CCNA Quiz Exam: Hardest MCQ!
(156).jpg "CCNA Quiz Exam: Hardest MCQ!")
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- 1.When connectionless protocols are implemented at the lower layers of the OSI model, what is usually used to acknowledge that the data was received and to request the retransmission of missing data?
- A.
IP
- B.
UDP
- C.
Ethernet
- D.
A connectionless acknowledgement
- E.
An upper-layer, connection-oriented protocol or service
- 2.
![Refer to the exhibit. Each media link is labeled. What type of cable should be used to connect the different devices? - ProProfs]( "Refer to the exhibit. Each media link is labeled. What type of cable should be used to connect the different devices?")
Refer to the exhibit. Each media link is labeled. What type of cable should be used to connect the different devices?- A.
Connection 1 - rollover cable Connection 2 - straight-through cable Connection 3 - crossover cable
- B.
Connection 1 - crossover cable Connection 2 - rollover cable Connection 3 - crossover cable
- C.
Connection 1 - straight-through cable Connection 2 - crossover cable Connection 3 - crossover cable
- D.
Connection 1 - straight-through cable Connection 2 - crossover cable Connection 3 - straight-through cable
- E.
Connection 1 - crossover cable Connection 2 - straight-through cable Connection 3 - crossover cable
- 3.Which OSI layer does IP rely on to determine whether packets have been lost and to request retransmission?
- A.
Application
- B.
Presentation
- C.
Session
- D.
Transport
- 4.
![Refer to the exhibit. What is the correct destination socket number for a web page request from Host A to the web server?
- ProProfs]( "Refer to the exhibit. What is the correct destination socket number for a web page request from Host A to the web server?")
Refer to the exhibit. What is the correct destination socket number for a web page request from Host A to the web server?- A.
00-08-a3-b6-ce-46
- B.
198.133.219.25:80
- C.
Http://cisco.com
- D.
C 198.133.219.0/24 is directly connected, FastEthernet0/0
- 5.Which type of media is immune to EMI and RFI?
- A.
10 Base-T
- B.
10 Base-2
- C.
10 Base-5
- D.
100 Base-FX
- E.
100 Base TX
- F.
1000 Base LX
- 6.
![Refer to the exhibit. The command that is shown was issued on a PC. What does the IP address 192.168.33.2
represent?
- ProProfs]( "Refer to the exhibit. The command that is shown was issued on a PC. What does the IP address 192.168.33.2
represent?")
Refer to the exhibit. The command that is shown was issued on a PC. What does the IP address 192.168.33.2 represent?- A.
IP address of the host
- B.
Default gateway of the host
- C.
IP address of the homepage for the host
- D.
Primary domain name server for the host
- E.
IP address of the website resolver1.mooki.local
- 7.
![Refer to the exhibit. The diagram represents the process of sending email between clients. Select the list below that
correctly identifies the component or protocol used at each numbered stage of the diagram.
- ProProfs]( "Refer to the exhibit. The diagram represents the process of sending email between clients. Select the list below that
correctly identifies the component or protocol used at each numbered stage of the diagram.")
Refer to the exhibit. The diagram represents the process of sending email between clients. Select the list below that correctly identifies the component or protocol used at each numbered stage of the diagram.- A.
1.MUA 2.MDA 3.MTA 4.SMTP 5.MTA 6.POP 7.MDA 8.MUA
- B.
1.MUA 2.POP 3.MDA 4.SMTP 5.MTA 6.MDA 7.SMTP 8.MUA
- C.
1.MUA 2.POP 3.SMTP 4.MDA 5.MTA 6.SMTP 7.POP 8.MUA
- D.
1.MDA 2.SMTP 3.MTA 4.SMTP 5.MTA 6.MUA 7.POP 8.MDA
- E.
1.MUA 2.SMTP 3.MTA 4.SMTP 5.MTA 6.MDA 7.POP 8.MUA
- 8.What is true regarding network layer addressing?
- A.
Uses a flat structure
- B.
Prevent broadcasts
- C.
Heirarchical
- D.
Uniquely identifies each host
- E.
48 bits in length
- F.
Contains a network portion
- 9.Which OSI layers offer reliable, connection-oriented data communication services?
- A.
Application
- B.
Presentation
- C.
Session
- D.
Transport
- E.
Network
- 10.
![Examine the graphic with current configurations. Host A in the Clerical offices failed and was replaced. Although a ping
to 127.0.0.1 was successful, the replacement computer can not access the company network. What is the likely cause
of the problem?
- ProProfs]( "Examine the graphic with current configurations. Host A in the Clerical offices failed and was replaced. Although a ping
to 127.0.0.1 was successful, the replacement computer can not access the company network. What is the likely cause
of the problem?")
Examine the graphic with current configurations. Host A in the Clerical offices failed and was replaced. Although a ping to 127.0.0.1 was successful, the replacement computer can not access the company network. What is the likely cause of the problem?- A.
IP address incorrectly entered
- B.
Network cables unplugged
- C.
Subnet mask incorrectly entered
- D.
Network card failure
- 11.
![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 address 0050.7320.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? - ProProfs]( "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 address 0050.7320.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?")
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 address 0050.7320.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?- A.
Leaving host A
- B.
Leaving ATL
- C.
Leaving Dallas
- D.
Leaving NYC
- 12.
![Refer to the exhibit. What two facts can be determined from the information that is given? (Choose two.) - ProProfs]( "Refer to the exhibit. What two facts can be determined from the information that is given? (Choose two.)")
Refer to the exhibit. What two facts can be determined from the information that is given? (Choose two.)- A.
This exchange is part of the three-way handshake.
- B.
The source port indicates that a Telnet session has been initiated.
- C.
The data is flowing from server to client.
- D.
The destination port indicates that an HTTP session has been initiated.
- E.
The data listed is associated with the transport layer.
- F.
The source port does not support communication with the destination port that is listed.
- 13.
![Refer to the exhibit. On the basis of the IP configuration that is shown, what is the reason that Host A and Host B are
unable to communicate outside the local network?
- ProProfs]( "Refer to the exhibit. On the basis of the IP configuration that is shown, what is the reason that Host A and Host B are
unable to communicate outside the local network?")
Refer to the exhibit. On the basis of the IP configuration that is shown, what is the reason that Host A and Host B are unable to communicate outside the local network?- A.
Host A was assigned a network address.
- B.
Host B was assigned a multicast address.
- C.
Host A and Host B belong to different networks.
- D.
The gateway address was assigned a broadcast address.
- 14.Which of the following are the address ranges of the private IP addresses?
- A.
10.0.0.0 to 10.255.255.255
- B.
200.100.50.0 to 200.100.25.255
- C.
150.150.0.0 to 150.150.255.255
- D.
172.16.0.0 to 172.31.255.255
- E.
192.168.0.0 to 192.168.255.255
- F.
127.16.0.0 to 127.31.255.255
- 15.Which combination of network id and subnet mask correctly identifies all IP addresses from 172.16.128.0 through 172.16.159.255?
- A.
172.16.128.0 255.255.255.224
- B.
172.16.128.0 255.255.0.0
- C.
172.16.128.0 255.255.192.0
- D.
172.16.128.0 255.255.224.0
- E.
172.16.128.0 255.255.255.192
- 16.Which password is automatically encrypted when it is created?
- A.
Vty
- B.
Aux
- C.
Console
- D.
Enable secret
- E.
Enable password
- 17.Which three statements characterize the transport layer protocols? (Choose three.)
- A.
TCP and UDP port numbers are used by application layer protocols.
- B.
TCP uses port numbers to provide reliable transportation of IP packets.
- C.
UDP uses windowing and acknowledgments for reliable transfer of data.
- D.
TCP uses windowing and sequencing to provide reliable transfer of data.
- E.
TCP is a connection-oriented protocol. UDP is a connectionless protocol.
- 18.When must a router serial interface be configured with the clock rate command?
- A.
When the interface is functioning as a DTE device
- B.
When the interface timers have been cleared
- C.
When the connected DTE device is shut down
- D.
When the interface is functioning as a DCE device
- 19.Which two functions of the OSI model occur at layer two?
- A.
Physical addressing
- B.
Encoding
- C.
Routing
- D.
Cabling
- E.
Media access control
- 20.A routing issue has occurred in your internet work. Which of the following type of devices should be examined to isolate this error?
- A.
Access point
- B.
Host
- C.
Hub
- D.
Router
- E.
Switch
- 21.
![Refer to the exhibit. With the router running NAT, what IP addresses can be applied to the computer to allow access to the Internet? (Choose three.) - ProProfs]( "Refer to the exhibit. With the router running NAT, what IP addresses can be applied to the computer to allow access to the Internet? (Choose three.)")
Refer to the exhibit. With the router running NAT, what IP addresses can be applied to the computer to allow access to the Internet? (Choose three.)- A.
192.168.18.38
- B.
192.168.18.48
- C.
192.168.18.49
- D.
192.168.18.52
- E.
192.168.18.59
- F.
192.168.18.63
- 22.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
- A.
The entries specify three Telnet lines for remote access.
- B.
The entries specify four Telnet lines for remote access.
- C.
The entries set the console and Telnet password to "c13c0".
- D.
Telnet access will be denied because the Telnet configuration is incomplete.
- E.
Access will be permitted for Telnet using "c13c0" as the password.
- 23.As a network administrator, what is the subnet mask that allows 510 hosts given the IP address 172.30.0.0?
- A.
255.255.0.0
- B.
255.255.248.0
- C.
255.255.252.0
- D.
255.255.254.0
- E.
255.255.255.0
- F.
255.255.255.128
- 24.
![Refer to the exhibit. A network administrator remotely accesses the CLI of RouterB from PC1 using Telnet. Which
statement is true about this connection? - ProProfs]( "Refer to the exhibit. A network administrator remotely accesses the CLI of RouterB from PC1 using Telnet. Which
statement is true about this connection?")
Refer to the exhibit. A network administrator remotely accesses the CLI of RouterB from PC1 using Telnet. Which statement is true about this connection?- A.
The data is automatically encrypted.
- B.
A Telnet server process is running on PC1.
- C.
The connection is made through a VTY session on the router.
- D.
A GET request was sent to RouterB to retrieve data during this session.
- 25.
![Refer to the exhibit. Cable 1 and cable 2 have the ends wired for specific physical layer requirements. The table lists
each segment by number and the cable which has been installed by the network technician between the network
components on that segment. From the data given, which segments have the correct cable installed? (Choose three.)
segment1
segment2 - ProProfs]( "Refer to the exhibit. Cable 1 and cable 2 have the ends wired for specific physical layer requirements. The table lists
each segment by number and the cable which has been installed by the network technician between the network
components on that segment. From the data given, which segments have the correct cable installed? (Choose three.)
segment1
segment2")
Refer to the exhibit. Cable 1 and cable 2 have the ends wired for specific physical layer requirements. The table lists each segment by number and the cable which has been installed by the network technician between the network components on that segment. From the data given, which segments have the correct cable installed? (Choose three.) segment1 segment2- A.
Segment. From the data given, which segments have the correct cable installed? (Choose three.) segment1
- B.
Segment2
- C.
Segment3
- D.
Segment4
- E.
Segment5
.jpg "Refer to the exhibit. A network administrator remotely accesses the CLI of RouterB from PC1 using Telnet. Which
statement is true about this connection?")
.png "Refer to the exhibit. Cable 1 and cable 2 have the ends wired for specific physical layer requirements. The table lists
each segment by number and the cable which has been installed by the network technician between the network
components on that segment. From the data given, which segments have the correct cable installed? (Choose three.)
segment1
segment2")
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