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Homework answers / question archive / International Academy of Design & Technology IT IT110 Chapter 10 REVIEWING THE BASICS 1)What must be true before MMX, SSE, SSE2, and 3DNow! technology can improve multimedia performance on a PC?   What is the significance of the multi-session feature on a CD drive?   Name three ways a CD drive can interface with a motherboard

International Academy of Design & Technology IT IT110 Chapter 10 REVIEWING THE BASICS 1)What must be true before MMX, SSE, SSE2, and 3DNow! technology can improve multimedia performance on a PC?   What is the significance of the multi-session feature on a CD drive?   Name three ways a CD drive can interface with a motherboard

Computer Science

International Academy of Design & Technology

IT IT110

Chapter 10

REVIEWING THE BASICS

1)What must be true before MMX, SSE, SSE2, and 3DNow! technology can improve multimedia performance on a PC?

 

  1. What is the significance of the multi-session feature on a CD drive?

 

  1. Name three ways a CD drive can interface with a motherboard.

 

 

 

  1. Which side of a CD contains data?

 

 

  1. If a CD drive and a hard drive are sharing the same data cable in a computer system, what type of connection is the CD drive using? Which of the two drives should be set to master? Which to slave?
  2. What unit of measure is used to express the sampling rate of a sound card?

 

 

  1. Why must sound and video input into a PC be converted from analog to digital?

 

  1. What is the sampling rate (in Hz) of music CDs?

 

 

  1. How many samples can be stored in 8 bits?

 

 

  1. What would be a quick, short test to see if a sound card was successfully installed?

 

 

  1. In a system that uses a CD drive, the audio wire connects the         to the             .

 

 

  1. Why would you want to re-tension a backup tape?

 

  1. Which holds more data, a Microdrive or a Zip drive?

 

 

  1. How is the direction of data flow different for data transfers for MP3 players and digital cameras?
  2. What is the significance of Sound Blaster compatibility for a sound card?

 

  1. When using a single speaker, which port on a sound card is used to send sound out?

 

 

  1. What is the difference between MPEG, JPEG, and MP3? Explain for what each one is used.
  2. Name at least four features you should look for when buying a video capture card.

 

 

 

  1. When connecting cords to the rear of a sound card and the card has a blue, red, yellow, and black port, which port is most likely to be used for the microphone?

 

  1. In the question above, which port is likely to be used for sound input from a DVD player sitting beside the computer?

 

  1. What are the three ways that data on a DVD can be decoded?

 

 

 

 

  1. What is the most popular way an internal DVD drive interfaces with a motherboard?

 

 

  1. What is the difference between CD, CD-R, and CD-RW drives?

 

  1. Rank these storage methods in order of their storage capacity: DVD, floppy disk, CD, tape.

 

  1. How many unique speakers can Surround Sound 7.1 support?

 

 

  1. Which type of flash memory device is typically used on a Sony digital camera?

 

 

  1. What is currently the most popular memory device used in digital camera?

 

 

  1. Of the flash memory device used in digital cameras, which uses the latest technology and holds the most data?

 

  1. Current DVD recordable drives for personal computers can write only 8.5 GB of data on a DVD. How many layers and how many sides or surfaces of the disc are used for the data?

 

  1. Which version of RAID is supported by Windows XP? Does this RAID version provide fault tolerance?

 

THINKING CRITICALLY

 

  1. You have just installed a new sound card and its drivers and connected the speakers and amplifier. You insert a music CD into the drive to test the drive. Windows Media Player launches and says it is playing the CD, but you don’t hear music. What do you do first?
    1. Check the volume controls on the speaker amplifier.

 

    1. Check the connections of the amplifier and speakers to the card.

 

    1. Check Device Manager for errors with the sound card.

 

    1. Verify that the amplifier has power.

 

 

  1. You have just upgraded your computer from Windows 98 to Windows XP. Now your system has no sound. What are the first two things you do?
    1. Check Device Manager to see if the sound card is recognized and has no errors.

 

    1. Reinstall Windows 98.

 

    1. Use Device Manager to uninstall the sound card.

 

    1. Identify your sound card by opening the case and looking on the card for manufacturer and model.
    2. Identify your sound card by finding the documentation and driver CD that came with the card.
    3. Download Windows XP drivers for the sound card from the sound card manufacturer’s Web site.
  1. You have just installed a new DVD drive and its drivers, but the drive does not work.

 

You check the power and data cables and feel comfortable that the hardware installation is correct. You then decide to reload the device drivers. What is the first thing you do?

  1. Open the Control Panel and launch the Add New Hardware Wizard.

 

  1. Open Device Manager and choose Update Driver.

 

  1. Remove the data cable from the DVD drive so Windows will no longer recognize the drive and allow you to reinstall the drivers.
  2. Open Device Manager and uninstall the drive.

 

 

  1. Which method of fault tolerance is the least expensive per MB of storage, disk duplexing or disk striping with parity? Explain your answer.
  2. Does RAID 0 provide fault tolerance? Explain your answer.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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