John Is Using a TV Tuner Card on His Computer

question 163

Multiple Choice

John is using a TV tuner card on his computer. On starting the TV tuner application, he is able to get good video but no audio at all. However, he is able to play music from the audio files stored on his computer. Which of the following could resolve this issue?

• A)Connect the line in from the TV tuner to the line out of the audio port/sound card.
• B)Connect the line in from the TV tuner to the line in of the audio port/sound card.
• C)Connect the line out from the TV tuner to the line out of the audio port/sound card.
• D)Connect the line out from the TV tuner to the line in of the audio port/sound card.

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Definitions:

Configuration

The fixed arrangement of atoms in a molecule that cannot be changed without breaking chemical bonds, different from conformation.

Asymmetric Carbon

A carbon atom bonded to four different groups or atoms, leading to chirality and optical activity in molecules.

Optical Activity

The ability of a substance to rotate the plane of polarization of polarized light, a property of chiral molecules.

Specific Rotation

A measure of the degree to which a chiral compound can rotate plane-polarized light, specific to the compound's concentration and temperature.