Ch 4
In order to use a filename with a space in its path from the command prompt, what symbol is used? a. - b. / c. \ d. "
d. "
Which routing protocol does an exterior router use to collect data to build its routing tables? a. IP b. OSPF c. RIPv2 d. BGP
d. BGP
By default, which of the following components of the composite metric are considered for Enhanced Interior Gateway Routing Protocol (EIGRP) ? a. Reliability and delay b. Only bandwidth c. Bandwidth, delay, reliability and load d. Bandwidth and delay
d. Bandwidth and delay
What field in a TCP segment is used to determine if an arriving data unit exactly matches the data unit sent by the source? a. DiffServ b. Acknowledgement number c. Source port d. Checksum
d. Checksum
What is NOT one of the three characteristics of TCP in ts role as a reliable delivery protocol? a. Connection-oriented Protocol b. Sequencing and checksums c. Framing d. Flow Control
c. Framing
What is the best method for saving the results of a command from the Command Prompt window? a. Print screen b. Drag window into graphics program c. Mark the text and copy/paste into a new file d. Any of these will work
c. Mark the text and copy/paste into a new file
To support a path and filename with a space in it, what would you enter? a. Quotation marks around filename b. Quotation marks around all spaces c. Quotation marks around the entire path and filename d. None of these will work
c. Quotation marks around the entire path and filename
in IPv6, what field is used to indicate what sequence of packets from one source to one of multiple destinations a packet belongs to? a. traffic class b. group ID c. flow label d. traffic exchange
c. flow label
When using the Routing Information Protocol (RIP), what is the maximum number of hops a message can take between its source and its destination before the destination is considered unreachable? a. 32 b. 15 c. 8 d. 20
b. 15
Which protocol's header would a Layer 4 device read and process? a. ARP b. HTTP c. IP d. TCP
d. TCP
Which of the following commands for you use to see each router that you pass through in order to reach a destination? a. Ping b. NSLOOKUP c. WHOIS d. Traceroute
d. Traceroute
Your computer has autoconfigured another IP address. What type of address did your computer resort to? a. APIPA b. Static c. DHCP d. Link-local
a. APIPA
Which of the following is true about the OSPF routing protocol? a. Each router has complete knowledge of the network topology. b. An OSPF maintains a network topology with only its directly connected networks. c. Each router is informed of the network topology up to its immediately adjacent neighbors. d. Each router has a partial knowledge of the network topology.
a. Each router has complete knowledge of the network topology.
When a router can't determine a path to a message's destination, where does it send the message? a. Gateway of last resort b. Default gateway c. Routing table d. Administrative distance
a. Gateway of last resort
At the command prompt, what function does the ">" symbol perform? a. Redirects the output b. Copies the screen c. Sends the output to the desktop d. Appends the output to the last file used
a. Redirects the output
What is the Internet standard MTU? a. 65,535 bytes b. 1,500 bytes c. 9,198 bytes d. 1,522 bytes
b. 1,500 bytes
If you have a small Routing Information Protocol (RIP) network of 10 hops, how will RIP prevent routing loops? a. By increasing the reliability of each hop router b. By implementing a limit on the number of hops allowed in a path c. By reducing the delay between two hops d. By limiting the use of bandwidth
b. By implementing a limit on the number of hops allowed in a path
In which of the following applications can a virtual IP address be used? [Choose all that apply]. a. Online network simulator b. Gateway Redundancy Protocols c. Virtual Machines d. NAT
b. Gateway Redundancy Protocols d. NAT
Refer to the exhibit. Which of the following configuration is being displayed to increase the network uptime? a. Network configuration and performance baselines b. High availability c. NIC teaming d. Hot site
b. High availability
Which two protocols manage neighbor discovery processes on IPv4 networks? a. TCP and UDP b. ICMP and ARP c. BGP and OSPF d. IPv4 and IPv6
b. ICMP and ARP
After manually changing your IP address your computer identified the duplicate IP address problem. How can you tell? a. It has the wrong subnet mask b. It displays a duplicate address warning c. It is now an APIPA address d. It is only connected with IPv6
b. It displays a duplicate address warning
What is routing protocol convergence time defined as? a. It is the amount of time it takes after initial configuration of the protocol for all routes to become unknown b. It is the time it takes for the protocol to recognize the best path in the event of a network change c. It is the time it takes for the protocol to recognize that a change has occurred d. It is the amount of time involved in configuration of the routing protocol
b. It is the time it takes for the protocol to recognize the best path in the event of a network change
You manage a small stub network that has a router configured with static routing. If the connection to the next hop goes down, what action will the router perform? a. It will stop accepting the traffic on the same path. b. It will continue to route traffic on the same path. c. It will automatically update itself with an alternate path. d. It will use the backup route.
b. It will continue to route traffic on the same path.
At which OSI layer does IP operate? a. Application layer b. Network layer c. DataLink layer d. Transport layer
b. Network layer
The IP connectionless protocol relies on what other protocol to guarantee delivery of data? a. ARP b. TCP c. UCP d. ICMP
b. TCP
You are logged in to a Linux AMI in Amazon Web Service. What command do we use in order to move a file? a. move b. mv c. mvd d. mvfile
b. mv
You are connected to your network's Cisco router, and need to verify the route table. What command should you enter? a. route print b. show ip route c. route -a d. show route-table
b. show ip route
What is the new IP address? a. 192.254.183.21 b. 192.255.183.221 c. 169.254.183.21 d. 169.255.183.221
c. 169.254.183.21
You need to implement high availability in your network. One implementation company ensures that their implementation will provide 99% of availability in a period of one year. With the mentioned availability, what would be the total downtime in a year? a. 5.34 days b. 8.35 days c. 3.65 days d. 1.5 days
c. 3.65 days
A routing protocol's reliability and priority are rated by what measurement? a. routing table b. Latency c. AD d. MTU
c. AD
What field in an IPv4 packet informs routers the level of precedence they should apply when processing an incoming packet? a. Time to Live (TTL) b. Padding c. Differentiated Services (DiffServ) d. Internet header length (IHL)
c. Differentiated Services (DiffServ)
At the command prompt, what function do the ">>" sumbols perform? a. Redirects the output b. Copies the screen c. Sends the output to the desktop d. Appends the output to the last file used
d. Appends the output to the last file used
A router receives a packet with a destination address that is not found within its routing table. The router is configured to send all such packets to a specific next hop address. What is this next hop address called? a. Final route b. Discard route c. Dynamic route d. Default route
d. Default route
What occurs when a collision happens on a network? a. The collision does undetected, and data transmission continues b. The collision will create an error in the network switch, but otherwise, no issues will occur as a result c. Each node on the network stops transmitting, until manually told to reconnect and transmit d. Each node on the network waits a random amount of time and then resends the transmission
d. Each node on the network waits a random amount of time and then resends the transmission
How can you tell this is an APIPA address? a. It is in the 192.169.0.1 through 192.196.0.254 range b. It is in the 192.254.0.1 through 192.254.0.254 range c. It is in the 169.0.0.1 through 169.255.255.254 range d. It is in the 169.254.0.1 through 169.254.255.254 range
d. It is in the 169.254.0.1 through 169.254.255.254 range
You are asked to install a device that will combine several connections to the Internet and provide the sum of the available network speeds to an internal network while equally sharing the data traffic among all the Internet connections. Which of the following devices are you asked to install? a. Wired controller b. Multilayer switch c. Multilayer router d. Load balancer e. Dual modem
d. Load balancer
Which OSI layer is responsible for directing data from one LAN to another? a. Datalink layer b. Transport layer c. Physical layer d. Network layer
d. Network layer
Which of the following statements is true about Fault tolerance?1) It is a direct result of the design of the network itself.2) It is the name of the feature that allows for dual layer 2 connections between switches.3) Enables a network to continue functioning normally in case of a partial failure. a. Statements 1 and 2 are true b. Statements 2 and 3 are true c. Only statement 1 is true d. Statements 1 and 3 are true
d. Statements 1 and 3 are true
What kind of route is created when a network administrator configures a router to use a specific path between nodes? a. Trace route b. Default route c. Best path d. Static route
d. Static route