BR0-002 CompTIA Network + Bridge Practice Exam Set 4

Which type of connector can connect a PC to a dial-up modem? 


Options are :

  • ST Answe
  • RJ-45
  • RS-232 (Correct)
  • RG-6

Answer : RS-232

Which device can handle several secure tunneling connections?


Options are :

  • NAT
  • IPS
  • VPN concentrator (Correct)
  • IUDS

Answer : VPN concentrator

A patch cable is used to connect which of the following in a token ring network?


Options are :

  • Two hosts
  • A host to a switch
  • A host to a hub
  • Two MAUs (Correct)

Answer : Two MAUs

Which description is correct about the advanced switch feature that allows an analyzer on one port of a switch to see all the traffic passing through a different port on that switch?


Options are :

  • VLAN.
  • Port mirroring. (Correct)
  • Protocol analyzer.
  • Spanning tree.

Answer : Port mirroring.

Which digital interface device is used to connect to a local service providers digital T1 (T-Carrier Level 1) or E1 network?


Options are :

  • NIC (Network Interface Card)
  • CSU / DSU (Channel Service Unit / Data Service Unit) (Correct)
  • WAP (Wireless Access Point)
  • ISDN (Integrated Services Digital Network)

Answer : CSU / DSU (Channel Service Unit / Data Service Unit)

Which tool will be installed in the server room to automate humidity drop reporting?


Options are :

  • Environmental sensor (Correct)
  • Thermometer
  • OTDR
  • Voltage event recorder

Answer : Environmental sensor

What is the maximum length for a 1000Base-SX cable segment? 


Options are :

  • 300 meters
  • 10 kilometers
  • 550 meters (Correct)
  • 40 kilometers

Answer : 550 meters

Which type of cable will be LEAST affected by EMI?


Options are :

  • Coax
  • UTP
  • Fiber (Correct)
  • BSTP

Answer : Fiber

Which of the following has a maximum data transmission rate of 10 Gbps?


Options are :

  • 100Base-FX, 100Base-TX and FDDI.
  • 10Base-2, 10Base-5 and 10Base-T.
  • 1000Base-CX, 1000Base-LX and 1000Base-SX.
  • 10GBase-ER, 10 GBase-LR and 10 GBase-SR. (Correct)

Answer : 10GBase-ER, 10 GBase-LR and 10 GBase-SR.

When using a subnet mask of 255.255.255.128, which of the following is the default broadcast address of the 192.168.2.0 network?


Options are :

  • 192.168.2.254
  • 192.168.2.127 (Correct)
  • 192.168.2.255
  • 192.168.2.1

Answer : 192.168.2.127

Which switch feature could send data from multiple VLANs between two switches?





Options are :

  • Spanning tree
  • Porttrunking (Correct)
  • Port mirroring
  • Port authentication

Answer : Porttrunking

With which of the following would you use a RJ-45 connector? (Choose all that apply)
A. 100Base-T
B. 1000Base-CX

C. 1000Base-LX

D. 1000Base-TX


Options are :

  • A,B
  • A,C
  • A,D (Correct)
  • B,C

Answer : A,D

A computer can not access web pages. A simple method to determine if DNS is configured correctly is to PING a domain name and determine if the:


Options are :

  • Reply had a TTL value of less than 300ms.
  • Domain name repeated throughout thePING.
  • Domain name resolved to an IP address. (Correct)
  • IP address resolved to the domain name

Answer : Domain name resolved to an IP address.

Which monitoring software can view network traffic at the frame level?


Options are :

  • Load testing
  • Connectivity
  • Packet sniffer (Correct)
  • Throughput testing

Answer : Packet sniffer

What is the purpose of the UDP protocol?


Options are :

  • Typical user LAN traffic
  • Server to server connections
  • Video conferencing (Correct)
  • Uploading files to a FTP server

Answer : Video conferencing

Network topology is the study of the arrangement or mapping of the elements (links, nodes, etc.) of a network, especially the physical (real) and logical (virtual) interconnections between nodes. Which network topology will provide the greatest protection against network outages due to a single line break? 


Options are :

  • Star
  • Mesh (Correct)
  • Bus
  • Ring

Answer : Mesh

Which of the following are small form factor fiber-optic connectors? (Choose all that apply)
A. MT-RJ
B. LC

C. ST

D. RJ-45


Options are :

  • A,C
  • A,B (Correct)
  • C,D
  • B,C

Answer : A,B

Which is the most secure protocol that will allow a technician to remotely work on servers over a WAN?


Options are :

  • SSH (Correct)
  • Telnet
  • FTP
  • CSIP

Answer : SSH

Which type of Internet connection has the highest amount of latency?


Options are :

  • Fiber
  • DSL
  • Cable
  • Satellite (Correct)

Answer : Satellite

A client noticed that traffic has increased steadily over the last few months and performance is beginning to suffer on its TCP / IP (Transmission Control Protocol / Internet Protocol). Which network device can be installed to reduce the impact of network traffic without dividing the LAN (Local Area Network) into separate subnets?


Options are :

  • Repeater
  • Bridge (Correct)
  • Router
  • Gateway

Answer : Bridge

What is the maximum length of a 1000Base-CX cable segment?


Options are :

  • 75 meters
  • 550 meters
  • 25 meters (Correct)
  • 100 meters

Answer : 25 meters

In telecommunications, connection less describes communication between two network end points in which a message can be sent from one end point to another without prior arrangement. Which of the following is considered a connectionless-oriented protocol?
   


Options are :

  • IP
  • UDP (Correct)
  • SPX
  • TCP

Answer : UDP

A technician is troubleshooting a connectivity issue on a client machine. The command ipconfig does not return an IP address. Why?


Options are :

  • DHCP server is not functioning.
  • User is not logged on to the correct domain.
  • No network connection is present. (Correct)
  • DNS server is down.

Answer : No network connection is present.

Your company has implemented a VoIP phone system. Power is not available in all areas of the building. Which equipment can be used to solve this problem?


Options are :

  • CSUs
  • None
  • Hubs
  • Routers
  • PoE switches (Correct)

Answer : PoE switches

Which layer 2 device will permit an administrator to connect two networks?
 


Options are :

  • Bridge (Correct)
  • Hub
  • Firewall
  • Router

Answer : Bridge

Social engineering is the act of manipulating people into performing actions or divulging confidential information. While similar to a confidence trick or simple fraud, the term typically applies to trickery or deception for the purpose of information gathering, fraud or computer system access; in most cases the attacker never comes face-to-face with the victim. Which of the following can mitigate social engineering attacks?   


Options are :

  • Logical network diagram
  • Baselines
  • Wiring schematics
  • Policies (Correct)

Answer : Policies

Which one of the following items can be used to daisy chain hubs and switches to each other?


Options are :

  • Straight cables
  • Loopback
  • Rollover cable
  • Crossover cable (Correct)

Answer : Crossover cable

Study the following situation carefully, then answer my question. Given: A network technician installed a 10/100/1000 NIC into a server and the network tests are only reporting it as having a 10Mb connection. Question: Which is the most likely cause of this problem?


Options are :

  • The port speed is set incorrectly on the switch. (Correct)
  • The port duplex is mismatched.
  • An incorrect channel frequency is being used.
  • The server is on the wrong VLAN.

Answer : The port speed is set incorrectly on the switch.

Which server manages the number of assigned IP addresses that a company will have in a given network?


Options are :

  • Proxy server
  • WINS server
  • DNS server
  • DHCP server (Correct)

Answer : DHCP server

Which device sets the framing type on a T1 circuit?


Options are :

  • CSU/DSU (Correct)
  • Gateway Modem
  • Router
  • Transceiver

Answer : CSU/DSU

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