CompTIA JK0-019 E2C Network Media & Topologies Practice Exam Set 1

The ISP needs to terminate the WAN connection. The connection should be located in the network server room where the company LAN equipment resides. Which of the following identifies the location?


Options are :

  • MDF
  • VPN
  • Smart jack
  • 66 block

Answer : MDF

Ann, a home user, wishes to confine a wireless network to devices ONLY inside of her house. Which of the following will accomplish this?


Options are :

  • Decreasing radio strength
  • WEP encryption
  • MAC filtering
  • SSID broadcast disable

Answer : Decreasing radio strength

Which of the following can MOST likely cause intermittent connection problems with a CAT5 network cable?


Options are :

  • Cable is too warm.
  • Cable has been looped too many times.
  • Cable has a twist tie attached too close to the connector.
  • Cable is run too close to a fluorescent light.

Answer : Cable is run too close to a fluorescent light.

Which of the following is the MAXIMUM rated speed for CAT5 cabling?


Options are :

  • 100Mbps
  • 10Mbps
  • 10Gbps
  • 1000Mbps

Answer : 100Mbps

CompTIA 220-801 A+ Advanced Certification Practice Exam Set 8

Which of the following is an example of a CSMA/CD medium?


Options are :

  • SONET
  • WEP
  • Token ring
  • Ethernet

Answer : Ethernet

Which of the following reduces the deployment cost of a wireless LAN?


Options are :

  • MIMO
  • 802.1x
  • PoE
  • WPA

Answer : PoE

Which of the following components of wiring distribution is referred to as the core communications closet for an organization?


Options are :

  • IDF
  • Smart jack
  • Demarc extension
  • MDF

Answer : MDF

Which of the following could be installed to allow a home user with one desktop computer to economically have Internet access in every room in the house?


Options are :

  • Fiber optic
  • Broadband over powerline
  • CAT6
  • CAT5

Answer : Broadband over powerline

Which of the following technologies can cause interference for 802.11g?


Options are :

  • RADAR
  • 802.11a
  • IrDA
  • Bluetooth

Answer : Bluetooth

Which of the following WAN technologies has the HIGHEST latency?


Options are :

  • ADSL
  • LTE
  • Satellite
  • WiMAX

Answer : Satellite

CompTIA Security+ Cert. (SY0-501) Practice Tests Set 5

Ethernet


Options are :

  • Ethernet
  • Plenum CAT5e
  • Non-Plenum CAT5e
  • Plenum CAT5

Answer : Plenum CAT5e

Which of the following supports faster wireless broadband speeds?


Options are :

  • OC-3
  • Wi-MAX
  • ISDN
  • Satellite

Answer : Wi-MAX

A CAT5e network cable run needs to be installed over fluorescent lighting arrays in an office building. Which of the following cable types would be BEST suited for such an installation?


Options are :

  • Coaxial
  • Plenum
  • UTP
  • STP

Answer : STP

Which of the following connector types would be found with a VoIP system utilizing CAT6 cabling?


Options are :

  • BNC
  • RJ-45
  • RJ-11
  • SC

Answer : RJ-45

Users notice a problem with their network connectivity when additional lights are turned on. Which of the following would be the cause for this problem?


Options are :

  • DDOS
  • Cross talk
  • EMI
  • Open short

Answer : EMI

A Chief Executive Officer (CEO) decided that only a limited number of authorized company workstations will be able to connect to the Internet. Which of the following would BEST accomplish this goal?


Options are :

  • Enable RAS on the network firewall
  • Use content filtering
  • Enable MAC address filtering
  • Install and configure IDS

Answer : Enable MAC address filtering

HT0-201 CEA- CompTIA DHTI+ Certification Practice Exam Set 6

Which of the following cable types is required to run through an air duct?


Options are :

  • Fiber
  • UTP
  • Plenum
  • PVC

Answer : Plenum

In contrast to earlier Wi-Fi speeds, which of the following BEST describes the antenna and channelization properties used in 802.11n?


Options are :

  • CSMA, DSSS
  • CSMA, CDMA
  • MIMO, OFDM
  • MIMO, DSSS

Answer : MIMO, OFDM

Which of the following WAN technology types has the GREATEST latency?


Options are :

  • Fiber
  • ISDN
  • Cable
  • Satellite

Answer : Satellite

Which of the following network topologies describes a network where each node is connected to every other node?


Options are :

  • Ring
  • Mesh
  • Bus
  • Star

Answer : Mesh

Which of the following 802.11 standards transmits the signals the GREATEST distance?


Options are :

  • a
  • g
  • n
  • b

Answer : n

Users are reporting wired connectivity drops in a new office with brand new CAT6 infrastructure. Which of the following tools should a technician use to BEST troubleshoot this issue?


Options are :

  • Cable certifier
  • Protocol analyzer
  • OTDR
  • Toner probe

Answer : Toner probe

Comptia Linux+ LX0-103 Certification Exam Practice Test Set 3

Which of the following wireless technologies only uses the 5GHz spectrum but reaches a theoretical throughput of only 54Mbps?


Options are :

  • N
  • A
  • B
  • G

Answer : A

Which of the following wireless standards provide speeds up to 150Mbps?


Options are :

  • 802.11a
  • 802.11b
  • 802.11n
  • 802.11g

Answer : 802.11n

Which of the following defines a rack located in an office building between the main rack and other office equipment?


Options are :

  • DSU
  • IDF
  • CSU
  • MDF

Answer : IDF

A user does not have network connectivity. While testing the cable the technician receives the below reading on the cable tester: 1----------- 1 2----------- 2 3----------- 3 4----------- 4 5----------- 5 6----------- 6 7----------- 7 8----------- 8 Which of the following should the technician do NEXT?


Options are :

  • Redo the cable's connectors
  • Pin 3 is not used for data, replace the NIC
  • Pin 3 is not used for data, continue troubleshooting
  • Cable is a crossover, continue troubleshooting

Answer : Redo the cable's connectors

Multiple computers are connected to a hub near a wall plate. In order to get to the computers, students step on and around the cable that connects the teacher’s station, a few feet away, to the same hub. The teacher is experiencing no network connectivity. Which of the following is MOST likely the problem?


Options are :

  • Split cables
  • Cross-talk
  • EMI
  • Distance

Answer : Split cables

Which of the following connectors are MOST commonly used on a POTS line?


Options are :

  • RJ-45
  • DB-9
  • MTRJ
  • RJ-11

Answer : RJ-11

CompTIA JK0-015 E2C Security+ Certification Practice Test Set 2

A technician notices a newly installed CAT5 cable is longer than the standard maximum length. Which of the following problems would this MOST likely cause?


Options are :

  • DB loss
  • Split cable
  • EMI
  • Crosstalk

Answer : DB loss

Management wants to be sure that the existing wiring infrastructure conforms to CAT5e standards. Which of the following is the correct tool?


Options are :

  • Protocol analyzer
  • Cable tester
  • Cable certifier
  • OTDR

Answer : Cable certifier

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