25. Which of the following is false? A. Imaging/ Video input devices are used to

Question

25. Which of the following is false?

A. Imaging/ Video input devices are used to digitize images or videos from the outside world into the computer.

B. Audio input devices are used to either capture or create sound.

C. In some cases, an audio output device can be used as an input device, in order to capture produced sound.

D. None of the above.

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26. A USB Port is really a Hardware Interface that connects only Output Devices.

A. Yes

B. No

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28. What type of output device is a Sound Card?

A. MIDI Device

B. Audio Output Device

C. Multimedia

D. Display Device

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35. When your computer slows down it is likely that you may be..

A. Running out of ROM

B. Running out of RAM  

C. Have too much RAM

D. Have too much ROM

Explanation / Answer

25. Which of the following is false.?

Ans- "Audio input devices are used to either capture or create sound" is false. Audio input devices are used to capture sound.

26. A USB is really a hardware interface that connects only Output Devices.

Ans- No. The USB can be used to connect computers with both input and output devices or peripherals.

28. What type of output device is a sound card?

Ans- Audio Output Device. A sound card is an IC for producing sound on a computer that can be heard through speakers or headphones.

35. When your computer slows down it is likely that you may be..

Ans- Running out of RAM. When the computer is running out of RAM, it starts utilizing hard drive space for "Virtual Memory".And the problem with this is read and write operation speed is very slow as compared to read and write speed of RAM. The more Virtual memory used, the slower computer will run.

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