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. An admin needs a media that can run up to 100m in legth. Which type of media would be best?
A. the router will discard the packet b. the router will send a time exceeded message to the source host
Transport
UTP
A. copper UTP b. optical fiber

2. What information is added during encapsulation at OSI Layer 3?
MAC
A. router discards the packet b. router forwards the packet out the interface indicated in the route entry
FTP
Source and Destination IP address

3. Statements that describe LAN
Supports error detection.
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. low overhead b. connectionless
A. HTTP b. HTTPS

4. What is a default gateway address?

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183

5. What can be a problem that is reduced by adding end-to-end addressing?
It reduces unnecessary broadcasts.
A. servers b. routers c. network printers
Hosts return to listen-before-transmit mode.
A. netstat -r b. route PRINT

6. What type of routing uses information that is manually entered into the routing table?
Static
Signal loss can be experienced.
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. non-deterministic b. less overhead c. collisions exist

7. In a connectionless system - What is correct?
A. 48 binary bits in length b. physical addresses c. represented in a hexadecimal format
IP Protocol
Destination is not contacted before a packet is sent.
A. identifies the communicating applications b. identifies multiple conversations between the hosts

8. 3 properties of peer-2-peer applications
A. non-deterministic b. less overhead c. collisions exist
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
IP Protocol
A. 48 binary bits in length b. physical addresses c. represented in a hexadecimal format

9. Why is flow control used for TCP data transfer?
MAC
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
To prevent the receiver from being overwhelmed by incoming data.
Router

10. What is the role of MTA in handling email?
Time-to-live (TTL)
Static
Identify the device that allows local network computers to communicate w/ devices in other networks.
A. receives emails from clients MUA b. uses SMTP to route email between servers c. passes email to MDA for final delivery

11. What 2 type of cables would most commonly be used for new runs?
A backbone cable.
A. they segment broadcast domains b. they interconnect different network technologies c. each router interface requires a separate network or subnet
A. Cat5 UTP b. Cat6 UTP
It reduces unnecessary broadcasts.

12. 2 common methods for settin a UTP ethernet port to MDI or MDIX?
A. geographic scope of the network b. physical layer implementation c. number of hosts to be interconnected
A. automatic detection and negotiating of MDI/MDIX operation of the port b. enabling the mechanism to electrically swap the transmit and receive pairs
A. receives emails from clients MUA b. uses SMTP to route email between servers c. passes email to MDA for final delivery
IP Protocol

13. 2 characteristics of clients in data networks
To facilitate the entry and exit of data on media.
A. geographic scope of the network b. physical layer implementation c. number of hosts to be interconnected
A. they initiate data exchanges b. they may upload data to servers
To prevent the receiver from being overwhelmed by incoming data.

14. What are 2 forms of application layer software?
Supports error detection.
A. application b. services
Originate data flow.
A. perform degradation b. security issues c. host identification

15. When a collision occurs using CSMA/CD - how do hosts w/ data to transmit respond after the backoff period expires?
Router
Next-Hop Address
Hosts return to listen-before-transmit mode.
A. perform degradation b. security issues c. host identification

16. Which transport layer protocol provides low overhead and is used for applications that do not require reliable data delivery?
Static
UDP
It is used for timing synchronization w/ alternating patterns of 1s and 0s.
The magnetic field around the adjacent pairs of wire.

17. What is a benefit of a WAN?
32 bits
A. identifies the communicating applications b. identifies multiple conversations between the hosts
Host mobility
It uses support from the lower layers to distinguish between connections to the service.

18. At which layer of the TCP/IP model does ethernet operate?
Network Access
The MAC protocol can be very simple.
Fiber
Destination Network Address

19. What would be the response displayed after pinging 127.0.0.1 and there is a 0 packet transmission?
Window Size
A. servers b. routers c. network printers
Originate data flow.
IP is not properly installed

20. After a browser makes a request to a web server in the standard port - what will be the port number in the TCP header?
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
80 (HTTP)
It does not support encryption.
172.16.192.160

21. What connectors are commonly associated w/ Cisco's V.35 serial cables?
A. DB 60 b. Winchester 15-pin c. smart serial
A. low overhead b. connectionless
A. they initiate data exchanges b. they may upload data to servers
172.16.192.160

22. 3 primary functions of the data link layer encapsulation
A. copied into RAM during system startup b. contains a 3 byte OUI c. is 6 bytes long
MAC
A. addressing b. error detection c. frame delimiting
Network address

23. During a TCP session - if packets arrive out of order - what will happen?
A default gateway (router).
The packets will be delivered and reassembled at destination.
A. router discards the packet b. router forwards the packet out the interface indicated in the route entry
TCP initializes the sequence numbers for the sessions.

24. Which OSI model layer is responsible for regulating the flow of information from source to destination - reliably and accurately?
Transport
Hosts return to listen-before-transmit mode.
It provides for the exchange of data over a common local media.
Ctrl + Shift + 6

25. What correctly describes a MAC address?
It reduces unnecessary broadcasts.
Router
A. copied into RAM during system startup b. contains a 3 byte OUI c. is 6 bytes long
A. router b. firewall

26. Given IP 172.16.134.64 and S/M 255.255.255.224 - this IP is an...?
A. computers are allowed to transmit data only when they posses a token b. electronic tokens are passes sequentially to each other
A. DB 60 b. Winchester 15-pin c. smart serial
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
Network address

27. What causes crosstalk within cable pairs when using UTP?
A. media sharing b. logical topology
The MAC protocol can be very simple.
The magnetic field around the adjacent pairs of wire.
Host mobility

28. Which layer supplies services and allows user interface?
A. is identical for all hosts in a broadcast domain b. varies in length c. is used to forward packet
Application Layer
A. geographic scope of the network b. physical layer implementation c. number of hosts to be interconnected
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

29. 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. it has centralized administration b. security is easier to enforce
A. the router will discard the packet b. the router will send a time exceeded message to the source host
Switch
Signal loss can be experienced.

30. What is the name of the application layer protocol used for file sharing on Microsoft Networks?
RJ-45
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
Binary ANDing
SMB

31. What is the purpose of the preamble in an ethernet frame?
It is used for timing synchronization w/ alternating patterns of 1s and 0s.
A. Cat5 UTP b. Cat6 UTP
A. they segment broadcast domains b. they interconnect different network technologies c. each router interface requires a separate network or subnet
Ctrl + Shift + 6

32. What determines the method of media access control?
A. media sharing b. logical topology
OTDR
Twisting of the cables
A. router discards the packet b. router forwards the packet out the interface indicated in the route entry

33. Which combination of keys can be used to interrupt a ping or traceroute process?
Identify the device that allows local network computers to communicate w/ devices in other networks.
Network address
A. HTTP b. HTTPS
Ctrl + Shift + 6

34. A router interface has been assigned an IP address of 172.16.192.166 with a mask of 255.255.255.248. To which subnet does the IP address belong?
Collisions can decrease network performance.
172.16.192.160
A. DNS b. SMTP c. POP
A. purpose b. geographic location c. ownership

35. If there is a graphic representation of a company network wiring and equipment - What is this called?
A. minimizing of collisions b. division into broadcast domains
A. application b. services
A. netstat -r b. route PRINT
A physical topology.

36. At which layers of the OSI model does ethernet operate?
Minimal delays in data delivery.
It does not support encryption.
8
A. physical layer b. DLL layer

37. What is the purpose of the TCP/IP Network Application Layer?
No collisions will occur on this link.
Network Media Control
Host A
When connecting a host to a switch.

38. What subnet mask will an admin assign to the network address 172.30.1.0 if its possible to have 254 hosts?
Router(config)# hostname Costas
255.255.255.0
A. media sharing b. logical topology
Wireless

39. What is a drawback of the CSMA/CD access method?
A. show startup-config b. show running-config
A. purpose b. geographic location c. ownership
Collisions can decrease network performance.
A. Physical b. Data Link

40. What event occurs during the 3-way handshake?
A. identifies the communicating applications b. identifies multiple conversations between the hosts
TCP initializes the sequence numbers for the sessions.
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
Show Interfaces

41. Which IP packet field will prevent endless loops?
Console
Time-to-live (TTL)
32 bits
Next-Hop Address

42. What is the primary function of encapsulating packets into frames?
To prevent the receiver from being overwhelmed by incoming data.
Next-Hop Address
A. addressing b. error detection c. frame delimiting
To facilitate the entry and exit of data on media.

43. Which device is used to create or divide broadcast domains?
Router
A. next-hop b. metric/interface c. destination network address
Rollover cable
0 to 1023

44. If you have a full-duplex operational network - what can happen?
No collisions will occur on this link.
A. perform degradation b. security issues c. host identification
Host A
Console

45. What is the primary rope of the physical layer in transmitting data?
To facilitate the entry and exit of data on media.
Create signals that represent the bits in each frame for the media.
Network
A. addressing b. error detection c. frame delimiting

46. What can you identify when you examine the Network Layer header?
A. copied into RAM during system startup b. contains a 3 byte OUI c. is 6 bytes long
The destination host address.
Is a layer of specific encapsulation.
IP is not properly installed

47. What is a mechanism used by TCP to provide flow control as segments travel from source to destination?
Network
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
Window Size
Application Layer

48. What layer encapsulates segments into packets?
Originate data flow.
Network Layer
The address of the router that the host will use to 'get to the other side'.
IP Protocol

49. What kind of problems are caused by excessive broadcast traffic on network segments?
A. consumes network bandwidth b. increases overhead on network c. interrupts other host functions
80 (HTTP)
Host A
No collisions will occur on this link.

50. What command will you use to place the router into the correct mode to configure an appropiate interface to connect a LAN?
Fiber
Source and Destination IP address
The MAC protocol can be very simple.
Router(config)# interface FastEthernet 0/1

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

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