CCNA Exam 640-802 (Part 1) Practice Test
This is a CCNA EXAM 640-802 (Part 1) Practice Test. For those in the business of information technology, the Cisco Certified Network Associate (CCNA) is an important certification that gives you a firm understanding of fundamental networking principles and the ability to design your networks using a wide range of equipment. Do you know enough to pass the exams already?
- 1.Both switches and hubs are being utilized within the Certkiller network. Which of the following is true regarding the use of switches and hubs for network connectivity in this network?
- A.
A. Switches take less time to process frames than hubs take
- B.
B. Hubs can filter frames
- C.
C. Switches do not forward broadcasts
- D.
D. Switches increase the number of collision domains in the network
- E.
E. Using hubs can increase the amount of bandwidth available to hosts
- 2.Which one of the following characteristics is true regarding the use of hubs and switches?
- A.
Hubs can have their ports be configured with VLANs
- B.
Using hubs is costly with regard to bandwidth availability.
- C.
Switches can not forward broadcasts.
- D.
Switches are more efficient than hubs in processing frames.
- E.
Switches increase the number of collision domains in the network.
- 3.When comparing and contrasting the similarities and differences between bridges and switches, which of the following are valid statements? Choose all the valid answer choices)
- A.
Bridges are faster than switches because they have fewer ports.
- B.
A switch is a multiport bridge,
- C.
Bridges and switches learn MAC addresses by examining the source MAC address of each frame received.
- D.
A bridge will forward a broadcast but a switch will not.
- E.
Bridges and switches increase the size of a collision domain.
- 4.Which of the following correctly describe the various functions and virtues of a router? (Select all valid answer choices)
- A.
Packet switching
- B.
Collision prevention on a LAN segment.
- C.
Packet filtering
- D.
Broadcast domain enlargement
- E.
Internetwork communication
- 5.The LAN needs are expanding at the Certkiller corporate office, which is quickly growing. You are instructed to enlarge the area covered by a single LAN segment on the Certkiller network. Which of the following are layer 1 devices that you can use? (Choose all that apply.)
- A.
A switch
- B.
A router
- C.
A network adapter card
- D.
A hub
- E.
A repeater
- 6.Cisco is the leader in the router market space. What basic functions do their routers perform in a network? (Choose two)
- A.
The microsegmentation of broadcast domains
- B.
Path selection
- C.
Packet switching
- D.
Bridging between LAN segments
- E.
VLAN membership assignment
- 7.Both bridges are switches are being used throughout the Certkiller LAN. Which of the following statements are true regarding bridges and switches in this network? (Choose 3)
- A.
Switches are primarily software based while bridges are hardware based.
- B.
Switches usually have a higher number of ports than most bridges.
- C.
Bridges are frequently faster than switches.
- D.
Both bridges and switches forward Layer 2 broadcasts.
- E.
Both bridges and switches make forwarding decisions based on Layer 2 addresses.
- 8.As a network administrator, you will need to decide on the appropriate network devices to use. Which of the following correctly describes the roles of devices in a WAN? (Choose three)
- A.
A CSU/DSU terminates a digital local loop.
- B.
A router is commonly considered a DCE device.
- C.
A modem terminates an analog local loop.
- D.
A router is commonly considered a DTE device.
- E.
A modem terminates a digital local loop.
- 9.The Certkiller network administrator needs to determine what LAN devices to install on the Certkiller network. What are two advantages of using Layer 2 Ethernet switches over hubs? (Choose two)
- A.
Allowing simultaneous frame transmissions
- B.
Increasing the size of broadcast domains
- C.
Increasing the maximum length of UTP cabling between devices
- D.
Filtering frames based on MAC addresses
- E.
Decreasing the number of collision domains
- 10.CDP is being used throughout the Certkiller network. What are two reasons why the Certkiller network administrator would use CDP? (Choose two)
- A.
To determine the status of network services on a remote device
- B.
To obtain the IP Address of a connected device in order to telnet to the device
- C.
To verify the type of cable interconnecting two devices
- D.
To verify Layer 2 connectivity between two devices when Layer 3 fails
- E.
To obtain VLAN information from directly connected switches
- 11.CDP is running between two Certkiller devices. What information is supplied by CDP? (Select three)
- A.
Device Identifiers
- B.
Capabilities list
- C.
Platform
- D.
Route identifier
- E.
Neighbor traffic data
- 12.
Two Certkiller offices are connected as shown below:Two buildings on the London campus of a the Certkiller corporation must be connected to use Ethernet with a bandwidth of at least 100 Mbps. Certkiller is concerned about possible problems from voltage potential differences between the two buildings. Which media type should be used for the connection?- A.
Coaxial cable
- B.
Fiber optic cable
- C.
UTP cable
- D.
STP cable
- E.
None of the above
- 13.
Refer to the Certkiller network shown below: You work as a network technician at Certkiller .com. Please study the exhibit carefully. Based on the information shown above, what is needed to allow host Certkiller 1 to ping host Certkiller 2?
- A.
A crossover cable connecting the switches
- B.
A backbone switch connecting the switches with either fiber optic or straight-through cables
- C.
A straight-through cable connecting the switches
- D.
A CSU/DSU connected to the switches with straight-through cables
- E.
A router connected to the switches with straight-through cables
- 14.As a CCNA candidate, you must know the various layers of the OSI model. At which layers of the OSI Model do Wide Area Networks operate in? (Choose two)
- A.
Physical Layer
- B.
Datalink Layer
- C.
Network Layer
- D.
Session Layer
- E.
Transport Layer
- 15.While troubleshooting a connectivity problem on the network, you issue the ping command from your PC command prompt, but the output shows "request times out." At which OSI layer is this problem associated with?
- A.
The data link layer
- B.
The application layer
- C.
The access layer
- D.
The session layer
- E.
The network layer
- 16.You download a file from an FTP site on the Internet. What is the highest layer in the OSI model used in this FTP operation?
- A.
Application
- B.
Presentation
- C.
Session
- D.
Transport
- E.
Internet
- 17.A host computer has been correctly configured with a static IP address, but the default gateway is incorrectly set. Which layer of the OSI model will be first affected by this configuration error?
- A.
Layer 1
- B.
Layer 2
- C.
Layer 3
- D.
Layer 4
- E.
Layer 5
- 18.Which layer of the OSI reference model is responsible for ensuring reliable end-to-end delivery of data?
- A.
Application
- B.
Presentation
- C.
Session
- D.
Transport
- E.
Network
- 19.At which OSI layer is a logical path created between two host systems named CK1 and CK2 on the Certkiller LAN?
- A.
Physical
- B.
Session
- C.
Data link
- D.
Transport
- E.
Network
- 20.Which OSI layer is associated with the following: The acknowledgement of transmissions, sequencing, and flow control across a network?
- A.
Layer 2
- B.
Layer 3
- C.
Layer 4
- D.
Layer 5
- E.
Layer 6
- 21.Which OSI layer header contains the address of a destination host that is on another network?
- A.
Application
- B.
Presentation
- C.
Session
- D.
Transport
- E.
Network
- 22.Which of the following correctly describe steps in the OSI data encapsulation process? (Choose two)
- A.
The presentation layer translates bits into voltages for transmission across the physical link.
- B.
The transport layer divides a data stream into segments and adds reliability and flow control information.
- C.
Packets are created when the network layer adds Layer 3 addresses and control information to a segment.
- D.
The data link layer adds physical source and destination addresses and an FCS to the segment.
- E.
Packets are created when the network layer encapsulates a frame with source and destination host addresses and protocol-related control information.
- 23.When files are transferred between a host and an FTP server, the data is divided into smaller pieces for transmission. As these pieces arrive at the destination host, they must be reassembled to reconstruct the original file. What provides for the reassembly of these pieces into the correct order?
- A.
The sequence number in the TCP header
- B.
The Start Frame Delimiter in the 802.3 Preamble
- C.
The TTL in the IP header
- D.
The acknowledgement number in the segment header
- E.
The frame check sequence in the Ethernet frame trailer
- 24.
What data structure is described in the exhibit shown above?
- A.
IP datagram
- B.
TCP segment
- C.
Ethernet frame
- D.
UDP datagram
- E.
FDDI frame
- 25.
Part of the Certkiller network is displayed below:Study the exhibit shown above. Host Certkiller A has established a connection with the Certkiller II server attached to interface E0 of the Certkiller 2 router. Which of the following statements describe the information contained in protocol data units sent from Host Certkiller to Certkiller II? (Choose three)
- A.
The destination port number in a segment header will have a value of 80
- B.
The destination IP address of a packet will be the IP address of the E0 interface of the Certkiller 1 router
- C.
The destination IP address of a packet will be the IP address of the network interface of the Certkiller II server
- D.
The destination address of a frame will be the MAC address of the E0 interface of Certkiller 1 router
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