Networking Hardware Review 3

26 Questions | By 1ghosttechno | Last updated: Mar 21, 2022 | Total Attempts: 59

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Networking is a complex yet understandable concept of Computer Science and Networking Hardware Review 3 queries on the different protocols within the study not to mention the critical thinking comprehensions. All the best and enjoy.

Questions and Answers

1.

You have configured NAT on your router to connect your small company network to the Internet. Shown below is a partial configuration for the router:hostname RouterA!ip address 192.168.11.1 255.255.255.0speed autoduplex autoip nat inside!interface FastEthernet0/1ip address 192.168.12.1 255.255.0speed autoduplex autoip nat inside!interface Serial0/1/0ip address 116.12.11.155 255.255.255.248ip nat outside!ip nat pool ovrloadd 116.12.11.151 116.12.11.156 netmask 255.255.255.248!ip nat inside source list 7 pool overloadd!Following the configuration, you must find that no hosts on Fa0/0 or Fa0/1 can connect to the Internet. What should you do so that hosts can connect to the Internet?
- A.
  
  Add the overload parameter to the ip nat inside source list name.
- B.
  
  Add an ip access-group entry for Fa0/0 and Fa0/1.
- C.
  
  Use ip nat outside for Fa0/0 and Fa0/1; use ip nat inside for S0/1/0.
- D.
  
  Create an access list 7 that permits networks 192.168.11.0/24 and 192.168.12.0/24
- E.
  
  Change the subnet mask for both Fa0/0 and Fa0/1 to 255.255.255.248
2.

While working at the console of a Cisco device, you need to view a list of commands that are available in the current mode.Which command should you use?
- A.
  
  Terminal editing
- B.
  
  ?
- C.
  
  Terminal history
- D.
  
  Show history
3.

You've just enabled port security on an interface of a Catalyst 2950 switch. You want to generate an SNMP trap whenever a violation occurs. Which feature should you enable?
- A.
  
  Shutdown
- B.
  
  Secure
- C.
  
  Protect
- D.
  
  Restrict
4.

You want to implement an Ethernet network using the 100Base-FX standard using the minimum hardware specifications possible. You need to support distances of up to 1,000 meters.Which of the following should you include in your plan? (Select two.)
- A.
  
  Cat5 twitsted pair cable
- B.
  
  Cat5e twisted pair cable
- C.
  
  SC connectors
- D.
  
  RJ-45 connectors
- E.
  
  Multi-mode fiber optic cable
- F.
  
  Cat4 twisted pair cable
- G.
  
  Single-mode fiber optic cable
5.

Which of the following measures can you take to increase the security of remote connections to your router?
- A.
  
  Keep the router in a locket room.
- B.
  
  Set a password and use the login command for line con 0.
- C.
  
  Use the service password-encryption command.
- D.
  
  Configure the enable secret password.
- E.
  
  Configure SSH.
6.

What problem does the Spanning Tree Protocol prevent?
- A.
  
  It prevents message loops from developing when a switch or bridge is connected to the same location more than once.
- B.
  
  It doesn't prevent any problem. Instead, it creates and overall routing table (a span tree) for the entire network.
- C.
  
  It prevents buffer overflows by defining source quench messages that a receiving device sends to the transmitting device.
- D.
  
  It prevents route tables from becoming outdated by decreasing the convergence time on a network.
7.

A Cisco router boots but cannot locate the startup-config file. Assuming the default configuration what will the router do next?
- A.
  
  Enter setup mode
- B.
  
  Stop with a configuration file load error
- C.
  
  Prompt you for the location of a valid configuration file
- D.
  
  Enter ROM monitor mode
8.

You are deploying a new 10GB Ethernet network using Cat6 cabling.Which of the following are true concerning this media? (Select two.)
- A.
  
  It includes a solid plastic core.
- B.
  
  It supports 10 Mbps Ethernet connections.
- C.
  
  It is uses twisted 18- or 16- gauge copper wiring.
- D.
  
  It is completely immune to EMI.
- E.
  
  It supports multi-mode transmission.
9.

A workstation has been assigned the following IP addressing information:* IP address: 192.168.1.26* Subnet mask: 255.255.255.0* Default gateway: 192.168.1.254* DNS server: 192.168.1.1Given this information, what is the IP address of the network where this host resides?
- A.
  
  192.0.0.0
- B.
  
  192.168.1.0
- C.
  
  192.168.1.255
- D.
  
  192.168.0.0
10.

Which of the following is true of the systom ROM on a Cisco device?
- A.
  
  It holds a limited version of the IOS software to be used if the full IOS image can't be found.
- B.
  
  It provides a long-term storage location for saving alternate configuration files and IOS images.
- C.
  
  It holds the startup-config file that is copied into memory when the device boots.
- D.
  
  It holds the current configuration used by the device as it runs.
11.

Which of the following IPv6 addressses is equivalent to the IPv4 loopback address of 127.0.0.1?
- A.
  
  ::1
- B.
  
  FE80::1
- C.
  
  ::
- D.
  
  FF02::1
12.

Which IPv6 address type is only valid within a subnet?
- A.
  
  Link-local
- B.
  
  Global unicast
- C.
  
  Unique local
- D.
  
  Site-local
- E.
  
  Multicast
13.

You have a small network connected to the Internet as shown in the exhibit.Both Srv1 and Srv2 need to be contacted by Internet hosts. Which of the folllowing tasks are required parts of the solution? (Select two.)
- A.
  
  Define S0/1/0 as an inside NAT interface.
- B.
  
  Define Fa0/0 and Fa0/1 as inside NAT interfaces.
- C.
  
  Configure a static NAT mapping for Srv1 and Srv2
- D.
  
  Define Fa0/0 as an inside NAT interface.
- E.
  
  Configure a static NAT mapping for Srv1.
14.

You have configured access lists on your router. A partial configuration for the router is shown below:hostname RouterA!interface FastEthernet0/0ip address 192.168.1.1 255.255.255.0speed autoduplex auto!interface FastEthernet0/1ip address 192.168.2.1 255.255.255.0speed autoduplex auto!interface Serial0/1/0ip address 192.168.3.1 255.255.255.248encapsulationn pppip access-group 7 in!access-list 7 deny 192.168.1.55 0.0.0.0access-list 7 permit ip any any!You want to block any traffic received on S0/1/0 that is sent to the host with address 192.168.1.55. However, you find that traffic sent to this host through that interface is still being allowed.What should you do?
- A.
  
  Apply access list 7 on S0/1/0 as an outbound access list instead of an inbout list.
- B.
  
  Use an extended access list instead of a standard access list.
- C.
  
  Change the mask used in the access list statements to 255.255.255.255.
- D.
  
  Apply access list 7 to the Fa0/0 and Fa0/1 interfaces instead of the S0/1/0 inteface. Use the out parameter.
15.

While working at the console of a Cisco devvice, you need use the same command repeatedly.Given that the command is quite long, what can you do to avoid having to retype it over and over?
- A.
  
  Enter terminal no history at the command prompt.
- B.
  
  Press the Ins key.
- C.
  
  Press the Up-arrow key.
- D.
  
  Enter terminal editing at the command prompt.
- E.
  
  Enter show history at the command prompt.
16.

You use the show ip route command on your router and see the information shown below:Gateway of last resort is not set172.16.0.0/28 is subnetted, 4 subnetsC 172.16.0.0 is directly connected, FastEthernet0/0C 172.16.0.32 is directly connected, FastEthernet0/1R 172.16.0.96 [120/1] via 172.16.0.1, 00:00:25, FastEthernet0/0R 172.16.0.128 [120/1] via 172.16.0.33, 00:00:25, FastEthernet0/1The router receives a packet addressed to 172.16.0.19 and one addressed to 172.16.0.109. What will the router do with each packet? (Select two.)
- A.
  
  Forward the packet addressed to 172.16.0.19 to router 172.16.0.33
- B.
  
  Forward the packet addressed to 172.16.0.109 to router 172.16.0.1
- C.
  
  Drop the packet addressed to 172.16.0.109
- D.
  
  Forward the packet addressed to 172.16.0.19 to router 172.16.0.1
- E.
  
  Drop the packet addressed to 172.16.0.19
- F.
  
  Forward the packet addressed to 172.16.0.109 to router 172.16.0.33
17.

You have been put in charge of connecting two company networks that were previously separated. You need to connect a 100BastTx Ethernet network with an older token ring network. Most traffic will be localized within each network, with only a little traffic crossing between networks. Both networks are using the TCP/IP protocol suite.Which connectivity device would be the best choice in this situation?
- A.
  
  Router
- B.
  
  Bridge
- C.
  
  Switch
- D.
  
  Gateway
- E.
  
  Hub
- F.
  
  Repeater
18.

How does TCP handle data sequencing?
- A.
  
  TCP does not sequence the data; it simply passes numbered segments created at a higher layer in the sequence defined.
- B.
  
  TCP breaks user data into segments, numbers each segment, places them into the correct segment, places them in the correct sequence, and sends each one in order, waiting for an acknowledgement before sending the next segment.
- C.
  
  TCP breaks user data into segments, numbers each segment, and sends each segment in order, without waiting for an acknowledgement.
- D.
  
  TCP breaks the data into segments, numbers each segment, and passes them to UDP, which sequences the segments into the correct oder.
19.

What is the correct binary form of the decimal IP address 192.168.1.1?
- A.
  
  11000000.10101000.00000010.00000001
- B.
  
  00001010.10101000.00000001.00000001
- C.
  
  10101100.00010001.00000001.00000001
- D.
  
  11000000.10101000.00000001.00000001
20.

You have an office network connected to the Internet as shown in the Exhibit. The network has three subnets, all with client computers.The Web1 server on Subnet1 hosts a small website used for treveling employees. Employees must be able to contact the Web server from the Internet. All other hosts on the private network need to have full Internet connectivity for browsing the Web and sending e-mail.On which routers should you configure NAT?
- A.
  
  RouterA, RouterB, and RouterC
- B.
  
  RouterA and RouterC
- C.
  
  RouterB
- D.
  
  RouterA
- E.
  
  RouterC
21.

You would like to use crypto key command to generate a key pair for use with SSH. Which parameters must be set prior to running this command? (Select two.)
- A.
  
  Aaa new-model
- B.
  
  Username
- C.
  
  Hostname
- D.
  
  Transport input ssh
- E.
  
  Ip domain-name
22.

At which layer of the OSI model do network switches operate?
- A.
  
  Network
- B.
  
  Data Link
- C.
  
  Transport
- D.
  
  Physical
23.

You are asked to design a LAN segmentation solution for Company AGH. They have three workgroups, Accounting, Sales, and Service. Most network traffic is localized within the individual workgroups, but some traffic crosses between each group. Company AGH is especially concerned about the security of information within the Accounting department.Which segmentation device meets the needs while providing the most economical and simplest administration?
- A.
  
  Bridge
- B.
  
  Switch
- C.
  
  Hub
- D.
  
  Router
- E.
  
  Gateway
24.

Consider the following IPv6 addresss:FE80:0000:0000:0055:0000:0000:000A:AB00Which of the following are valid shortened forms of this address? (Select two.)
- A.
  
  FE80::0055::000A:AB
- B.
  
  FE80:0000:0000:0055:000A:AB00
- C.
  
  FE80::55:0000:A:AB00
- D.
  
  FE80::55::A:AB
- E.
  
  FE80::55::A:AB00
25.

Your network has been assigned 200.55.6.0 as the network address. You have determined that you need four subnets.Which subnet mask should you use to provide four subnets?
- A.
  
  255.255.255.128
- B.
  
  255.255.255.192
- C.
  
  255.255.255.224
- D.
  
  255.255.255.240
- E.
  
  255.255.255.248
- F.
  
  255.255.255.252