17.5. Review Questions

  1. What reason is a benefit to putting your voice onto the IP network?

    1. Lower cost

    2. Higher cost

    3. Less bandwidth used

    4. Data separated

  2. What device provides central control for call control?

    1. Gateway

    2. Call agent

    3. MCU

    4. DSP

  3. What type of interface in a gateway allows you to connect an analog phone?

    1. E&M

    2. FXO

    3. FXS

    4. T1

  4. What type of interface allows you to connect a gateway to a PBX?

    1. E&M

    2. FXO

    3. FXS

    4. T1

  5. What device controls a call in the distributed call control setup?

    1. Call agent

    2. MCU

    3. Gateway

    4. Voice gateway

  6. What is the first step in the process of converting an analog signal to a digital signal?

    1. Sampling

    2. Quantizing

    3. Encoding

    4. Compression

  7. What can be done to data to reduce the amount of information being sent?

    1. Smashing

    2. Coding

    3. Compression

    4. Sampling

  8. What does QoS do for your voice traffic? ...

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