100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
Previously searched by you
Previously searched by you
logo
IT 105 Final GMU Questions and Answers $13.49
Add to cart
Quickly navigate to
Preview
  2.  
  3. IT 105
  4.  
  5. IT 105

Exam (elaborations)

IT 105 Final GMU Questions and Answers
 0 purchase
  • Course
  • IT 105
  • Institution
  • IT 105

IT 105 Final GMU Questions and Answers IT 105 Final GMU Questions and Answers IT 105 Final GMU Questions and Answers IT 105 Final GMU Questions and Answers IT 105 Final GMU Questions and Answers IT 105 Final GMU Questions and Answers IT 105 Final GMU Questions and Answers IT 10...

[Show more]

Preview 4 out of 72  pages

Document information

  • August 15, 2024
  • 72
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

Subjects

  • it 105 final gmu questions and answers

Written for

  • IT 105
  • IT 105

Seller

avatar-seller
ExamArsenal

Reviews received

Content preview

IT 105 Final GMU Questions and
Answers
Expansion Ports

✓ ~~~ Ports in the system unit of digital devices used for connecting cables and various
add-ons to expand the options for input , output, and storage



Local Bus

✓ ~~~ Carries data at high speeds between the processor and RAM



Expansion Bus

✓ ~~~ Carries data between RAM and external devices that are connected to ports on the
system unit



Hot-Plugging

✓ ~~~ When a peripheral device is connected or disconnected while the host device is
operating



Bluetooth

✓ ~~~ A common wireless technology for connecting peripherals



What makes Bluetooth good for mobile devices?

✓ ~~~ It low-power so it is ideal for mobile devices that don't have big batteries



Bluetooth's Range:

✓ ~~~ 30 feet



Bluetooth's Transfer Speed:

, ✓ ~~~ Slow compared to wired connections (~3Mbps)



USB 2.0 Transfer Speed:

✓ ~~~ ~480 Mbps



FireWire Transfer Speed:

✓ ~~~ ~800 Mbps



USB 3.0 Transfer Speed:

✓ ~~~ ~5Gbps



Thunderbolt Transfer Speed:

✓ ~~~ ~10 Gbps



Device Driver

✓ ~~~ Software that helps a peripheral device establish communication with its host device



Computer Display

✓ ~~~ A device that simply displays text and images



A computer display is classified as a(n):

✓ ~~~ Output device



Touchscreens are classified as

✓ ~~~ Both input and output devices

,Display devices can be

✓ ~~~ Standalone display devices, sometimes called monitors, are popular for desktop
computers.



OR




Built-in display devices for laptops, tablets, and handheld devices, but these devices

may also accept a standalone display device




LCD(Liquid Crystal Display) Technology:

✓ ~~~ Technology that produces an image by filtering light from a backlight through a layer
of liquid crystal cells(One Red, One Blue, and One Green crystal)



LED(Light-Emitting Diode) Technology:

✓ ~~~ Uses LEDs as the video display. This technology is replacing CCFL backlighting
technology



Advantages of LCD Screens:

✓ ~~~ -Display Clarity
-Low Radiation Emission

-Portability

-Compactness




What is the source of backlighting in a LCD screen?

, ✓ ~~~ Cold Cathode Florescent Lamp (CCFL)



The liquid crystal cells used in display devices do not directly emit light, so ____ is

necessary.

✓ ~~~ Backlighting



Factors that affect image quality:

✓ ~~~ Screen size, response rate, dot pitch, and screen resolution



Screen Size

✓ ~~~ The measurement in inches from one corner of the screen diagonally across to the
opposite corner



Response Rate

✓ ~~~ The time it takes for one pixel to change from black to white then back to black



Display devices with fast response rates display a crisp image with minimal ______?

✓ ~~~ Blurring or "ghosting" of moving objects



What is Response Rate measured in?

✓ ~~~ Milliseconds



For gaming systems, a response rate of ____ or less is desirable.

✓ ~~~ 5ms



Dot Pitch (dp)

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller ExamArsenal. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $13.49. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

68175 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 15 years now

Start selling
$13.49
  • (0)
Add to cart
Added