CompTIA FC0-U21 Online Practice Questions and Exam Preparation

CompTIA FC0-U21 Online Questions & Answers

• Question 31:

  Which of the following is used to help in improving the browsing speed on the Internet?

  A. Address Resolution Protocol (ARP)
  B. Firewall
  C. Cookie
  D. Internet cache
  D. Internet cache

• Question 32:

  Andrew purchases a laptop that has the Windows 2000 Professional operating system. He wants to know about the BIOS version of the computer. Which of the following steps will he take to determine the version of the BIOS? Each correct answer represents a part of the solution. Choose two.

  A. In the System Information window, click the Hardware Resources folder in the left pane.
  B. In the System Information window, click the System Summary folder in the left pane.
  C. Click the Start menu, choose Programs > Accessories > System Tools > System Informatio n.
  D. Click the Start menu, choose Programs > Accessories > Communications > System Inform action.
  B. In the System Information window, click the System Summary folder in the left pane.
  C. Click the Start menu, choose Programs > Accessories > System Tools > System Informatio n.

• Question 33:

  Identify the area of the keyboard that is the numeric keypad.

  Click on the correct spot in the image. Doing so will place the target icon at the clicked spot.

  Hot Area:

  

  

• Question 34:

  Your customer is using Windows Vista and complains about the quality of picture he is getting on his monitor. You find that you cannot adjust the refresh rate or the resolution. What is the most likely cause?

  A. The monitor is not compatible with the video card.
  B. The video card is not recognized by Windows.
  C. The video card does not have enough video RAM.
  D. The video card has failed.
  B. The video card is not recognized by Windows.

• Question 35:

  Which of the following models of a processor uses Socket 7?

  A. Pentium
  B. Pentium II
  C. Pentium Pro
  D. 486DX
  A. Pentium

• Question 36:

  Which of the following switches of the ATTRIB command clears the attributes of a file?

  A. R
  B. +
  D. A
  C

• Question 37:

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

  A. DRAM
  B. LRAM
  C. VRAM
  D. SRAM
  C. VRAM

• Question 38:

  Which of the following devices is an input/output device in a computer?

  A. Mouse
  B. Scanner
  C. Keyboard
  D. Modem
  D. Modem

• Question 39:

  What does ESD stand for?

  A. Ecologically Sustainable Development
  B. Electrostatic discharge
  C. Energy for Sustainable Development
  D. Electromagnetic discharge
  B. Electrostatic discharge

• Question 40:

  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
  A. Digital camera