What are two common high-bandwidth fiber-optic media standards? (Choose two.)

What are two common high-bandwidth fiber-optic media standards? (Choose two.)

• ANSI
• ATM
• ITU
• SDH
• SONET

Explanation: SDH and SONET are high-bandwidth fiber-optic standards that define how to transfer data, voice, and video communications using lasers or light-emitting diodes (LEDs). ATM (Asynchronous Transfer Mode) is a Layer 2 technology. ANSI (American National Standards Institute) and ITU (International Telecommunication Union) are standards organizations.

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