Dernières CompTIA FC0-U21 examen pratique questions et réponses

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Code d'Examen: FC0-U21
Nom d'Examen: CompTIA (Fundamentals of Technology)
Questions et réponses: 246 Q&As

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NO.1 Which of the following ports uses a 9-pin interface?
A. USB
B. SCSI
C. 1394b
D. Serial
Answer: C

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NO.2 Which of the following expansion buses is used in Laptops?
A. PCI
B. PCMCIA
C. MCA
D. ISA
Answer: B

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NO.3 How many colors you can have in a 24-bit color system?
A. 65,536
B. 24,000,000
C. 16,777,216
D. 36,733,216
Answer: C

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NO.4 What is the maximum data transfer rate supported by IEEE 1394b port?
A. 256 Kbps
B. 800 Mbps
C. 256 Mbps
D. 400 Mbps
Answer: B

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NO.5 Which of the following is an interface that is used to connect a hard disk drive to a computer?
A. MCA
B. IDE
C. PCI
D. AT
Answer: B

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NO.6 Identify whether the statement given below is true of false.
"A Secure Digital (SD) card is slightly thicker than a MultiMedia Card (MMC)."
A. False
B. True
Answer: B

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NO.7 Which of the following is the process of bypassing the CPU?
A. Caching
B. DMA
C. Spoofing
D. Spooling
Answer: B

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NO.8 Which of the following is a pointing device offered in laptops?
A. Mouse
B. Cursor
C. Touch pad
D. Keyboard
Answer: C

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NO.9 Which of the following devices allows television signals to be received by a computer?
A. Sound card
B. Webcam
C. Tuner card
D. Video card
Answer: C

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NO.10 Which of the following types of formatting can only be done by the manufacturer?
A. Quick formatting
B. High-level formatting
C. Low-level formatting
D. Initial-level formatting
Answer: C

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NO.11 Which of the following PC components has an air filter?
A. RAM
B. HDD
C. CD-ROM
D. CPU
Answer: B

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NO.12 Which of the following terms refers to printing on both sides of the paper?
A. Duplex printing
B. Simplex printing
C. Dual printing
D. Multiplex-printing
Answer: A

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NO.13 Which of the following is not measured by the digital pocket multimeter?
A. Cable continuity
B. Bad sectors on hard disk
C. Power connectors' voltage
D. Power supply voltage
Answer: B

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NO.14 Which of the following components of a laptop is NOT upgradeable?
A. RAM
B. NIC
C. Hard disk
D. Motherboard
Answer: D

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NO.15 Which of the following uses hard disk drive space to provide extra memory for a computer?
A. File system
B. RAM
C. Virtual memory
D. Cluster
Answer: C

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NO.16 How many read/write heads does a hard disk drive have for each platter surface?
A. 16
B. 1
C. 4
D. 2
Answer: B

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NO.17 What amount of data can a sector hold?
A. 1000 bytes
B. 512 bytes
C. 625 bytes
D. 1024 bytes
Answer: B

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NO.18 Which of the following devices uses charge-coupled device (CCD)?
A. Touch screen
B. Printer
C. Touchpad D. Image Scanner
Answer: D

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NO.19 Which of the following is known as Memory Controller Hub?
A. North bridge
B. South bridge
C. Address bus
D. CPU
Answer: A

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NO.20 Which of the following devices is incorporated into many devices ranging from PDAs to mobile
phones?
A. Digital camera
B. Printer
C. Scanner
D. Bar code reader
Answer: A

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NO.21 Which of the following PC components has an air filter?
A. Processor
B. LAN Card
C. RAM
D. HDD
Answer: D

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NO.22 Which of the following is NOT an expansion slot?
A. MCA
B. EISA
C. PCI
D. USB
Answer: D

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NO.23 How many keys does a computer keyboard have?
A. 85
B. 112
C. 104
D. 64
Answer: C

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NO.24 Which of the following software is stored in a computer's read-only memory (ROM) and remains stored
in it regardless of whether it is on or off?
A. Shareware
B. Firmware
C. Freeware
D. Adware
Answer: B

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NO.25 Which of the following key combinations is used to open the Start menu?
A. Ctrl+z
B. Ctrl+r
C. Ctrl+Alt+z
D. Ctrl+Esc
Answer: D

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NO.26 Which of the following is NOT a parallel port mode?
A. EPP/ECP
B. ECP
C. EPS
D. EPP
Answer: C

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NO.27 Which of the following ports uses a 6-pin interface?
A. 1394a
B. Parallel
C. Serial
D. 1394b
Answer: A

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NO.28 Which of the following is a video capture device connected to a computer or computer network?
A. Web camera
B. USB optical drive
C. Camcorder
D. Digital camera
Answer: A

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NO.29 Which of the following is NOT an expansion slot?
A. EISA
B. AGP
C. PCIe
D. USB
Answer: D

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NO.30 Which of the following is NOT an analog display standard?
A. VGA
B. DVI
C. CGA
D. SVGA
Answer: B

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