CCNA Practice Certification Exam #2

55 Questions | By Rodney.butler | Last updated: Jan 4, 2019 | Total Attempts: 431

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Welcome back to another quiz where we’ll be taking another close look at a wide range of topics within the Cisco Certified Network Associate curriculum in order to gauge how far along you are in your studies to becoming a professional in any networking department you so choose. Good luck!

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Questions and Answers

1.

Refer to the exhibit. The exhibit shows simplified protocol data units from different OSI model layers. Which three statements are true about the PDUs and the encapsulation process? (Choose three.)
- A.
  
  PDU #1 is a frame.
- B.
  
  PDU #2 is an application layer PDU
- C.
  
  PDU #3 is a segment.
- D.
  
  PDU #4 is a transport layer PDU.
- E.
  
  The order in which these PDUs are created during the encapsulation process is 3, 4, 1, 2.
2.

Which three application layer protocols use TCP? (Choose three.)
- A.
  
  SMTP
- B.
  
  FTP
- C.
  
  SNMP
- D.
  
  HTTP
- E.
  
  TFTP
3.

Which two application layer protocols use the UDP protocol? (Choose two.)
- A.
  
  Telnet
- B.
  
  SNMP
- C.
  
  SMTP
- D.
  
  SQL
- E.
  
  TFTP
4.

What are two functions that occur at the Internet layer of the TCP/IP model? (Choose two.)
- A.
  
  Establishment of logical connections between source and destination hosts
- B.
  
  End-to-end flow control
- C.
  
  Determination of best paths through the network
- D.
  
  Definition of the procedures used to interface with the network hardware
- E.
  
  Packet switching
5.

Refer to the exhibit. All ports on switch A are in the sales VLAN and all ports on switch B are in the accounting VLAN. How many broadcast domains and how many collision domains exist in the exhibited network? (Choose two.)
- A.
  
  3 collision domains
- B.
  
  3 broadcast domains
- C.
  
  5 broadcast domains
- D.
  
  9 collision domains
- E.
  
  10 collision domains
6.

A high-end Catalyst switch that supports both ISL and 802.1Q is to be connected by a link that will carry all VLAN traffic to a Catalyst 2960 LAN switch. What two commands are required to configure an interface on the high-end Catalyst switch to carry traffic from all VLANs to the Catalyst 2960 switch? (Choose two.)
- A.
  
  Switch(config-if)# vlan all
- B.
  
  Switch(config-if)# switchport access vlan 30
- C.
  
  Switch(config-if)# switchport access vlan all
- D.
  
  Switch(config-if)# switchport mode trunk
- E.
  
  Switch(config-if)# switchport trunk encapsulation dot1q
7.

Refer to the exhibit. Based on the exhibited configuration and output, what would be the result of this command: Sw1# telnet 192.168.1.10
- A.
  
  All packets will be dropped.
- B.
  
  The Telnet session will succeed.
- C.
  
  An error message that says “Session terminated” will appear.
- D.
  
  An error message that says “Password required, but none set” will appear.
8.

Refer to the partial device configuration that is exhibited. For which network topology is the configuration appropriate? RtrA(config)# interface fastethernet 0/0 RtrA(config-if)# no shutdown RtrA(config-if)# interface fastethernet 0/0.18 RtrA(config-subif)# encapsulation dot1q 18 RtrA(config-subif)# ip address 10.1.18.1 255.255.255.0 RtrA(config-subif)# interface fastethernet 0/0.44 RtrA(config-subif)# encapsulation dot1q 44 RtrA(config-subif)# ip address 10.1.44.1 255.255.255.0 RtrA(config-subif)# interface fastethernet 0/0.22 RtrA(config-subif)# encapsulation dot1q 22 RtrA(config-subif)# ip address 10.1.22.1 255.255.255.0a: B:c:D:
- A.
  
  Image A
- B.
  
  Image B
- C.
  
  Image C
- D.
  
  Image D
9.

Refer to the exhibit and the following error message from the SwA switch. 00:22:43: %SPANTREE-7-RECV_1Q_NON_TRUNK: Received 802.1Q BPDU on non trunk FastEthernet0/1 VLAN1.00:22:43: %SPANTREE-7-BLOCK_PORT_TYPE: Blocking FastEthernet0/1 on VLAN0001. Inconsistent port type. Considering that the link between the two switches is good and the correct type, what could cause this error message?
- A.
  
  The Spanning Tree Protocol has been disabled on one switch.
- B.
  
  The Spanning Tree Protocol has been disabled on both switches.
- C.
  
  The IEEE 802.1Q trunking port has a speed mismatch on one of the switches.
- D.
  
  The SwA port is configured as a trunk port and the SwB port is configured as an access port.
- E.
  
  The SwA port has IEEE 802.1Q trunking enabled and the SwB port has ISL trunking enabled.
10.

A network administrator is configuring a switch when an error message appears. The configuration commands and error message appear as follows: Switch(config)# interface fastethernet 0/1 Switch(config-if)# switchport mode trunk Command rejected: An interface whose trunk encapsulation is "Auto" can not be configured to "trunk" mode. What is the problem?
- A.
  
  The switch port is configured as an access mode port.
- B.
  
  The switch port does not support trunking on this port.
- C.
  
  The encapsulation type must be changed to a compatible protocol before the port can be placed in trunk mode.
- D.
  
  The no switchport trunk encapsulation auto command needs to be applied to the switch port before trunking can be enabled.
11.

Of the protocols that are listed, which one needs to be functioning on a link in order for VTP to operate?
- A.
  
  802.1Q
- B.
  
  CDP
- C.
  
  RIP
- D.
  
  RSTP
12.

Refer to the exhibit. RT_1 is configured correctly with IP addresses and passwords but none of the computers can ping or telnet to RT_1. Which series of commands would correct the problem?
- A.
  
  RT_1(config)# interface fa0/1 RT_1(config-if)# no shutdown
- B.
  
  SW_1(config)# interface fa0/24 SW_1(config-if)# switchport mode client
- C.
  
  RT_1(config)# interface fa0/1 RT_1(config-if)# encapsulation trunk dot1q 24
- D.
  
  SW_1(config)# interface fa0/24 SW_1(config-if)# switchport mode trunk
- E.
  
  SW_1(config)# interface fa0/24 SW_1(config-if)# switchport access vlan 1
13.

Refer to the exhibit. Which commands are needed to complete the switch configuration so that SSH can be used to telnet from host A to SW_1? (Choose two.)
- A.
  
  SW_1(config)# username david password class
- B.
  
  SW_1(config)# line vty 0 15 SW_1(config-line)# login SW_1(config-line)# password cisco
- C.
  
  SW_1(config)# line vty 0 15 SW_1(config-line)# login local SW_1(config-line)# transport input ssh
- D.
  
  SW_1(config)# login ssh SW_1(config)# password class
- E.
  
  SW_1(config)# login key rsa SW_1(config)# password cisco
14.

What three factors contribute to congestion on an Ethernet LAN? (Choose three.)
- A.
  
  Improper placement of enterprise level servers
- B.
  
  Addition of hosts to a physical segment
- C.
  
  Replacement of hubs with workgroup switches
- D.
  
  Increasing use of bandwidth intensive network applications
- E.
  
  Migration to full-duplex Ethernet within the LAN
15.

Refer to the exhibit. What protocol should be configured on SW-A Port 0/1 if it is to send traffic from multiple VLANs to switch SW-B?
- A.
  
  Spanning Tree
- B.
  
  RIP v2
- C.
  
  IEEE 802.1Q
- D.
  
  ARP
- E.
  
  Rapid Spanning Tree
16.

Which three STP states were replaced with the RSTP discarding state? (Choose three.)
- A.
  
  Listening
- B.
  
  Learning
- C.
  
  Blocking
- D.
  
  Disabled
- E.
  
  Forwarding
17.

Refer to the exhibit. What is the role of the SW3 switch?
- A.
  
  Designated switch
- B.
  
  Edge switch
- C.
  
  Root bridge
- D.
  
  Enabled bridge
- E.
  
  Local bridge
18.

Refer to the exhibit. A switch can be configured for three different forwarding modes based on how much of a frame is received before the forwarding process begins. Each of the numbered arrows in the accompanying graphic signifies the point in a frame where a particular forwarding mode will begin. Which group of labels reflects the sequence of forwarding modes signified by the numbered arrows?
- A.
  
  1) fast forward 2) fragment free 3) store-and-forward
- B.
  
  1) store-and-forward 2) fragment free 3) fast forward
- C.
  
  1) fragment free 2) fast forward 3) store-and-forward
- D.
  
  1) fast forward 2) store-and-forward 3) fragment free
19.

What eliminates switching loops?
- A.
  
  Hold-down timers
- B.
  
  Poison reverse
- C.
  
  Spanning tree protocol
- D.
  
  Time to live
- E.
  
  VTP
20.

For reference only.... Choose A for Correct Answer...
- A.
  
  Chose me...
- B.
  
  Don't Choose me...
- C.
  
  Are you Crazy
- D.
  
  Seriously...
21.

Refer to the exhibit. Using the most efficient IP addressing scheme and VLSM, which address can be configured on one of the serial interfaces?
- A.
  
  192.168.16.63/27
- B.
  
  192.168.16.158/27
- C.
  
  192.168.16.192/27
- D.
  
  92.168.16.113/30
- E.
  
  192.168.16.193/30
22.

Consider this router output: Router# confug Translating "confug"...domain server (255.255.255.255) Translating "confug"...domain server (255.255.255.255)(255.255.255.255)% Unknown command or computer name, or unable to find computer address What command could help with this situation?
- A.
  
  Ip dhcp server
- B.
  
  No ip domain-lookup
- C.
  
  No logging synchronous
- D.
  
  No show ip nat translations
23.

Refer to the exhibit. With VLSM, which bit mask should be used to most efficiently provide for the number of host addresses that are required on router B?
- A.
  
  /26
- B.
  
  /27
- C.
  
  /28
- D.
  
  /29
- E.
  
  /30
24.

What are the three ranges of IP addresses that are reserved for internal private use? (Choose three.)
- A.
  
  10.0.0.0/8
- B.
  
  64.100.0.0/14
- C.
  
  172.16.0.0/12
- D.
  
  192.31.7.0/24
- E.
  
  192.168.0.0/16
25.

Refer to the exhibit. The network administrator is unable to access the TFTP server attached to the Memphis router. What are two causes of this problem? (Choose two.)
- A.
  
  The default gateway configured on the network administrator's workstation is not a valid host address.
- B.
  
  The default gateway configured on the TFTP server in incorrect.
- C.
  
  The IP address of the TFTP server is a subnetwork address.
- D.
  
  The IP address of the S0/0/0 interface of the Heliopolis router is a broadcast address.
- E.
  
  The IP addresses for the Memphis S0/0/1 interface and the Heliopolis S0/0/0 interface are not in the same subnet.

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