communicating with another PC on a remote network. The two networks are connected by three routers. Which action will help to identify the path between the hosts? Use the ipconfig command at the host. Use the ipconfig/all command at the destination. Use the tracert command at the host. Use the ping command at the destination.

Use the tracert command at the host.

To enhance security in a network, the network administrator uses these commands: Router(config)# line console 0 Router(config-line)#password j1mdi2 Router(config-line)# login What two conclusions are evident from these commands? (Choose two.) Users who attempt to connect to the console port of the router must enter a password. The entries permit access through the console by the use of j1mdi2 as the password. The entries eliminate the need for authentication. Access through the console will be denied because the console configuration is incomplete. The entries prevent passwords from being displayed as plain text.

Users who attempt to connect to the console port of the router must enter a password. The entries permit access through the console by the use of j1mdi2 as the password.

Which password would allow a user to establish a Telnet session with a Cisco device? VTY password enable password console password enable secret password

VTY password

What information can be gathered by using the command netstat? the default gateway the routing protocol active TCP connections the locally configured subnet mask

active TCP connections

. Refer to the exhibit. What function does router RT_A need to provide to allow Internet access for hosts in this network? address translation DHCP services ftpd web server

address translation

Refer to the exhibit. What function does router RT_A need to provide to allow Internet access for hosts in this network? address translation DHCP services ftpd web server

address translation

A network administrator is configuring several switches for a network. The switches have similar configurations and only minor differences. The administrator wants to save all commands that are issued on the first switch to a text file for editing. Which transfer option should be selected in HyperTerminal? send file receive file capture text send text file

capture text

Which physical component is used to access and perform the initialconfiguration on a new unconfigured router?

console

What is the effect of the command copy running-config tftp? -copies the configuration from a remote machine into RAM -copies the configuration from a remote machine into NVRAM -copies the configuration currently in RAM to a remote machine -copies the configuration currently in NVRAM to a remote machine

copies the configuration currently in NVRAM to a remote machine

What is the effect of the command copy running-config tftp? copies the configuration from a remote machine into RAM copies the configuration from a remote machine into NVRAM copies the configuration currently in RAM to a remote machine copies the configuration currently in NVRAM to a remote machine

copies the configuration currently in RAM to a remote machine

A network technician has made a UTP cable that is terminated as T568A on one end and T568B on the opposite end. What type of cable has been constructed? patch console crossover straight-through

crossover

What are two primary responsibilities of the Ethernet MAC sublayer? (Choose two.) frame delimiting data encapsulation logical addressing error detection accessing the media

data encapsulation accessing the media

A technician is asked to secure the privileged EXEC mode of a switch by requiring a password. Which type of password would require this login and be considered the most secure? console enable enable secret VTY

enable secret

Which password is automatically encrypted when it is created? vty aux console enable secret enable password

enable secret

What is the protocol data unit that is associated with the data link layer of the OSI reference model? data frame packet segment

frame

Which two factors contribute to the increased throughput when all nodes of a LAN are connected to a switch instead of a hub? (Choose two.) full-duplex operation collision-free environment logical bus media access broadcast-free environment point-to-multipoint topology

full-duplex operation collision-free environment

Which communication tool allows real-time collaboration? wiki e-mail weblog instant messaging

instant messaging

. Refer to the exhibit. The network containing router B is experiencing problems. A network associate has isolated the issue in this network to router B. What action can be preformed to correct the network issue? issue the clock rate command on interface Serial 0/0/0 issue the description command on interface Serial 0/0/1 issue the ip address command on interface FastEthernet 0/0 issue the no shutdown command on interface FastEthernet 0/1

issue the no shutdown command on interface FastEthernet 0/1

Refer to the exhibit. Host A attempts to establish a TCP/IP session with host C. During this attempt, a frame was captured with the source MAC address0050.7320.D632 and the destination MAC address 0030.8517.44C4. The packet inside the captured frame has an IP source address 192.168.7.5, and the destination IP address is 192.168.219.24. At which point in the network was this packet captured? leaving host A leaving ATL leaving Dallas leaving NYC 5. Which range of port numbers are reserved for services that are commonly used by applications that run on servers?

leaving Dallas

Which router configuration mode would an administrator use to configure the router for SSH or Telnet login access? line router global interface privileged EXEC

line

What command can be used to troubleshoot domain name resolution issues? get arp -a tracert nslookup

nslookup

refer to the exhibit. When host A sends a frame addressed for host D, which hosts will receive the frame? only host D only hosts A and D only hosts B, C, and D all hosts

only host D

During the encapsulation process, what is the PDU of the internet layer? bit data frame packet segment

packet

Refer to the exhibit. Which type of network design is shown? client/server wide area dedicated server peer-to-peer

peer-to-peer

What type of network is maintained if a server takes no dedicated role in the network? mainframe client/server peer-to-peer centralized

peer-to-peer

What type of network is maintained if a server takes no dedicated role in the network? mainframe client/server peer-to-peer centralized

peer-to-peer

Which two functions of the OSI model occur at layer two? (Choose two.) physical addressing encoding routing cabling media access control

physical addressing media access control

Which identifier is contained in the header of the Layer 2 Ethernet frame? timing and synchronization of bits source and destination port numbers logical source and destination addresses physical source and destination addresses

physical source and destination addresses

Which router configuration mode will require user authentication if an administrator issues the enable secret command? user executive mode privileged executive mode global configuration mode service specific configuration mode

privileged executive mode

What purpose does a hostname serve on a router? uniquely identifies a router on the internet used by routing protocols to identify peer routers provides device identification to users logging on remotely determines the hosts that are allowed to connect to the device

provides device identification to users logging on remotely

Refer to the exhibit. A network technician wants to connect host A to the console of a Cisco switch to initialize the configuration. What type of cable is required for this connection? straight-through cable crossover cable rollover cable serial cable

rollover cable

. A routing issue has occurred in your internetwork. Which of the following type of devices should be examined to isolate this error? access point host hub router switch

router

A network administrator is tasked with connecting two workgroups that are configured to use different subnets. Which device should be selected to allow connectivity between users on the two networks? hub switch router wireless access point

router

A routing issue has occurred in your internetwork. Which of the following type of devices should be examined to isolate this error? access point host hub router switch

router

A routing issue has occurred in your internetwork. Which of the following type of devices should be examined to isolate this error? access point host hub router switch

router

Refer to the exhibit. An employee wants to access the organization intranetfrom home. Which intermediary device should be used to connect the organization intranet to the Internet to enable this access? hub switch router wireless access point

router

What is described by the network access layer of the TCP/IP model? rules for packet acknowledgment, error recovery, and sequencing rules for the handoff from the internet layer to the network access protocols rules for how source and destination hosts exchange data between programs rules for determining which processes can be used to route messages through an internetwork

rules for the handoff from the internet layer to the network access protocols

In a packet-switched data network, what is used to reassemble the packets in the correct order at the destination device? source address sequence number priority assignment destination address

sequence number

Which option correctly identifies the interface or interfaces used to connect the router to a CSU/DSU for WAN connectivity? console aux fe 0/0 fe0/1 serial 1 serial 0

serial 1 serial 0

In a network design project, a network designer needs to select a device to provide collision free connections to 40 hosts on the LAN. Which device should be selected? hub router switch firewall

switch

Which information is used by the router to determine the path between the source and destination hosts? the host portion of the IP address the network portion of the IP address host default gateway address the MAC address

the network portion of the IP address

Which OSI layer does IP rely on to determine whether packets have been lost and to request retransmission? application presentation session transport

transport

Which OSI layer manages data segments? application layer presentation layer session layer transport layer

transport layer

N I T A Refer to the exhibit. Which two layers of the OSI model describe the same functions as the transport and internet layers of the TCP/IP model? (Choose two.) application layer presentation layer session layer transport layer network layer data link layer physical layer

transport layer network layer

Which application belongs to the category of the client/server model? using Telnet to access a router exchanging information via instant messaging printing a document to a locally connected printer scanning a document with a directly connected scanner

using Telnet to access a router

When must a router serial interface be configured with the clock rate command? when the interface is functioning as a DTE device when the interface timers have been cleared when the connected DTE device is shut down when the interface is functioning as a DCE device

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