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Exam : CompTIA HT0-201
Title : CEA-CompTIA DHTI+ Exam


1. Which of the following is the primary purpose of impedance matched volume control?
A. Maintains proper speaker phase
B. Protects the amplifier from damage
C. Protects the digital systems from damage
D. Amplifies the speaker signal
Answer: B

2. RG-6 coaxial cable is typically used in all of the following applications:
A. multi-room audio, telephone, intercom and temperature control.
B. thermostat, CCTV, smoke detectors and keypads.
C. home theater, lighting control and multi-room audio.
D. video, digital cable, and satellite applications.
Answer: D

3. According to Ohm's Law, which of the following is correct?
A. As voltage increases, resistance decreases
B. As amperage decreases, resistance decreases
C. As resistance decreases, amperage increases
D. As resistance increases, voltage increases
Answer: C

4. Which of the following video outputs from a media PC provide the BEST picture quality, when connecting the media PC to a projector?
A. SVGA
B. VGA
C. S-Video
D. DVI
Answer: D

5. Which of the following can cause ghosting in a video image?
A. Bent pin on an S-Video cable
B. Mislabeled component cables
C. Defective HDMI cable
D. Improperly terminated coax cable
Answer: D

6. Each time the distance from the speaker is doubled, volume decreases by:
A. 3dB.
B. 6dB.
C. 12dB.
D. 24dB.
Answer: B

7. When integrating a media server into a home theater, which of the following terms BEST describes the technology used to protect the interest of copyright holders (e.g. multimedia content)?
A. Digital Rights Management (DRM)
B. MPEG Layer-3 (MP3)
C. Internet Key Exchange (IKE)
D. Content Management System (CMS)
Answer: A

8. The native resolution for 1080i is:
A. 1920 x 1280.
B. 1920 x 1080.
C. 1280 x 1080.
D. 1280 x 720.
Answer: B

9. An optical cable is used to transmit:
A. digital audio from a component to a receiver.
B. analog video from a component to a receiver.
C. analog audio from a component to a receiver.
D. digital video from a component to a receiver.
Answer: A

10. When configuring surround sound systems, speaker delay is used to compensate for speaker:
A. distance.
B. power.
C. size.
D. efficiency.
Answer: A

11. Which of the following is a diplexer used for?
A. Allows two satellite tuners to use the same dish.
B. Connects the low noise block down converter (LNB) to the multi-switch.
C. Combines satellite and over the air (OTA) signals.
D. Allows one LNB to use two satellites.
Answer: C

12. Which of the following would be the impedance of an 8 ohm and a 4 ohm speaker that are wired in parallel?
A. 2.66 ohms
B. Less than 1 ohm
C. 4 ohms
D. 12 ohms
Answer: A

13. Which of the following BEST describes CAT5e?
A. Contains four pair of wires of various gauge
B. Contains two wires in a red fireproof jacket
C. Contains four twisted pairs of wires
D. Contains eight wires within a thick jacket with a rip cord
Answer: C

14. Which of the following communication methods will provide the maximum bandwidth for video streaming through a media extender?
A. 100BaseT Ethernet
B. 802.11g
C. Z-Wave
D. Bluetooth
Answer: A