Test your basic knowledge |

CCNA - 2

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. In an IPv4 environment - what information is used by the router to forward data packets from one interface of a router to another?
Destination Network Address
Host uses a default route to transfer data to host outside the local network when no other route to the destination exists.
Logical Link Control sublayer
Wireless

2. What command will you use to place the router into the correct mode to configure an appropiate interface to connect a LAN?
Router(config)# interface FastEthernet 0/1
Source Port
Identify processes or services that are communicating with end devices.
The MAC protocol can be very simple.

3. If you want to connect 4 hosts in a home network - what would be the best deviced to be used?
Supports error detection.
To enable a receiving host to forward the data to the appropriate application.
Flash
Switch

4. An admin needs to keep contents private - which access method should he use?
Network Layer Packet
It has expanded adressing capabilities.
SSH
Console interface

5. Default Gateway is incorrect on the host - What is the impact on the communications?
A. application b. presentation c. session d. transmision e. network f. data link g. physical
Identify processes or services that are communicating with end devices.
A. servers b. routers c. network printers
The host can communicate w/ other hosts in the local network but is unable to communicate w/ hosts on the other networks.

6. What do end devices do?
Originate data flow.
A. router b. firewall
Collisions can decrease network performance.
Destination Network Address

7. What is the primary reason for developing IPv6?
Network address
MAC
It has expanded adressing capabilities.
A random delay helps prevent the stations from experiencing another collision during transmission.

8. In a connectionless system - What is correct?
Destination is not contacted before a packet is sent.
Host A
Network address
Wireless

9. If you have a PC - 3 routers and a Laptop... How many unique CRC calculation will take place as traffic routes from the PC to the Laptop?
A. geographic scope of the network b. physical layer implementation c. number of hosts to be interconnected
8
A. non-deterministic b. less overhead c. collisions exist
Any device whose backoff timer expires first.

10. statements of IP adressing
A. private addresses are blocked from public internet by routers b. the ip address 127.0.0.1 is the loopback - directs traffic to itself
A. netstat -r b. route PRINT
A. show startup-config b. show running-config
Rollover cable

11. Which portion of the network layer address does a router use to forward packets?
Network portion
Transport
A. identifies pieces of data as part of the same communication b. ensures the data pieces can be directed to the correct receiving end device
A. geographic scope of the network b. physical layer implementation c. number of hosts to be interconnected

12. If you have a full-duplex operational network - what can happen?
No collisions will occur on this link.
Is used by the server to resolve names.
Source and Destination IP address
The host can communicate w/ other hosts in the local network but is unable to communicate w/ hosts on the other networks.

13. When a device is moved from one network to the other...?
A. the device will still operate at the same Layer 2 address (the address it had before) b. Layer 3 address must me reassigned for it to communicate w/ the network
A backbone cable.
A. decentralized resources b. resource sharing w/o a dedicated server
0 to 1023

14. What layer encapsulates segments into packets?
Network Layer
A. router discards the packet b. router forwards the packet out the interface indicated in the route entry
Show Interfaces
A. geographic scope of the network b. physical layer implementation c. number of hosts to be interconnected

15. If there are potential electrical and/or electromagnetic hazards - what type of media is recommended for backbone cabling?
A. copper UTP b. optical fiber
Fiber
Flash
A. determine pathways for data b. retrieve and retransmit data signals c. manage data flows

16. What are 2 commands used to view a host routing table?
A. the device will still operate at the same Layer 2 address (the address it had before) b. Layer 3 address must me reassigned for it to communicate w/ the network
2046
Console interface
A. netstat -r b. route PRINT

17. 3 characteristics of valid Ethernet Layer 2 addresses
A. the router will discard the packet b. the router will send a time exceeded message to the source host
A. 48 binary bits in length b. physical addresses c. represented in a hexadecimal format
Network Media Control
255.255.255.0

18. What type of routing uses information that is manually entered into the routing table?
It provides for the exchange of data over a common local media.
Fiber
TCP initializes the sequence numbers for the sessions.
Static

19. What networking devices are recommended to be assigned static IP addresses?
FTP
A. show startup-config b. show running-config
A. servers b. routers c. network printers
Rollover cable

20. Statements that describe LAN
A. if destination network is directly connected - router forwards packet to destination host b. if no route exists for the destination and the default route is present - packet if fowarded to the next-hop c. if the originating host has a default gate
A. identifies the communicating applications b. identifies multiple conversations between the hosts
A. physical layer b. DLL layer
A. located in a single geographical area b. administered by a single organization c. each end is connected to a Telecommunication Service Provider (TSP)

21. What type of network cable is used between a terminal and a console port?
Rollover cable
TCP initializes the sequence numbers for the sessions.
Host2 sends a segment to Host1 with: ACK flag = 1 SYN flag = 1
Destination Network Address

22. After an ethernet collision - which device has priority to transmit data?
Static
A default gateway (router).
Console interface
Any device whose backoff timer expires first.

23. What is the function of the DLL?
Network Media Control
It provides for the exchange of data over a common local media.
A. ethernet utilizes CSMA/CD b. defined as placement of data frames on the media c. DLL protocols define the rules for access to different media
Application Layer

24. What is a characteristic of a single-mode fiber-optic cable?
Network Layer Packet
It uses lasers as the light source.
Wireless
A. identifies network layer protocol b. makes the connection w/ the upper layers c. insulates network layer protocols from changes in physical equipment

25. 3 statements about routes and their use
Time-to-live (TTL)
Twisting of the cables
A. if destination network is directly connected - router forwards packet to destination host b. if no route exists for the destination and the default route is present - packet if fowarded to the next-hop c. if the originating host has a default gate
SMB

26. What are 2 common characteristics associated w/ dynamic routing protocols?
A. show startup-config b. show running-config
A. provide routers w/ up-to-date routing tables b. consume bandwidth to exchange route info
RJ-45
A random delay helps prevent the stations from experiencing another collision during transmission.

27. 3 functions of the upper data link sublayer in the OSI model
A. DNS b. SMTP c. POP
As the commands are entered.
A. media sharing b. logical topology
A. identifies network layer protocol b. makes the connection w/ the upper layers c. insulates network layer protocols from changes in physical equipment

28. What is the purpose of the TCP/IP Network Application Layer?
A. larger address space b. data types and classes of service c. authentication and encryption
They must wait until the first hosts finish transfering the media.
Network Media Control
A default gateway (router).

29. Which device is used to create or divide broadcast domains?
Router
Network
Rollover cable
SMB

30. 2 characteristics of clients in data networks
FTP
A. they initiate data exchanges b. they may upload data to servers
A. 48 binary bits in length b. physical addresses c. represented in a hexadecimal format
Host A

31. 3 terms that define the forms of help available within the Cisco IOS
A. hot keys b. context-sensitive c. command syntax check
Rollover cable
FTP
A. non-deterministic b. less overhead c. collisions exist

32. What are 2 layers of the OSI model that have the same functions as the TCP/IP Network Application Layer?
A. goodput b. throughput c. bandwidth
A. define structure of layer specific PDUs b. outline the functions necessary for communication between layers c. require layer dependent capsulations
A. Physical b. Data Link
A. Cat5 UTP b. Cat6 UTP

33. What command can be used to determine if the router has experienced any input or output errors?
Create signals that represent the bits in each frame for the media.
Physical
2046
Show Interfaces

34. 3 primary functions of the data link layer encapsulation
A. addressing b. error detection c. frame delimiting
Static
They must wait until the first hosts finish transfering the media.
MAC

35. 3 properties of peer-2-peer applications
OTDR
A. next-hop b. metric/interface c. destination network address
A. geographic scope of the network b. physical layer implementation c. number of hosts to be interconnected
A. acts as both client and server w/ same communication b. hybrid mode includes a centralized directory of files c. can be used in client-server networks

36. What is an automated service that matches resource names w/ required IP addresses?
DNS
A. DB 60 b. Winchester 15-pin c. smart serial
A. identifies pieces of data as part of the same communication b. ensures the data pieces can be directed to the correct receiving end device
Network Layer

37. An admin wants to evaluate all traffic in a network. To ensure that all packets are captured - what network device should be used?
A. automatic detection and negotiating of MDI/MDIX operation of the port b. enabling the mechanism to electrically swap the transmit and receive pairs
Hub
Source Port
A. ethernet utilizes CSMA/CD b. defined as placement of data frames on the media c. DLL protocols define the rules for access to different media

38. What is the name of the application layer protocol used for file sharing on Microsoft Networks?
A. physical layer b. DLL layer
SMB
FTP
Console

39. 2 functions of encapsulation
Router(config)# interface FastEthernet 0/1
A. identifies pieces of data as part of the same communication b. ensures the data pieces can be directed to the correct receiving end device
To prevent the receiver from being overwhelmed by incoming data.
Source and Destination Ports

40. Which OSI model layer is responsible for regulating the flow of information from source to destination - reliably and accurately?
A. greater distances per cable run b. limited susceptibility to EMI/RFI c. greater bandwidth potential
Create signals that represent the bits in each frame for the media.
A. identifies pieces of data as part of the same communication b. ensures the data pieces can be directed to the correct receiving end device
Transport

41. What does the IEEE 802.2 standard represent in Ethernet technologies?
Hosts return to listen-before-transmit mode.
It provides interface between applications on either end of the network.
Logical Link Control sublayer
Wireless

42. If the router says: 'Switch-East4#' What identifies the CLI mode represented?
RJ-45
A. receives emails from clients MUA b. uses SMTP to route email between servers c. passes email to MDA for final delivery
A. larger address space b. data types and classes of service c. authentication and encryption
A. enable mode b. priviledge executive mode

43. What is the role of the OSI Application Layer?
80 (HTTP)
Flash
It provides interface between applications on either end of the network.
Identify the device that allows local network computers to communicate w/ devices in other networks.

44. What is a drawback of the CSMA/CD access method?
Collisions can decrease network performance.
It reduces unnecessary broadcasts.
A. flow control b. session establishment c. numbering and sequencing
A. not affected by EMI of RFI b. most expensive type of LAN cabling

45. There are 4 different hosts connected to a hub - media is being transfered between 2 of them but the other 2 will also like to transfer media. What must the latest hosts do to transfer the media?
It provides interface between applications on either end of the network.
They must wait until the first hosts finish transfering the media.
8
Fiber

46. What do you need to use for an initial configuration on a Cisco router?
OTDR
Router
Is used by the server to resolve names.
Console interface

47. When a network service fails - which port is most often used to access a router for management purposes?
Console
Logical Link Control sublayer
OTDR
Source and Destination Ports

48. 2 common methods for settin a UTP ethernet port to MDI or MDIX?
A. 48 binary bits in length b. physical addresses c. represented in a hexadecimal format
A. automatic detection and negotiating of MDI/MDIX operation of the port b. enabling the mechanism to electrically swap the transmit and receive pairs
32 bits
It uses lasers as the light source.

49. What can you identify when you examine the Network Layer header?
A. security is difficult to enforce b. if one of the computers is responding to file sharing requests - that computer is functioning as a server
Source and Destination IP address
Identify the device that allows local network computers to communicate w/ devices in other networks.
The destination host address.

50. What is PDU?
Is a layer of specific encapsulation.
8
A. decentralized resources b. resource sharing w/o a dedicated server
It reduces unnecessary broadcasts.

Sorry!:) No result found.

Can you answer 50 questions in 15 minutes?

Major Subjects
Tests & Exams AP CLEP DSST GRE SAT GMAT	Certifications CISSP go to https://www.isc2.org/ PMP ITIL RHCE MCTS More...	IT Skills Android Programming Data Modeling Objective C Programming Basic Python Programming Adobe Illustrator More...	Business Skills Advertising Techniques Business Accounting Basics Business Strategy Human Resource Management Marketing Basics More...
Soft Skills Body Language People Skills Public Speaking Persuasion Job Hunting And Resumes More...	Vocabulary GRE Vocab SAT Vocab TOEFL Essential Vocab Basic English Words For All Global Words You Should Know Business English More...	Languages AP German Vocab AP Latin Vocab SAT Subject Test: French Italian Survival Norwegian Survival More...	Engineering Audio Engineering Computer Science Engineering Aerospace Engineering Chemical Engineering Structural Engineering More...
Health Sciences Basic Nursing Skills Health Science Language Fundamentals Veterinary Technology Medical Language Cardiology Clinical Surgery More...	English Grammar Fundamentals Literary And Rhetorical Vocab Elements Of Style Vocab Introduction To English Major Complete Advanced Sentences Literature Homonyms More...	Math Algebra Formulas Basic Arithmetic: Measurements Metric Conversions Geometric Properties Important Math Facts Number Sense Vocab Business Math More...	Other Major Subjects Science Economics History Law Performing-arts Cooking Logic & Reasoning Trivia

Test your basic knowledge |

CCNA - 2

Sorry!:) No result found.

Can you answer 50 questions in 15 minutes?

Let me suggest you:

Browse all subjects

Browse all tests

Most popular tests

Major Subjects

Tests & Exams

Certifications

IT Skills

Business Skills

Soft Skills

Vocabulary

Languages

Engineering

Health Sciences

English

Math

Other Major Subjects

Browse all subjects

Browse all tests

Most popular tests