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FC0-U21 Latest Exam (Sep 2017)

[Free] 2017(Sep) EnsurePass Examcollection CompTIA FC0-U21 Dumps with VCE and PDF 81-90

September 17, 2017

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2017 Sep CompTIA Official New Released FC0-U21
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CompTIA Strata IT Fundamentals

Question No: 81 – (Topic 2)

Which of the following energy saving standards is used to control only monitors and video cards?

  1. ACPI

  2. ASPI

  3. APM

  4. DPMS

Answer: D

Question No: 82 – (Topic 2)

At what voltage does a USB host supply power to the USB bus?

  1. 15 volts

  2. 3 volts

  3. 5 volts

  4. 50 volts

Answer: C

Question No: 83 – (Topic 2)

Which of the following devices will you use to connect a computer to the network?

  1. Hard disk

  2. Modem

  3. Network adapter

  4. CPU fan

Answer: C

Question No: 84 – (Topic 2)

Which of the following is likely to cause an Add-on card failure?

  1. Incorrect device driver

  2. Power surge

  3. Uninstalling and then re-installing the device

  4. Local security policy applied on computer

Answer: B

Question No: 85 – (Topic 2)

Which of the following switches is used with the XCOPY command to copy directories and subdirectories, including empty directories?

  1. /o

  2. /e

  3. /q

  4. /s

Answer: B

Question No: 86 – (Topic 2)

Which of the following technologies provides the advantage of cost saving on hardware?

  1. Virtualization

  2. RAID

  3. Clustering

  4. Web Farm

Answer: A

Question No: 87 – (Topic 2)

Which of the following defines power management for various types of computers and peripherals?

  1. PCI

  2. HDMI

  3. ACPI

  4. PCIe

Answer: C

Question No: 88 – (Topic 2)

Which of the following parts of the computer is NOT checked in Power On Self Test (POST)?

  1. Display card

  2. Memory

  3. Keyboard

  4. Modem

  5. The System timer

Answer: D

Question No: 89 – (Topic 2)

Which of the following types of batteries are considered as environmental hazards? Each correct answer represents a complete solution. Choose three.

  1. Lead-acid

  2. NiCd

  3. Button cell

  4. NiMH

Answer: A,B,C

Question No: 90 – (Topic 2)

Which of the following actions will you not take while applying network protection?

  1. Install intrusion detection software.

  2. Use secure electronic transaction protocols.

  3. Establish a firewall.

  4. Use simple password for a local computer.

Answer: D

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