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 can you identify when you examine the Network Layer header?
A. goodput b. throughput c. bandwidth
To prevent the receiver from being overwhelmed by incoming data.
The destination host address.
Rollover cable

2. 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?
Network Access
UDP
They must wait until the first hosts finish transfering the media.
Destination is not contacted before a packet is sent.

3. Which type of cable is most often associated w/ fiber-optic cable?
Router(config)# interface FastEthernet 0/1
A backbone cable.
The address of the router that the host will use to 'get to the other side'.
It has expanded adressing capabilities.

4. At which layer of the TCP/IP model does ethernet operate?
A. not affected by EMI of RFI b. most expensive type of LAN cabling
A. replace a switch w/ a router b. subnet the new networks
Network Access
A. define structure of layer specific PDUs b. outline the functions necessary for communication between layers c. require layer dependent capsulations

5. Statements that describe LAN
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. computers are allowed to transmit data only when they posses a token b. electronic tokens are passes sequentially to each other
A random delay helps prevent the stations from experiencing another collision during transmission.
A. DNS b. SMTP c. POP

6. What are 3 common problems w/ large networks?
A. perform degradation b. security issues c. host identification
Identify processes or services that are communicating with end devices.
A. located in a single geographical area b. administered by a single organization c. each end is connected to a Telecommunication Service Provider (TSP)
Is used by the server to resolve names.

7. With TCP/IP encapsulation - which range of port numbers identifies all well known applications?
A. low overhead b. connectionless
0 to 1023
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

8. 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?
2046
Logical Link Control sublayer
A. application b. services
A. perform degradation b. security issues c. host identification

9. In a connectionless system - What is correct?
As the commands are entered.
Any device whose backoff timer expires first.
UDP
Destination is not contacted before a packet is sent.

10. 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
Create signals that represent the bits in each frame for the media.
Source and Destination IP address
Identify processes or services that are communicating with end devices.

11. What is an automated service that matches resource names w/ required IP addresses?
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
Next-Hop Address
A backbone cable.
DNS

12. What is a benefit of a WAN?
A. DB 60 b. Winchester 15-pin c. smart serial
Network portion
A. determine pathways for data b. retrieve and retransmit data signals c. manage data flows
Host mobility

13. What event occurs during the 3-way handshake?
A. non-deterministic b. less overhead c. collisions exist
DNS
MAC
TCP initializes the sequence numbers for the sessions.

14. What connectors are commonly associated w/ Cisco's V.35 serial cables?
255.255.255.224
A. DB 60 b. Winchester 15-pin c. smart serial
The physical address is added.
Resolve IPv4 addresses to MAC addresses.

15. Which OSI model layer is responsible for regulating the flow of information from source to destination - reliably and accurately?
The packets will be delivered and reassembled at destination.
A. they initiate data exchanges b. they may upload data to servers
Transport
A. receives emails from clients MUA b. uses SMTP to route email between servers c. passes email to MDA for final delivery

16. What are 2 commands used to view a host routing table?
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
Identify the device that allows local network computers to communicate w/ devices in other networks.
To prevent the receiver from being overwhelmed by incoming data.

17. Intermediary devices used to implement security between networks
SMB
A. define structure of layer specific PDUs b. outline the functions necessary for communication between layers c. require layer dependent capsulations
A. router b. firewall
A random delay helps prevent the stations from experiencing another collision during transmission.

18. Which IP packet field will prevent endless loops?
A. flow control b. session establishment c. numbering and sequencing
Time-to-live (TTL)
A. media sharing b. logical topology
Transport

19. What is the name of the application layer protocol used for file sharing on Microsoft Networks?
Switch
SMB
A. consumes network bandwidth b. increases overhead on network c. interrupts other host functions
A. flow control b. session establishment c. numbering and sequencing

20. An admin wants to evaluate all traffic in a network. To ensure that all packets are captured - what network device should be used?
When connecting a host to a switch.
A. purpose b. geographic location c. ownership
A. DB 60 b. Winchester 15-pin c. smart serial
Hub

21. An admin needs to keep contents private - which access method should he use?
To facilitate the entry and exit of data on media.
A. goodput b. throughput c. bandwidth
SSH
Twisting of the cables

22. If there are potential electrical and/or electromagnetic hazards - what type of media is recommended for backbone cabling?
They must wait until the first hosts finish transfering the media.
No collisions will occur on this link.
The address of the router that the host will use to 'get to the other side'.
Fiber

23. Network Protocols
A. the router will discard the packet b. the router will send a time exceeded message to the source host
Console interface
A. define structure of layer specific PDUs b. outline the functions necessary for communication between layers c. require layer dependent capsulations
It uses lasers as the light source.

24. What is the primary purpose of ARP?
They must wait until the first hosts finish transfering the media.
Next-Hop Address
A. purpose b. geographic location c. ownership
Resolve IPv4 addresses to MAC addresses.

25. If you have an Ethernet Frame w/ a Header - Data and a Trailer. It is a...?
Network Layer Packet
Create signals that represent the bits in each frame for the media.
A. router discards the packet b. router forwards the packet out the interface indicated in the route entry
To enable a receiving host to forward the data to the appropriate application.

26. When a device is moved from one network to the other...?
The host can communicate w/ other hosts in the local network but is unable to communicate w/ hosts on the other networks.
A. enable mode b. priviledge executive mode
A. application b. services
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

27. When a collision occurs using CSMA/CD - how do hosts w/ data to transmit respond after the backoff period expires?
Hosts return to listen-before-transmit mode.
255.255.255.0
Physical
Window Size

28. What info is found in the TCP and UDP header info?
Signal loss can be experienced.
Source and Destination IP address
A. it has centralized administration b. security is easier to enforce
Source and Destination Ports

29. After a browser makes a request to a web server in the standard port - what will be the port number in the TCP header?
FTP
A. identifies network layer protocol b. makes the connection w/ the upper layers c. insulates network layer protocols from changes in physical equipment
80 (HTTP)
A. application b. services

30. What is the purpose of resource records in DNS?
A. consumes network bandwidth b. increases overhead on network c. interrupts other host functions
FTP
Destination Network Address
Is used by the server to resolve names.

31. What do end devices do?
Binary ANDing
A. servers b. routers c. network printers
Originate data flow.
UDP

32. What are 2 email components used to forward mail between servers?
A. MTA b. SMTP
To enable a receiving host to forward the data to the appropriate application.
32 bits
Resolve IPv4 addresses to MAC addresses.

33. Given IP 172.16.134.64 and S/M 255.255.255.224 - this IP is an...?
A. non-deterministic b. less overhead c. collisions exist
A. media sharing b. logical topology
Network address
It is used for timing synchronization w/ alternating patterns of 1s and 0s.

34. What subnet mask will an admin assign to the network address 172.30.1.0 if its possible to have 254 hosts?
80 (HTTP)
FTP
255.255.255.0
A. non-deterministic b. less overhead c. collisions exist

35. Group of hosts that have identical bit patterns in the high order bits of their addresses
2046
A. next-hop b. metric/interface c. destination network address
Network
A. enable mode b. priviledge executive mode

36. What are 2 forms of application layer software?
It uses support from the lower layers to distinguish between connections to the service.
A. replace a switch w/ a router b. subnet the new networks
2046
A. application b. services

37. What is the proper order of the OSI Layers?
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. 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
A. application b. presentation c. session d. transmision e. network f. data link g. physical
Originate data flow.

38. If the router says: 'Switch-East4#' What identifies the CLI mode represented?
A. automatic detection and negotiating of MDI/MDIX operation of the port b. enabling the mechanism to electrically swap the transmit and receive pairs
UTP
To prevent the receiver from being overwhelmed by incoming data.
A. enable mode b. priviledge executive mode

39. 3 properties of peer-2-peer applications
A. low overhead b. connectionless
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
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

40. After a routers ends its boot sequence - the admin wants to check the routers config. From the EXEC mode - which commands can the admin use?
It has expanded adressing capabilities.
When connecting a host to a switch.
To prevent the receiver from being overwhelmed by incoming data.
A. show startup-config b. show running-config

41. What command will you use to place the router into the correct mode to configure an appropiate interface to connect a LAN?
A. low overhead b. connectionless
UDP
A. DB 60 b. Winchester 15-pin c. smart serial
Router(config)# interface FastEthernet 0/1

42. If there is a graphic representation of a company network wiring and equipment - What is this called?
A physical topology.
As the commands are entered.
They must wait until the first hosts finish transfering the media.
To facilitate the entry and exit of data on media.

43. What do you need to use for an initial configuration on a Cisco router?
As the commands are entered.
Signal loss can be experienced.
Console interface
A. addressing b. error detection c. frame delimiting

44. In business LANs - which connector is used w/ twisted-pair networking cable?
RJ-45
The host can communicate w/ other hosts in the local network but is unable to communicate w/ hosts on the other networks.
8
255.255.255.0

45. What are 2 features of User Diagram Protocol (UDP)?
A. low overhead b. connectionless
Time-to-live (TTL)
A. not affected by EMI of RFI b. most expensive type of LAN cabling
A. next-hop b. metric/interface c. destination network address

46. Which OSI layer is responsible for binary transmission - cable specification - and physical aspects of network communication?
Physical
A. servers b. routers c. network printers
A. flow control b. session establishment c. numbering and sequencing
80 (HTTP)

47. What is a drawback of the CSMA/CD access method?
A. non-deterministic b. less overhead c. collisions exist
Collisions can decrease network performance.
8
A. provide routers w/ up-to-date routing tables b. consume bandwidth to exchange route info

48. What is a disadvantage of Telnet?
It reduces unnecessary broadcasts.
Router
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
It does not support encryption.

49. What would be the response displayed after pinging 127.0.0.1 and there is a 0 packet transmission?
IP is not properly installed
Rollover cable
They must wait until the first hosts finish transfering the media.
A. hot keys b. context-sensitive c. command syntax check

50. When is a straight-through cable used in a network?
It reduces unnecessary broadcasts.
Next-Hop Address
When connecting a host to a switch.
A. servers b. routers c. network printers

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