Which protocol should you use if you want to dynamically assign IP addresses to network clients?
Which of the following is a Class A IPv4 address? 1) 150.176.150.1 2) 224.0.0.130 3) 120.176.150.1 4) 199.176.150.1
120.176.150.1
Which of the following is classified as an APIPA address? 1) 10.169.254.125 2) 169.254.10.125 3) 125.10.169.254 4) 169.10.1.254 must fall in the range of
169.254.10.125
Which of the following is classified as Class B private IP address? 1) 169.254.10.125 2) 10.125.169.254 3) 172.16.169.254 4) 192.168.1.1
172.16.169.254
Which of the following is classified as Class B private IP address? 1) 169.254.10.125 2) 10.125.169.254 3) 172.16.169.254 4) 192.168.1.1 10.0.0.0 to 10.255.255.255172.16.0.0 172.31.255.255192.168.0.0 192.168.255.255
172.16.169.254
Which one of these IP addresses is NOT private ? 172.32.5.2 172.16.4.4 192.168.5.5 10.1.1.1 192.167.10.10 Hide Feedback The private IP addresses are within these three ranges:10.0.0.0 - 10.255.255.255172.16.0.0 - 172.31.255.255192.168.0.0 - 192.168.255.255
172.32.5.2, 192.167.10.10
Which of the following is a Class C IPv4 address? Question 9 options: 1) 1.176.150.201 2) 240.1.150.176 3) 176.150.201.1 4) 201.150.176.1
176.150.201.1
At what OSI layers does a multi-layer switch operate? Question 34 options: layers 1 and 2 layers 2 and 3 layers 3 and 4 layers 4 and 5
2 & 3
Which of the following is the default subnet mask for a Class B IPv4 address? Question 22 options: 1) 255.255.255.0 2) 255.255.255.255 3) 255.0.0.0 4) 255.255.0.0
255.255.0.0
Which of the following is a Class C IPv4 address? 1) 1.176.150.201 2) 240.1.150.176 3) 176.150.201.1 4) 201.150.176.1
3) 176.150.201.1
Which of these addresses is the shortest abbreviation for the IP address: 3FFE:1044:0000:0000:00AB:0000:0000:0057? 3FFE:1044:0:0:00AB::0057 3FFE:1044::AB:0:0:57 3FFE:1044::00AB::0057 3FFE:1044:0000:0000:00AB::0057 3FFE:1044:0000:0000:00AB::57 3FFE:1044:0 0:AB::57
3FFE:1044::AB:0:0:57
Which of these addresses is the shortest abbreviation for the IP address: 3FFE:1044:0000:0000:00AB:0000:0000:0057? Question 23 options: 3FFE:1044::AB:0:0:57 3FFE:1044:0:0:00AB::0057 3FFE:1044:0000:0000:00AB::0057 3FFE:1044::00AB::0057 3FFE:1044:0 0:AB::57 3FFE:1044:0000:0000:00AB::57
3FFE:1044::AB:0:0:57
What is the default TCP port for HTTPS? 1) 80 2) 110 3) 123 4) 443
443
What is the default TCP port for HTTPS? Question 11 options: 1) 80 2) 110 3) 123 4) 443
443
what port uses http
80
Which of the following is a Class A IPv4 address? Question 7 options: 1) 150.176.150.1 2) 224.0.0.130 3) 120.176.150.1 4) 199.176.150.1
A. 120.176.150.1
Which of the following is a name of a layer in the TCP/IP (DoD) model? application transport network physical
APPLICATION
Which protocol translates TCP/IP addresses to MAC addresses? Question 37 options: 1) ARP 2) RARP 3) DNS 4) WINS
ARP
What command produce the following output?Interface: 10.0.0.4 --- 0x8Internet Address Physical Address Type10.0.0.1 00-1b-2f-6b-d0-2a dynamic10.0.0.3 00-20-00-21-9d-b6 dynamic show ip route arp -a show ip arp ipconfig The arp-a command produced the given output. It displays the MAC address to IP address mappings currently known to a Windows computer, also known as the arp cache.
ARP -A
What is the most popular exterior gateway protocol (EGP)? Question 36 options: Border Gateway Protocol (BGP) Routing Information Protocol (RIP) Interior Gateway Routing Protocol (IGRP) Open Shortest Path First (OSPF) Protocol (SEE PG 290)
BORDER GATEWAY PROTOCOL (BGP)
Which of the following is NOT an IPv6 address type? Question 29 options: broadcast global unicast anycast multicast
BROADCAST
What is the most popular exterior gateway protocol (EGP)? Border Gateway Protocol (BGP) Interior Gateway Routing Protocol (IGRP) Open Shortest Path First (OSPF) Protocol Routing Information Protocol (RIP) (PG 290)
Border Gateway Protocol (BGP)
Examine the routing table below. Which interface will a packet destined for a host with an IP address of 10.10.30.207/24 exit?Gateway of last resort is not setC 10.10.10.0 /24 is directly connected , FastEthernet 0/1C 10.10.20.0 /24 is directly connected , FastEthernet 0/2C 10.10.30.0 /24 is directly connected , FastEthernet 0/3C 10.10.40.0 /24 is directly connected , Serial 0/1
C 10.10.30.0 /24 is directly connected , FastEthernet 0/3
Which protocol should you use if you want to dynamically assign IP addresses to network clients? Question 1 options: 1) DNS 2) WINS 3) CIDR 4) DHCP
DHCP
You have established a wireless network in your SOHO. Your office is in one building, and your laptop, where you monitor your email, is in your home office, which is 75 yards across your yard. There is a clear line of sight between your home and your office. The wireless router is an 802.11g unit, with four LAN ports. It functions as a firewall, NAT server, and DHCP server. Computers in the office never have issues with connectivity. Office computers can access local resources and Internet resources. Your laptop has been having problems accessing office resources and Internet resources. When you take the laptop to the office and connect it with a patch cable, everything works fine. What is the most likely problem?
DHCP configuration information is not being transmitted across the wireless network.
Which of the following is NOT a type of IGP routing protocol? Question 32 options: Hybrid state Distance vector Link state Hybrid (PG 290 FIG 9.8)
DISTANCE VECTOR
When a router learns routes to remote networks from other routers in the network it is known as ________ routing. Question 17 options: IGP routing Static routing EGP routing Dynamic routing
DYNAMIC ROUTING
Which of the following is a category of Interior Gateway routing protocol? Question 25 options: Routing Information Protocol (RIP) Interior Gateway Routing Protocol (IGRP) Distance Vector (DV) Protocol Border Gateway Protocol (BGP)
Distance Vector Protocol & Link State Routing Protocols
Which of the following is considered a hybrid IGP routing protocol? Question 16 options: OSPF RIP BGP EIGRP
EIGRP
Which network device protects a local network's resources from external attacks? Question 28 options: 1) WAP 2) Modem 3) Firewall 4) Gateway
FIREWALL
What kind of information does a DHCP server provide? Question 2 options: host name DNS server subnet mask MAC address
HOST NAME
What kind of information does a DHCP server provide? Question 8 options: host name DNS server subnet mask MAC address
HOST NAME
What is an access point? Question 13 options: hub bridge switch router
HUB
What field content is used by ICMPv6 to determine that a packet has expired? Question 5 options: CRC field Hop Limit field Time Exceeded field TTL field
Hop Limit Field
Which physical layer network device broadcasts all incoming packets out all available ports? Question 21 options: 1) Switch 2) Repeater 3) Hub 4) CSU/DSU
Hub
Which protocol does the command ping use to check network connectivity? Question 6 options: 1) Telnet 2) LDAP 3) ICMP 4) HTTP
ICMP
Which protocol supports Stateless Address Autoconfiguration (SLAAC) for dynamic assignment of IPv6 addresses to a host? DHCP UDP ARP ICMP
ICMP
Which of the following is a protocol at the Internet Layer? IP TCP UDP ICMP
IP
What is indicated by a successful ping to the ::1 IPv6 address? Question 11 options: The default gateway address is correctly configured. The host is cabled properly. All hosts on the local link are available. The link-local address is correctly configured. IP is properly installed on the host.
IP is properly installed on the host.
Which of the following is NOT an advantage of using dynamic routing protocols? Question 12 options: It allows for automatic reaction to lost routes It allows for the determination of the best route It reduces network traffic It simplifies administration
IT REDUCES NETWORK TRAFFIC
Examine the routing table below. Which interface will a packet destined for the host with an IP address of 10.10.50.207/24 exit?Gateway of last resort is not setC 10.10.10.0 /24 is directly connected , FastEthernet 0/1C 10.10.20.0 /24 is directly connected , FastEthernet 0/2C 10.10.30.0 /24 is directly connected , FastEthernet 0/3C 10.10.40.0 /24 is directly connected , Serial 0/1 It will be discarded Serial 0/1 FastEthernet 0/2 FastEthernet 0/3 A packet destined for the host with an IP address of 10.10.50.207/24 will be discarded since a route to the 10.10.50.0/24 network is not in the routing table.
IT WILL BE DISCARDED
Examine the routing table below. Which interface will a packet destined for the host with an IP address of 10.10.50.207/24 exit?Gateway of last resort is not setC 10.10.10.0 /24 is directly connected , FastEthernet 0/1C 10.10.20.0 /24 is directly connected , FastEthernet 0/2C 10.10.30.0 /24 is directly connected , FastEthernet 0/3C 10.10.40.0 /24 is directly connected , Serial 0/1 Question 3 options: It will be discarded FastEthernet 0/3 FastEthernet 0/2 Serial 0/1
IT WILL BE DISCARDED
What occurs when a router receives a packet to a remote network that is not listed in the routing table? Question 17 options: It performs an arp broadcast to learn the MAC address of the destination computer It discards the packet It queries all other routers for a route It discards the packet and sends an ICMP message to the transmitting device
It discards the packet and sends an ICMP message to the transmitting device
Which of the following statements is true in reference to the following IP address?10.10.10.1 Question 6 options: 1) It is a registered Class C address. 2) It is the loopback address. 3) It is a Private Class A address. 4) It is an APIPA-generated address.
It is a Private Class A address.
Once a router determines the interface to which it should send a packet what occurs next? Question 9 options: It performs an ARP broadcast computer on all networks to learn the MAC address of the destination It queries all other routers for the MAC address of the destination computer It performs an ARP broadcast only on the destination network to learn the MAC address of the destination computer It sends the packet
It performs an ARP broadcast only on the destination network to learn the MAC address of the destination computer
If configured with a default gateway, what action does a host device take when it determines that the destination address of a packet is in a remote network? Question 27 options: It sends the packet to its configured default gateway It performs an arp broadcast to learn the MAC address of the destination computer It broadcasts on the local network for the IP address of the default gateway It discards the packet
It sends the packet to its configured default gateway
At which OSI layers is the broadcast address used at? layers 2 and 3 layers 3 and 4 layers 1 and 2 layers 4 and 5 Hide Feedback see pp. 214-216
LAYERS 2 & 3
The local school district decided at its last school board meeting to install a wired LAN in the district high school. The high school has 250 stand-alone computers. For each computer to communicate on a wired LAN, the network person must install a(n) ____________ in each computer. Question 16 options: 1) NIC 2) IBM data connector 3) RJ-45 connector 4) T-connector 5) DB-25 connector
NIC
Which layer of the OSI model is concerned with hubs, repeaters, and cables? Question 2 options: 1) Application 2) Physical 3) Data Link 4) Network
PHYSICAL
You are interviewing for a technology manager's job. The hiring party needs to test your knowledge of TCP/IP troubleshooting commands. She asks, "Which command should you execute if you want the easiest and fastest method of determining whether you have connectivity to the corporate intranet?" Question 30 options: 1) ls -aFl 2) config 3) ping 4) ps
PING
Your network is divided into two segments. As the signal travels down the first segment, it becomes weak. To amplify the signals passing to the second segment, the network engineer installed a networking device. Which networking device did the engineer install? Question 13 options: 1) Router 2) Bridge 3) Repeater 4) Gateway 5) Modem
REPEATER
From what command is the following output? =========================================================================== Interface List 3...d8 cb 8a e6 fa 09 ......Realtek PCIe GBE Family Controller 1...........................Software Loopback Interface 1 7...00 00 00 00 00 00 00 e0 Teredo Tunneling Pseudo-Interface =========================================================================== Question 19 options: traceroute show ip route route print sh ip route
ROUTE PRINT
You want to connect Network X to Network Y creating an internetwork. Which internetworking device should you use to accomplish this? Question 19 options: 1) Router 2) Bridge 3) Repeater 4) Modem
ROUTER
XYZ County Schools is a small rural school district. Recently, the CIO was given authorization to connect the district-office LAN to the Internet. A 56Kbps line was installed in the district office. What two internetworking devices does XYZ County Schools have to install in order to connect the district-office LAN to the Internet? (Choose two.) 1) Router 2) CSU/DSU 3) Bridge 4) Gateway 5) Repeater
Router, CSU/DSU
What two protocols below are Data Link Layer protocols designed to connect WAN endpoints in a direct connection, such as when a client computer connects to a server at an ISP using a dial-up or DSL connection and modem? OpenVPN SLIP PPTP PPP Hide Feedback see p. 181
SLIP, PPP
Which protocol is used to send email messages? Question 12 options: 1) SMTP 2) SSH 3) SCP 4) SNMP
SMTP
What does a router NOT need to know to route packets? destination network address source network address possible routes best routes neighbor route (PG 279)
SOURCE NETWORK ADDRESS
Which of the following is a protocol at the Process/Application layer? Question 24 options: SSH TCP UDP IP
SSH
Which of the following is a protocol at the Process/Application layer? SSH TCP UDP IP
SSH
Which device on a network receives the MAC address of each device on the network? Question 20 options: bridge hub switch router
SWITCH
Which device on a network receives the MAC address of each device on the network? switch hub router bridge
SWITCH
What router command generated the following output?Gateway of last resort is not setC 10.10.10.0 /24 is directly connected , FastEthernet 0/1C 10.10.20.0 /24 is directly connected , FastEthernet 0/2C 10.10.30.0 /24 is directly connected , FastEthernet 0/3C 10.10.40.0 /24 is directly connected , Serial 0/1 Question 26 options: show ip route ipconfig show ip arp arp -a
Show IP Route
Which of the following is a protocol at the Host-to-Host layer? TCP IP SSH HTTP
TCP
Which of the following is a protocol at the Process/Application layer? Question 4 options: SSH TCP UDP IP
TCP
Which of the following statements are true? (Choose two.) Question 23 options: 1) TCP is a connection-oriented transport protocol. 2) UDP is a connection-oriented transport protocol. 3) TCP is a connectionless transport protocol. 4) UDP is a connectionless transport protocol.
TCP is a connection-oriented transport protocol.
Which of the following TCP and UDP ports are matched with the correct protocol? Question 15 options: 1) TCP port 53: DNS 2) UDP port 23: SMTP 3) TCP port 118: NNTP 4) UDP port 111: POP3
TCP port 53 DNS
When networked computers boot up, they are configured with a 169.254.x.x IP address. They cannot access Internet resources. What is the problem? Question 14 options: 1) The DNS server is down. 2) The DHCP server is down. 3) The WINS server is down. 4) The NAT server is down
THE DHCP SERVER IS DOWN
What is the purpose of a Domain Name Server (DNS) server? Question 8 options: to assign IPv4 addresses to assign MAC addresses to assign IPv6 addresses to assign host names
TO ASSIGN HOST NAMES
You are not able to access the Internet using your laptop. Your laptop has the following configuration: IP Address. . . . . . . . . . . . : 10.0.0.230 Subnet Mask . . . . . . . . . . . : 255.255.255.255 Default Gateway . . . . . . . . . : 10.0.0.225 Why can't you access the Internet? Question 18 options: 1) The DNS server is misconfigured. 2) The IP address is misconfigured. 3) The subnet mask is misconfigured. 4) The gateway is misconfigured.
The subnet mask is miconfigured
Your network is connected to the Internet. As the network administrator, you install packet filtering on the router that connects your network to the Internet. After you configure packet filtering, users on the network are no longer able to download files. What did you do to create this problem? Question 27 options: 1) You blocked port 21. 2) You blocked port 80. 3) You blocked port 25. 4) You blocked port 110. In this question, you have blocked port 21, which is associated with File Transfer Protocol (FTP). FTP is responsible for downloading files over a TCP/IP network. This is the protocol that a user configures in order to download files. For more information, see page 194-195 Chapter 6 in the Network+ Study Guide, Fourth
You blocked port 21
Your network is connected to the Internet. As the network administrator, you install packet filtering on the router that connects your network to the Internet. After you configure packet filtering, users on the network are no longer able to send email outbound to the Internet. What did you do to create this problem? 1) You blocked port 110. 2) You blocked port 21. 3) You blocked port 25. 4) You blocked port 80.
You blocked port 25.
What is the difference between an Intrusion Detection System (IDS) and an Intrusion Prevention System (IPS)? Question 14 options: there is no difference an IPS detects intrusions; an IDS prevents intrusions an IDS detects intrusions; an IPS prevents intrusions both have the same functionality
an IDS detects intrusions; an IPS prevents intrusions
Which of the following is a name of a layer in the TCP/IP (DoD) model? application transport network physical
application
Which of the following devices are classified as modems? Question 10 options: WAP Cable DSL ISDN TA three classes of modems: cable, DSL, and traditional POTS modems
cable & DSL
The purpose of a bridge is to ____________. Question 31 options: 1) connect network subnets 2) amplify a data signal and all accompanying noise 3) filter data on a network by MAC address 4) prepare signals for transmission on a WAN
filter data on a network by MAC address
Which of the following is NOT a type of IGP routing protocol? Distance vector Hybrid state Link state Hybrid
hybrid state
Which of the following is NOT a type of IGP routing protocol? Hybrid state Distance vector Link state Hybrid there is no hybrid state
hybrid state
What are the two components of an IPv6 address? network and host interface ID and prefix prefix and host network and interface ID
interface ID and prefix
At what OSI layers does a multi-layer switch operate? Question 8 options: layers 1 and 2 layers 2 and 3 layers 3 and 4 layers 4 and 5
layers 2 & 3
Which of the following is NOT an IPv4 address type? broadcast unicast multicast link-local
link-local
An administrator wants to configure hosts to automatically assign IPv6 addresses to themselves by the use of Router Advertisement messages, but also to obtain the DNS server address from a DHCPv6 server. Which address assignment method should be configured? stateless DHCPv6 stateful DHCPv6 SLAAC RA and EUI-64
stateless DHCPv6
You are not able to access the Internet using your laptop. Your laptop has the following configuration: Connection-specific DNS Suffix . : Description . . . . . . . . . . . : Dell Wireless WLAN 1350 WLAN Mini-PC I Card Physical Address. . . . . . . . . : 00-0B-7D-11-54-3C Dhcp Enabled. . . . . . . . . . . : Yes Autoconfiguration Enabled . . . . : Yes IP Address. . . . . . . . . . . . : 10.0.0.256 Subnet Mask . . . . . . . . . . . : 255.255.255.0 Default Gateway . . . . . . . . . : 10.0.0.225 DHCP Server . . . . . . . . . . . : 10.0.0.225 DNS Servers . . . . . . . . . . . : 10.0.0.100 10.0.0.101 Lease Obtained. . . . . . . . . . : Thursday, August 01, 2007 11:47:10 AM Lease Expires . . . . . . . . . . : Friday, August 02, 2007 11:47:10 AM
the IP ADDRESS is misconfigured
What is the purpose of the Dynamic Host Configuration Protocol (DHCP)? to assign IPv4 addresses to assign MAC addresses to assign IPv6 addresses to assign host names
to assign IPV4 & IPV6 addresses
What is the purpose of the subnet mask in conjunction with an IP address? to uniquely identify a host on a network to mask the IP address to outsiders to identify whether the address is public or private to determine the subnet to which the host belongs (A subnet mask is a special type of IPv4 address that coupled with the IP address determines the subnet of which the device is a member.)
to determine the subnet to which the host belongs
What is the purpose of ICMP messages? Question 4 options: to inform routers about network topology changes to monitor the process of a domain name to IP address resolution to provide feedback of IP packet transmissions to ensure the delivery of an IP packet
to provide feedback of IP packet transmissions
What is the purpose of a load balancer? Question 24 options: to balance load to re-route network traffic to alleviate network congestion to provide redundant paths to multiple devices see p. 145
to provide redundant paths to multiple devices
What is the purpose of a multicast address? to send packets to a particular host it is the same as a broadcast address to send packets to groups of hosts to send packets to all of the hosts on a subnet
to send packets to groups of hosts