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Questions and Answers

Which of the following is a challenge in replacing hardware and devices in a laptop, according to the text?

  • Requirement of a special T-8 Torx screwdriver
  • Difficulty in finding the proper disassembly method
  • Limited availability of replacement parts
  • Unauthorized opening of the laptop case (correct)

What is the percentage weightage of the Mobile Devices domain in the CompTIA A+ 220-1101 exam?

  • 25%
  • 20%
  • 10%
  • 15% (correct)

Which objective in the CompTIA A+ 220-1101 exam blueprint covers the installation and configuration of laptop hardware and components?

  • Objective 2
  • Objective 4
  • Objective 1 (correct)
  • Objective 3

Which component needs to be disconnected in order to replace the webcam in a laptop?

<p>The laptop lid (B)</p> Signup and view all the answers

What needs to be removed after disconnecting the laptop lid?

<p>The screws holding the display bezel (D)</p> Signup and view all the answers

What needs to be done before accessing the camera during the webcam replacement?

<p>Remove the tape holding the camera cable (A)</p> Signup and view all the answers

Which type of drive is generally faster and less susceptible to damage if the device is dropped?

<p>Solid-state drive (C)</p> Signup and view all the answers

Which type of drive uses about half the power of a 3.5-inch drive?

<p>2.5-inch drive (C)</p> Signup and view all the answers

Which type of drive has the smallest capacity of the three discussed?

<p>1.8-inch drive (D)</p> Signup and view all the answers

What is the advantage of hybrid drives compared to traditional hard drives?

<p>They use less power (A)</p> Signup and view all the answers

Which type of display has completely replaced CRTs as the default display type for both laptops and desktops?

<p>Active matrix screens (C)</p> Signup and view all the answers

What are the two most common implementations of biometrics as an authentication mechanism?

<p>Fingerprint scans and facial scans (B)</p> Signup and view all the answers

What is the purpose of a near-field scanner?

<p>To measure and map the EMI that may be leaking from a system or its cables (C)</p> Signup and view all the answers

Which step is required to replace an internal wireless card in a laptop?

<p>Insert the replacement card into the slot at a 45-degree angle (C)</p> Signup and view all the answers

Which of the following is the correct order for replacing a laptop keyboard?

<p>Remove plastic covers, remove screws, remove data cable, insert new keyboard, replace screws and plastic covers (B)</p> Signup and view all the answers

What should you do before changing a laptop hard drive?

<p>Back up the data on the old hard drive (A)</p> Signup and view all the answers

What should you do if the laptop keyboard doesn't work after replacement?

<p>Check the functionality of the data connector (A)</p> Signup and view all the answers

What is the purpose of an antistatic wristband when working with computer components?

<p>To protect against electrostatic discharge (C)</p> Signup and view all the answers

Which type of LCD screen technology provides better color quality but has slower response time and is more expensive?

<p>In-plane switching (IPS) (A)</p> Signup and view all the answers

Which type of backlighting technology for LCDs is thinner and lighter, has lower power consumption and heat generation, and has a longer lifespan?

<p>LED-based (A)</p> Signup and view all the answers

Which type of LCD screen technology provides wide viewing angles, high contrast ratios, and reproduces colors well?

<p>In-plane switching (IPS) (A)</p> Signup and view all the answers

Which type of LED technology allows displays to be flexible and transparent?

<p>Organic light-emitting diode (OLED) (A)</p> Signup and view all the answers

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