CIT 1351: Chapter 8-Multimedia Devices

D) A device driver

) Software used to communicate between the operating system and an optical drive is called A) Application software B) A patch C) A service pack D) A device driver

true

1) An optical drive random access time specification is the time it takes to find specific data. t/f

paper clip

1) If an optical disc will not eject using the eject button or through the operating system, a user can use a/an _______ to insert into the emergency eject hole.

true

24) Sound cards require a device driver. t/f

B) Muted playback setting

If sound is not coming from the computer with an audio CD inserted, what is the first thing you should check? A) Audio cable from sound card B) Muted playback setting C) Internal ribbon cable attachment D) Speaker power

A) Having a bad attitude

Ralph is seen talking to a secretary and is overheard saying, ʺ...just not fair. I am not going to close any help-desk problems today. If he doesnʹt have to do any work, I am not doing any.ʺ Ralphʹs comments are an example of him A) Having a bad attitude B) Being realistic C) Being reactive D) Being proactive E) Having poor communication skills

A) MTBF Mean Time Between Failures

The average number of hours before a device is likely to fail is called the . A) MTBF Mean Time Between Failures B) DFR Documented Failure Rate C) EFR Expected Failure Rate D) AFR Average Failure Rate E) None of these describe this feature.

B, F

What are the two most popular interfaces for connecting an external optical drive? A) IEEE 1394 B) eSATA C) IEEE 1294 D) S/PDIF E) MIDI F) USB

All

What could cause slow optical drive performance? (Select all that apply.) A) Older drive B) Slow processor C) Insufficient RAM D) Video memory if the information on the disc is video E) Performing other tasks F) Too many applications open and active

C) DirectX

What diagnostic tool is used for troubleshooting multimedia devices and drivers? A) Video Manager B) Device Manager C) DirectX D) Disk Management

A) Sampling is done using 16 bits.

What does having a 16-bit sound card mean? A) Sampling is done using 16 bits. B) 16 bits at a time are sent to the processor. C) 16 bits at a time are sent to the speaker. D) 16 bits are used for digitizing video signals.

C) 20KHz

What frequency is at the upper end of the human hearing range? A) 20Hz B) 10KHz C) 20KHz D) 44KHz

E) None of these answers describe this problem.

When an optical drive is writing and the drive does not receive a continuous stream of data, the disc is ruined. This is known as A) An overflow error B) A refresh rate error C) A conflict error D) A buffer underrun error E) None of these answers describe this problem.

C) Re-attach the card reader if it is an external one or restart the computer.

You insert a CF card into an attached memory card reader. No drive letter appears in Windows Explorer. What will you do? A) Use Task Manager to kill the application. B) Use an extended paper clip to manually eject the media card. C) Re-attach the card reader if it is an external one or restart the computer. D) Check to ensure the Memory Services service is enabled or started.

C) Use a paper clip and the emergency eject hole.

Your disc will not eject from the CD/DVD drive even though you have pushed the eject button several times. What is your next step? A) Replace the drive. B) Remove the drive, remove the drive cover, and use a small screwdriver to push the CD out the front. C) Use a paper clip and the emergency eject hole. D) Remove the computer power connector and reattach; then retry ejecting the disc.

true

10) DVD drives combine audio and video entertainment with backward compatibility with CDs. t/f

false

11) All optical drives have a self-cleaning laser lens.t/f

false

12) An optical drive headphone jack plays audio CDs as well as a stereo. t/f

true

13) An optical drive connected to a PATA IDE motherboard connector can play sound through a sound card with no additional connectivity. t/f

true

14) A barcode reader is a type of scanner. t/f

false

15) OCR software that comes with scanners allow the scanner to read barcodes.t/f

true

16) A piece of software that allows the operating system to communicate with an optical drive is a device driver. t/f

true

17) Glass cleaner found at any grocery store can be sprayed onto a cloth and then used to clean a scanner plate. t/f

true

18) Device Manager is selected from the System control panel to update sound drivers. t/f

true

19) When scanning a document, you should consider whether the output is going to a monitor or a printer.t/f

true

2) On a CD, a pit is an indentation along the spiral track.

slave or cable select

2) When an IDE PATA optical drive connects to the same cable as a faster hard drive, a technician should set the optical drive to the _______ setting.

true

20) The MIDI interface can be used to create synthesized music.t/f

true

21) Laptops include sound integrated into the motherboard. t/f

false

22) Laptops with Windows Vista/7 installed support wireless sound connectivity, but not Windows XP. t/f

false

23) Joe Technician walks into a customerʹs office. Betty Fixerup had been there the day before and the computer still did not work. Joe tells the customer that Betty didnʹt go to the same school that he went to and didnʹt get much hands-on training, but that he would get things fixed. This attitude is an example of being reactive. t/f

true

25) Laptop speakers are commonly found along the side of the laptop.t/f

true

26) Adjust sound on an Apple iPad by using the General Settings icon.t/f

false

27) Integrated tablet microphones are enabled/disabled through the Settings/General Settings icon.t/f

false

3) On a CD, the area that separates the pits is a mountain. t/f

read write

3) When considering an optical drive with the numbers 52x22x52, the 22 is the ______ speed.

false

4) A 48X optical drive is faster than a 52X drive. t/f

buffer

4) An optical drive has _______ memory that holds extra data so the ODD receives a steady stream of data when writing.

true

5) If an optical drive uses the PATA IDE interface, the drive must be an internal unit. t/f

1

5) The DVD and BD region code for the United States and Canada is the number _______

false

6) An optical drive that has a 400ms access speed is faster than one with a 250ms access speed.

power

6) If you press the disk eject button on a newly installed ODD and nothing happens, you should check the _______ connector.

true

7) Optical drives are slower than hard drives. t/f

false

8) DVD+R drives can use both sides of the disc. t/f

true

9) Some optical drives can write to both Blu-ray discs and DVD-RW discs. t/f

D) Try the disc in another machine or try another CD in this computer.

A CD does not work in a computer. What is the first thing you should try in this situation? A) Replace the optical drive. B) Replace the cable. C) Use the DirectX diagnostics tool. D) Try the disc in another machine or try another CD in this computer. E) Use the Windows Games and Multimedia Troubleshooter link.

C) X factor

A classification method used for optical drives that is based on multiples of a standard transfer rate is called A) Average seek time B) Average access time C) X factor D) Buffering rate E) None of these answers are true.

B) Ask the customer to explain to you the purpose of the cable.

A customer comes into the computer store where you are working looking for a cable with which you are unfamiliar. The best course of action is for you to ____. A) Tell the customer you do not know what that is. B) Ask the customer to explain to you the purpose of the cable. C) Tell the customer there is no such cable. D) Refer the customer to the service desk. E) Ask your supervisor for assistance.

B) Blu-ray

A customer wants to install an optical drive to back up large amounts of data. Which media is best suited for this task? A) DVD+RW B) Blu-ray C) Magneto-optical D) DVD-R DL

D) A faster drive may not help because the system resources may limit its performance.

A customer with an older computer that has not had any hardware upgrades wants to install a newer, faster optical drive. What would you advise? A) The customer should purchase the fastest drive that uses minimal hard drive caching. B) The newer, the faster, the better. C) An external drive is always better for older machines. D) A faster drive may not help because the system resources may limit its performance. E) None of these are advice you should give.

A) As secondary slave

A technician has been asked to install a new PATA CD/DVD drive in a tower computer that currently has two PATA hard drives already installed. One hard drive is configured as primary master and is located in the bay closest to the motherboard. The second drive is configured as secondary master and is in the bay above the first hard drive. The only available bay is above the second drive and the only cable that will reach is the one that goes to the second hard drive. How will the technician configure the drive? A) As secondary slave B) As primary secondary C) As secondary master D) As primary slave

A, E

After inserting a writable optical disc into the drive, the technician notices that the drive is making a loud clicking noise. The technician pushes the eject button and the disc continues to spin. What two actions would be best for the technician to take? A) Use Windows Explorer to right-click on the drive and select Eject. B) Remove the computer cover and quickly disconnect the power connector from the drive. C) Remove the cover and quickly disconnect the data cable. D) Quickly remove the power cord from the computer. E) Use an extended paper clip to press into the eject hole.

C) Makes sure the sound is not muted from the computer's Play Control.

After installing a new set of speakers, you play an audio CD and no sound is emitted. What is the basic first thing to check? A) Check the external power cord for the speakers if applicable. B) Check the cabling for the speakers. C) Makes sure the sound is not muted from the computer's Play Control. D) Check to see whether the sound cardʹs driver is installed and enabled.

C) red; blue-violet

Although more expensive, to increase disk capacities, CD and DVD drive manufactures may someday switch from laser technology to laser technology. A) blue-violet; red B) white; blue C) red; blue-violet D) yellow; green

A) Blue-violet

Blu-ray drives use a laser. A) Blue-violet B) Red C) Infrared D) Infrablue

D. Uses flash memory and introduced by SanDisk

CF____ C. Smaller and lighter than CF and introduced by Toshiba D. Uses flash memory and introduced by SanDisk

B) 8.5 GB

DVD-9 has a storage capacity of A) 4.7 GB B) 8.5 GB C) 9.4 GB D) 17.1 GB

E) None of the above

Digital cameras resolutions are measured in . A) mHz B) PPS C) Photosensors D) Megarounds E) None of the above

B) IDE

For internal optical drives, what is the most common type of internal interface found today? A) SCSI B) IDE C) USB D) Firewire E) SAS

B) Watts

For speakers, amplification is measured in ...: A) Amps B) Watts C) KHz D) Volts

D) Use the scanner with no document loaded on the glass.

How can you test if the scanner glass is adequately clean? A) Shine a light on the scanner glass. If it reflects the light properly, the scanner is clean. B) Print a test page from the scanner properties. C) Load and scan a document that has both graphics and text. D) Use the scanner with no document loaded on the glass.

C) Not accepting responsibility

Joe Technician walks into a customerʹs office. Betty Fixerup had been there the day before and the computer still did not work. Joe tells the customer that Betty didnʹt go to the same school that he went to and didnʹt get much hands-on training, but that he would get things fixed. Of what trait is this an example? A) Being proactive B) Being reactive C) Not accepting responsibility D) Not having a good work ethic

C) Jumper configuration

Jose, the service technician, is replacing a CD/DVD drive. The drive is not recognized in BIOS or the operating system. What is the most likely problem? A) Bad cable B) Bad drive C) Jumper configuration D) Outdated or missing driver

A. Cheaper than SD and includes a model called reduced size

MMC A. Cheaper than SD and includes a model called reduced size B. Size of a postage stamp and uses flash memory

B, C, A

Match the drive specification with the description taking into consideration that the drive is a 40x/12x/48x drive. 40x 12x 48x A. Read-only speed B. Write speed C. Read/write speed

C. Smaller and lighter than CF and introduced by Toshiba

SmartMedia C. Smaller and lighter than CF and introduced by Toshiba D. Uses flash memory and introduced by SanDisk

A) The drive has a dirty laser lens or disc.

The ODD activity light flashes slowly and continuously, and the drive seems to act more sluggish. What is the most likely problem? A) The drive has a dirty laser lens or disc. B) The drive is going bad. C) The drive should be configured as master instead of slave. D) The buffers need to be flushed. E) The cache memory needs to be upgraded on the drive

C) Use the visor.

To prevent viewing from a Web cam, with many of them you have to . A) Attach to a S/PDIF port. B) Use the ʺBlankʺ button on the VoIP phone. C) Use the visor. D) Turn the camera around.

B) They require more work from the CPU.

USB speakers have the advantage of reducing the opportunity for interference. What is the potential drawback? A) They are slow and likely to produce lags in the music. B) They require more work from the CPU. C) They must remain close to the computer. D) They are expensive.

B) Gallery

What Android app could be used to see saved photos? A) Settings B) Gallery C) Photos D) Video

E) Camera

What Android or iOS app is used to take photos? A) Settings B) Gallery C) Photos D) Video E) Camera

A) CCDA

What Windows XP option, when enabled, allows sound to be output through the cable attached between the CD/DVD drive and the motherboard? A) CCDA B) Playback control C) S/PDIF D) Software decoder

B) JPEG and TIFF

What are the two most common digital camera file storage formats? A) GIF and TIFF B) JPEG and TIFF C) IMG and PIC D) TWAIN and IMG E) GPH and PCX

C) Photos

What iOS app could be used to see saved photos? A) Settings B) Gallery C) Photos D) Video

E) None of these codes are for the United States and Canada.

What is the DVD Region Code for the USA and Canada? A) 0 B) 2 C) 3 D) 6 E) None of these codes are for the United States and Canada.

D) 48KHz

What is the DVD required sampling rate for audio output? A) 20KHz B) 22KHz C) 44KHz D) 48KHz E) None of the above

C) TWAIN

What is the driver used with a scanner so that other applications can access the scanner? A) JPG B) GIF C) TWAIN D) DOC E) IMG

D) 44KHz

What is the frequency response for 16-bit sound cards used with a CD/DVD drive? A) 10KHz B) 22KHz C) 20KHz D) 44KHz

A) Shielding

What is the process called that canceled out the magnetic interference with speakers and other devices? A) Shielding B) Buffering C) Insulating D) RMS

A) Center speaker or subwoofer

What normally connects to an orange speaker port? A) Center speaker or subwoofer B) Left speaker C) Microphone D) Analog input

C) Shielding

What part of a speaker cancels out the magnetic interference and keeps the interference away from other devices? A) Power rating B) Frequency response range C) Shielding D) Insulation

C) Frequency response

What term is used to describe the number of samples a sound card takes to create the reproduction of the original sound? A) Analog-to-digital conversion rate B) Power rating C) Frequency response D) Signal to noise ratio

C) The edge

When inserting a disc into an optical drive, handle the disc by . A) The sleeve B) Holding the disc protect notch C) The edge D) Using the case

B) Disable the onboard sound.

When installing a sound card on a motherboard that has built -in sound capability, what should you do before you install the sound card? A) Nothing if the sound card is PnP. B) Disable the onboard sound. C) Attach a cable from the sound card to the motherboard sound ports. D) Upgrade the motherboard. E) Upgrade the motherboard BIOS.

B) Device Manager

Which Windows tool would be used to verify that an optical drive is recognized by the system? A) BIOS B) Device Manager C) Disk Management D) Services

D) PATA

Which interface cannot be used for an external CD/DVD drive? A) USB B) SCSI C) IEEE 1394 D) PATA

B) IEEE 1394

Which interface would be the fastest to use to transfer photos from a camera to a Windows XP-based PC if the camera has two ports? A) USB 2.0 B) IEEE 1394 C) eSATA II D) IEEE 1496

A) An optical drive with a 200ms access speed is faster than one with a 90ms access speed.

Which of the following is FALSE? A) An optical drive with a 200ms access speed is faster than one with a 90ms access speed. B) Optical drives are slower than hard drives. C) The data on a single -sided disc is found on the side opposite the label. D) Optical drives can be external devices. E) All these answers are true.

B) A CD cleaning cloth should be used in a circular motion.

Which of the following is FALSE? A) CDs have a protective coating to protect the data storage and may function with a small amount of dirt or light scratches. B) A CD cleaning cloth should be used in a circular motion. C) Some CD drives have a self -cleaning laser lens. D) Some DVD-R disks can use two sides.

D) The amount of memory on the video adapter

Which of the following is NOT a factor in writing backup data to an optical disc? A) The amount of buffering in the drive B) The available hard drive space C) The amount of RAM in the computer D) The amount of memory on the video adapter

D) .AVI

Which of the following is NOT a file extension for a purely audio file? A) .MID B) .WAV C) .MP3 D) .AVI

D) MIDI

Which of the following is NOT an available interface for CD and DVD drives? A) SCSI B) IDE C) USB D) MIDI

B) Adding buffer memory within the drive

Which of the following is a method that optical drive manufacturers have used to increase transfer rates? A) Increasing RAM on video cards B) Adding buffer memory within the drive C) Minimizing hard drive caching because the CD-ROM is faster D) By reducing the allowable colors and resolution for video E) None of these are methods used for this purpose.

C) Expandability

Which of the following is an advantage of a SCSI interface over an IDE interface for CD and DVD drives? A) Price B) Availability C) Expandability D) Ease of replacement

D) Being proactive

Which of the following is one of a technicianʹs greatest assets? A) Sense of humor B) Big smile C) Easy going attitude D) Being proactive

C) Audio CDs played through a headphone jack on the front of an optical drive are as good as stereo.

Which of the following statements is FALSE? A) DVDs require a 48KHz sampling rate. B) An optical drive connected to a PATA IDE motherboard connector may also be able to connect to the sound card and play sounds using it. C) Audio CDs played through a headphone jack on the front of an optical drive are as good as stereo. D) Sound cards require a device driver.

A) Laser lens

Which part of the optical drive is responsible for reading information? A) Laser lens B) Laser cathode C) Prism D) Reflective coating

C) Use accepted industry terms to explain the problem and solution.

Which technique is NOT recommended when explaining a repair procedure you are about to perform to a computer? A) Limit the amount of technical information given to the customer to what they need to know. B) Draw a diagram to explain the problem. C) Use accepted industry terms to explain the problem and solution. D) Stay focused on explaining the issue at hand. E) Use an analogy to explain the process.

D) Check cables and jumpers.

You have just installed an internal ODD. When you open Windows Explorer, no drive letter is assigned to the drive. What will you do next? A) Replace the drive. B) Partition the drive. C) Format the drive. D) Check cables and jumpers. E) Replace the cable.

B. Size of a postage stamp and uses flash memory

microSD A. Cheaper than SD and includes a model called reduced size B. Size of a postage stamp and uses flash memory