[Free] 2018(June) Dumps4cert CompTIA FC0-U21 Dumps with VCE and PDF Download 161-170

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CompTIA Strata IT Fundamentals

Question No: 161 – (Topic 3)

Which of the following devices does SCSI support?

Each correct answer represents a complete solution. Choose all that apply.

  1. Sound card

  2. Tape drive

  3. Hard disk drive

  4. Modem

  5. CD drive

Answer: B,C,E

Question No: 162 – (Topic 3)

Which of the following is the best protection against data loss caused by power failure?

  1. Surge suppressor

  2. UPS

  3. Standby generator

  4. Transformer

Answer: B

Question No: 163 – (Topic 3)

Which of the following buses has a maximum data transfer rate of 2400 Mbps?

  1. USB 1.1

  2. USB 2.0

  3. FireWire 800

  4. eSATA

Answer: D

Question No: 164 – (Topic 3)

Which of the following are types of LCD monitors?

Each correct answer represents a complete solution. Choose two.

  1. Passive Matrix

  2. X-Matrix

  3. SVGA

  4. Active Matrix

Answer: A,D

Question No: 165 – (Topic 3)

Which of the following items are configured on a user workstation for wireless networking? Each correct answer represents a complete solution. Choose two.

  1. Encryption

  2. MAC Address Filtering

  3. Security Set Identifier (SSID)

  4. Service Set Identifier (SSID)

Answer: A,D

Question No: 166 – (Topic 3)

Which of the following statements are true about SRAM?

Each correct answer represents a complete solution. Choose all that apply.

  1. SRAM uses the flip-flop circuit

  2. SRAM does not use capacitors to store 1s and 0s.

  3. SRAM is more expensive than DRAM

  4. SRAM use capacitors to store 1s and 0s.

Answer: A,B,C

Question No: 167 – (Topic 3)

Which of the following devices is called the brain of a computer?

  1. CPU

  2. RAM

  3. Hard disk drive

  4. ROM

Answer: A

Question No: 168 – (Topic 3)

Which of the following utilities can be used to create restore points in Windows XP?

  1. System Restore

  2. DEFRAG

  3. Automated System Recovery

  4. CHKDSK

Answer: A

Question No: 169 – (Topic 3)

You are selecting upgrade components for a PC. What sort of memory will you find specifically used in video?

  1. DRAM

  2. LRAM

  3. VRAM

  4. SRAM

Answer: C

Question No: 170 – (Topic 3)

Which of the following measures the time a cathode-ray tube (CRT) electron beam takes to paint a screen from top to bottom?

  1. Bandwidth

  2. Bus width

  3. Dot pitch

  4. Refresh rate

Answer: D

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