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. What do end devices do?
Originate data flow.
As the commands are entered.
Rollover cable
Console

2. What is the primary reason for developing IPv6?
The magnetic field around the adjacent pairs of wire.
It has expanded adressing capabilities.
The destination host address.
Rollover cable

3. What is the purpose of a default gateway?
Identify the device that allows local network computers to communicate w/ devices in other networks.
A. located in a single geographical area b. administered by a single organization c. each end is connected to a Telecommunication Service Provider (TSP)
A. minimizing of collisions b. division into broadcast domains
Identify processes or services that are communicating with end devices.

4. Intermediary devices used to implement security between networks
The address of the router that the host will use to 'get to the other side'.
A. router b. firewall
Identify processes or services that are communicating with end devices.
Host mobility

5. 3 protocols that operate in the application layer
The host can communicate w/ other hosts in the local network but is unable to communicate w/ hosts on the other networks.
A. DNS b. SMTP c. POP
A. application b. services
A. geographic scope of the network b. physical layer implementation c. number of hosts to be interconnected

6. 2 characteristics of peer-2-peer
A. decentralized resources b. resource sharing w/o a dedicated server
Next-Hop Address
Logical Link Control sublayer
Network portion

7. 3 primary functions of the data link layer encapsulation
Is used by the server to resolve names.
The packets will be delivered and reassembled at destination.
A. addressing b. error detection c. frame delimiting
A. 48 binary bits in length b. physical addresses c. represented in a hexadecimal format

8. What are 2 commands used to view a host routing table?
Router(config)# interface FastEthernet 0/1
Network
A. netstat -r b. route PRINT
It provides for the exchange of data over a common local media.

9. What is the primary rope of the physical layer in transmitting data?
Network Layer
A. Cat5 UTP b. Cat6 UTP
Create signals that represent the bits in each frame for the media.
Wireless

10. 3 statements of media acess control
A. MTA b. SMTP
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
UTP
A. automatic detection and negotiating of MDI/MDIX operation of the port b. enabling the mechanism to electrically swap the transmit and receive pairs

11. What are 2 layers of the OSI model that have the same functions as the TCP/IP Network Application Layer?
They must wait until the first hosts finish transfering the media.
A. it has centralized administration b. security is easier to enforce
A. Physical b. Data Link
It reduces unnecessary broadcasts.

12. What causes crosstalk within cable pairs when using UTP?
The magnetic field around the adjacent pairs of wire.
Network Layer Packet
Host A
A. minimizing of collisions b. division into broadcast domains

13. What is a characteristic of a single-mode fiber-optic cable?
A. servers b. routers c. network printers
It uses lasers as the light source.
Transport
A. enable mode b. priviledge executive mode

14. What can get you to an outside network?
A. next-hop b. metric/interface c. destination network address
Source and Destination Ports
A default gateway (router).
A. replace a switch w/ a router b. subnet the new networks

15. What networking devices are recommended to be assigned static IP addresses?
A. DB 60 b. Winchester 15-pin c. smart serial
A. netstat -r b. route PRINT
Minimal delays in data delivery.
A. servers b. routers c. network printers

16. 3 features of IPv6
A. 48 binary bits in length b. physical addresses c. represented in a hexadecimal format
A. netstat -r b. route PRINT
A. larger address space b. data types and classes of service c. authentication and encryption
A. geographic scope of the network b. physical layer implementation c. number of hosts to be interconnected

17. What is a protocol that provides connectionless network layer services?
Host mobility
Network Media Control
IP Protocol
To enable a receiving host to forward the data to the appropriate application.

18. If you have a full-duplex operational network - what can happen?
Binary ANDing
A. copied into RAM during system startup b. contains a 3 byte OUI c. is 6 bytes long
No collisions will occur on this link.
A. it has centralized administration b. security is easier to enforce

19. Default Gateway is incorrect on the host - What is the impact on the communications?
The host can communicate w/ other hosts in the local network but is unable to communicate w/ hosts on the other networks.
A. geographic scope of the network b. physical layer implementation c. number of hosts to be interconnected
It uses support from the lower layers to distinguish between connections to the service.
They must wait until the first hosts finish transfering the media.

20. What subnet mask will an admin assign to the network address 172.30.1.0 if its possible to have 254 hosts?
255.255.255.0
No collisions will occur on this link.
A backbone cable.
Rollover cable

21. 3 features that allow TCP to realibly and accurately track the transmission of data
A. flow control b. session establishment c. numbering and sequencing
A. MTA b. SMTP
A. minimizing of collisions b. division into broadcast domains
A. determine pathways for data b. retrieve and retransmit data signals c. manage data flows

22. 2 most commonly used media types in ethernet networks
A. copper UTP b. optical fiber
A. physical layer b. DLL layer
To enable a receiving host to forward the data to the appropriate application.
A. larger address space b. data types and classes of service c. authentication and encryption

23. When destination network is not in the routing table - What are 2 actions the router might take?
Console interface
A. router discards the packet b. router forwards the packet out the interface indicated in the route entry
When connecting a host to a switch.
A. enable mode b. priviledge executive mode

24. 2 things that will happen if a router receives an ICMP packet which has a TTL value of 1 and the destination host is several hops away
A. the router will discard the packet b. the router will send a time exceeded message to the source host
Network Layer
Twisting of the cables
A. replace a switch w/ a router b. subnet the new networks

25. What are key considering factors when grouping hosts into common networks?
Physical
A. purpose b. geographic location c. ownership
A. router discards the packet b. router forwards the packet out the interface indicated in the route entry
No collisions will occur on this link.

26. What do the intermediary devices in the network do?
To facilitate the entry and exit of data on media.
A. determine pathways for data b. retrieve and retransmit data signals c. manage data flows
A. router discards the packet b. router forwards the packet out the interface indicated in the route entry
172.16.192.160

27. Given IP 172.16.134.64 and S/M 255.255.255.224 - this IP is an...?
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
Network address
A. non-deterministic b. less overhead c. collisions exist
80 (HTTP)

28. Where is the IOS file stored at?
255.255.255.0
Flash
IP Protocol
Console

29. What is the primary funcion of the trailer in the Data Link Layer encapsulation?
The address of the router that the host will use to 'get to the other side'.
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
Supports error detection.
A. they segment broadcast domains b. they interconnect different network technologies c. each router interface requires a separate network or subnet

30. How many host addresses can be assigned to a subnetwork when using the 130.68.0.0 network address w/ a subnet mask of 255.255.248.0?
A. media sharing b. logical topology
A. enable mode b. priviledge executive mode
2046
A. not affected by EMI of RFI b. most expensive type of LAN cabling

31. When do changes take effect in a Cisco router?
As the commands are entered.
A. identifies the communicating applications b. identifies multiple conversations between the hosts
0 to 1023
Hosts return to listen-before-transmit mode.

32. If there is a graphic representation of a company network wiring and equipment - What is this called?
Resolve IPv4 addresses to MAC addresses.
A. flow control b. session establishment c. numbering and sequencing
A. DB 60 b. Winchester 15-pin c. smart serial
A physical topology.

33. In business LANs - which connector is used w/ twisted-pair networking cable?
A. 48 binary bits in length b. physical addresses c. represented in a hexadecimal format
A. greater distances per cable run b. limited susceptibility to EMI/RFI c. greater bandwidth potential
RJ-45
A. next-hop b. metric/interface c. destination network address

34. In an IPv4 environment - what information is used by the router to forward data packets from one interface of a router to another?
A. minimizing of collisions b. division into broadcast domains
Time-to-live (TTL)
A. identifies the communicating applications b. identifies multiple conversations between the hosts
Destination Network Address

35. 3 statements about routes and their use
A. define structure of layer specific PDUs b. outline the functions necessary for communication between layers c. require layer dependent capsulations
A. physical layer b. DLL layer
Console
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

36. What is an effect of improperly applying a network cable connector?
A. copied into RAM during system startup b. contains a 3 byte OUI c. is 6 bytes long
32 bits
Signal loss can be experienced.
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

37. Which sublayer of the DLL prepares a signal to be transmitted at the physical layer?
Is a layer of specific encapsulation.
A. netstat -r b. route PRINT
MAC
The MAC protocol can be very simple.

38. If you have a small network w/ 3 computers...
A. provide routers w/ up-to-date routing tables b. consume bandwidth to exchange route info
Router(config)# interface FastEthernet 0/1
Network Layer Packet
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

39. 3 common problems w/ a large network
0 to 1023
A. minimizing of collisions b. division into broadcast domains
255.255.255.224
A. performance degradation b. security issues c. host identification

40. What information is added during encapsulation at OSI Layer 3?
255.255.255.224
DNS
Source and Destination IP address
IP Protocol

41. What describes the purpose of default route?
Host uses a default route to transfer data to host outside the local network when no other route to the destination exists.
Source Port
0 to 1023
A. computers are allowed to transmit data only when they posses a token b. electronic tokens are passes sequentially to each other

42. statements of IP adressing
A. Physical b. Data Link
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. purpose b. geographic location c. ownership
255.255.255.224

43. What is a component of a routing table entry?
80 (HTTP)
Next-Hop Address
A. flow control b. session establishment c. numbering and sequencing
Router(config)# hostname Costas

44. What is the purpose of resource records in DNS?
Is used by the server to resolve names.
FTP
Source and Destination Ports
It uses support from the lower layers to distinguish between connections to the service.

45. What is a drawback of the CSMA/CD access method?
Collisions can decrease network performance.
They must wait until the first hosts finish transfering the media.
Resolve IPv4 addresses to MAC addresses.
Host uses a default route to transfer data to host outside the local network when no other route to the destination exists.

46. What is the primary purpose of ARP?
Collisions can decrease network performance.
Resolve IPv4 addresses to MAC addresses.
A. HTTP b. HTTPS
The physical address is added.

47. Which combination of keys can be used to interrupt a ping or traceroute process?
Console interface
Ctrl + Shift + 6
Host2 sends a segment to Host1 with: ACK flag = 1 SYN flag = 1
Wireless

48. A company is planning to subnet a network w/ 27 hosts. What would be the subnet mask used for this?
255.255.255.224
A. perform degradation b. security issues c. host identification
They must wait until the first hosts finish transfering the media.
Show Interfaces

49. At which layers of the OSI model does ethernet operate?
A. decentralized resources b. resource sharing w/o a dedicated server
A. physical layer b. DLL layer
A. minimizing of collisions b. division into broadcast domains
A. identifies the communicating applications b. identifies multiple conversations between the hosts

50. When is a straight-through cable used in a network?
Router(config)# interface FastEthernet 0/1
A. not affected by EMI of RFI b. most expensive type of LAN cabling
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
When connecting a host to a switch.

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