CompTIA HT0-201 DHTI+ Certification Practice Exam Set 5

An uplink port on a network switch is used for which of the following?

Options are :

  • WAN connections to the Internet
  • Connecting to other switches
  • Wireless Access Points (WAP)
  • CAT6 cabling

Answer : Connecting to other switches

Heating, Ventilation, and Air Conditioning (HVAC) thermostats use which of the following voltages for control of the heating and cooling systems?

Options are :

  • 24 Volts
  • 48 Volts
  • 5 Volts
  • 12 Volts

Answer : 24 Volts

Which of the following home control protocols can experience RF interference from a 2.4 gigahertz cordless phone and 802.11 b/g/n equipment?

Options are :

  • CEBus
  • Zigbee
  • X10
  • IR

Answer : Zigbee

When configuring remote access to a web enabled media server, an integrator needs to configure which of the following settings on a router? (Select TWO).

Options are :

  • Port forwarding
  • Domain Name Service (DNS)
  • URL filtering
  • MAC filtering
  • Firewall

Answer : Port forwarding Firewall

CompTIA PD1-001 PDI+ Beta Certification Practice Exam Set 3

Which of the following is a difference between a hub and a switch?

Options are :

  • A switch connects the devices on the network; a hub bridges an Internet modem to the network.
  • A hub operates on the network layer of the open systems interconnection (OSI) model; a switch will operate at the application layer of the OSI model.
  • A hub connects the devices on the network; a switch connects the devices but also sends the data directly to the correct device.
  • A switch will assign dynamic IP addresses; a hub requires static IP addresses.

Answer : A hub connects the devices on the network; a switch connects the devices but also sends the data directly to the correct device.

Which of the following devices would be appropriate when controlling a small motor load (e.g. ceiling fan)?

Options are :

  • 1000W Rated incandescent dimmer
  • 600W Rated Electronic Low Voltage (ELV) dimmer
  • 600W Rated Magnetic Low Voltage (MLV) dimmer
  • 15A Rated Relay

Answer : 15A Rated Relay

The BEST tool to troubleshoot an intermittent network wire would be:

Options are :

  • A LAN Tester.
  • An oscilloscope.
  • A toner.
  • Amultimeter

Answer : A LAN Tester.

Which of the following types of video surveillance cameras will typically operate with a lower lux rating?

Options are :

  • Pinhole camera
  • IP color camera
  • Black & white camera
  • Color camera

Answer : Black & white camera

Zone controlled heating, ventilation and air conditioning (HVAC) systems require which of the following?

Options are :

  • Multiple thermostats
  • Oversized ductwork
  • 48 volts of alternating current (A/C)
  • Embedded controllers

Answer : Multiple thermostats

Which of the following is the BEST way to enhance the security of a residential wireless network?

Options are :

  • Not broadcasting the station set identifier (SSID)
  • Reducing the range of the network
  • Using a static IP address
  • Limiting the number of network devices

Answer : Not broadcasting the station set identifier (SSID)

CompTIA Security+ (SY0-501) Practice Exams with Simulations Set 1

Which term accurately describes the type of typical computer network installed in a residence?

Options are :

  • Wide Area Network (WAN)
  • Token Ring
  • Asynchronous Transfer Mode (ATM)
  • Ethernet

Answer : Ethernet

Domain Name Service (DNS) is used for resolving:

Options are :

  • IPv4 addresses into IPv6 addresses.
  • Computer names (e.g.mypc) into IP addresses.
  • MAC addresses into IP addresses.
  • Names (e.g. into IP addresses.

Answer : Names (e.g. into IP addresses.

In a forced air system, a damper controller MUST be installed when:

Options are :

  • Using a heat pump
  • Air conditioning is installed along with radiant heat.
  • More than one thermostat is connected to an air exchanger.
  • More than one air conditioning compressor is used in a single inon
  • Share a common ground
  • Be grounded at each controller location.
  • Carry their own ground.

Answer : Share a common ground

When a technician is planning the use of a security panel's auxiliary outputs, which of the following should be considered?

Options are :

  • Add the load rating of all the connected devices.
  • Add the distance of the cabling to the connected devices.
  • Check the installer's manual for the maximum number of devices allowed.
  • Add the voltage ratings of all the connected devices.

Answer : Add the load rating of all the connected devices.

CompTIA JK0-015 E2C Security+ Certification Practice Test Set 1

Which of the following is a reason for hiding the station set identifier (SSID)?

Options are :

  • It requires user authentication.
  • It restricts access to a known set of devices.
  • It encrypts the data.
  • It reduces the risk of intruders accessing the network.

Answer : It reduces the risk of intruders accessing the network.

The BEST interface type for home control is:

Options are :

  • Touchscreen
  • Determined by the customer.
  • Remote control.
  • Keypad.

Answer : Determined by the customer.

Which of the following cable types supports GigaBit Ethernet (1000 BaseT)? (Select TWO)

Options are :

  • CAT5e
  • CAT6
  • CAT5
  • CAT3

Answer : CAT5e CAT6

Without verifying a CAT5e structured wiring installation a short or open circuit can occur and cause which of the following?

Options are :

  • Surges on the adjacent electrical system(s)
  • Open air transmission
  • Static or no signal
  • Revertive pulsing

Answer : Static or no signal

A customer called to report that their home theater system inconsistently responds to IR commands. They have indicated that this issue occurs almost exclusively at night. Which of the following is the MOST likely source of the problem?

Options are :

  • Electronic low voltage light fixture
  • Fluorescent light fixture
  • Incandescent light fixture
  • Magnetic low voltage light fixture

Answer : Fluorescent light fixture

Which of the following is a valid Private Class C IP address?

Options are :


Answer :

CompTIA JK0-801 A+ Laptops Printers and Operational Exam Set 6

Which of the following household devices can cause interference in an 802.11g wireless network?

Options are :

  • 5.8GHz cordless telephones
  • 900MHz baby monitors
  • Microwave ovens
  • Infrared remote control

Answer : Microwave ovens

Which of the following network devices contains a WAN port?

Options are :

  • Wireless Access Point (WAP)
  • Switch
  • Router
  • Network Interface Card (NIC)

Answer : Router

Which of the following is the commonly used port for HTTP traffic?

Options are :

  • Port 21
  • Port 8080
  • Port 25
  • Port 25

Answer : Port 25

A 25 watt 12 volt lamp draws approximately:

Options are :

  • .5 amps
  • 25 amps
  • ne amp
  • 2 amps

Answer : 2 amps

Which of the following assigns IP addresses to network devices so they can communicate with each other?

Options are :

  • Wired Equivalent Privacy (WEP)
  • Dynamic Host Configuration Protocol (DHCP)
  • Domain Name Service (DNS)
  • User Datagram Protocol (UDP)

Answer : Dynamic Host Configuration Protocol (DHCP)

When setting up a router on a network which of the following should be the FIRST step to take to secure the network?

Options are :

  • Disable dynamic host configuration protocol (DHCP)
  • Disable dynamic domain name system (DDNS)
  • Change administrator password
  • Change the default IP Address

Answer : Change administrator password

CompTIA Cloud+ Certification Test Set 4

A whole house surge protector can be used to prevent surges from which of the following? (Select THREE).

Options are :

  • Lighting strikes
  • Light switches
  • Cable and phone service feed
  • Electric motors
  • Static electricity
  • Electric service feed

Answer : Lighting strikes Static electricity Electric service feed

Which of the following choices would describe the MOST widely used communications protocol in integrating a media center PC with sub-control systems within the home?

Options are :

  • FTP
  • TCP/IP
  • UDP
  • SMTP

Answer : TCP/IP

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