When Two or More Computer Systems Are Linked Together and Are

question 34

Multiple Choice

When two or more computer systems are linked together and are geographically close together, what type of network is this?

• A) WAN
• B) OCR
• C) LAN
• D) PDA
• E) VPN

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Definitions:

Stretching Frequency

A measure of how often a chemical bond undergoes a vibration between atoms, used in IR spectroscopy to help identify functional groups.

IR Spectroscopy

A technique used in chemistry to identify molecules based on the absorption of infrared radiation at different wavelengths.

IR Spectroscopy

A technique used in chemistry to identify molecular structures based on the absorption of infrared radiation, which causes vibrational and rotational transitions in molecules.

IR Absorptions

The process by which molecules absorb specific frequencies of infrared light, causing transitions in their vibrational energy levels, useful for molecular identification.