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Physical Science

1. What kind of code is generally used for sending digital information.
A. binary code continuous waves
B. Binary 1s and 0s
C. Analog code continuous waves
D. Analog code 1s and 0s

2. Which statement describes a drawback of digital medical records over paper records?
A. Digital records would be less safe if there was a fire.
B. Digital medical records might be impossible to access in a power outrage.
C. Digital records may be more difficult to read than handwritten records.
D. Digital records have no way to limit access to private information.

3. Which statement is a fair comparison of the advantages and disadvantages of paper versus digital financial records?
A. Digital records are easier to store.
B. Digital records are easier to access if they are nearby.
C. Digital records are easier to permanently destroy.
D. Paper records are easier to send to another person.

4. Which phrase describes analog signal and not a digital signal?
A. Binary code
B. Smooth sinusoidal waves
C. Discrete units of transmission
D. Very little noise

My answers:

1. C
2. D
3. A
4 B or C?

  1. 👍
  2. 👎
  3. 👁
  4. ℹ️
  5. 🚩
  1. Digital and Analog systems quick check,

    1. binary code 1s and 0s
    2. Digital medical records might be impossible to access in a power outage
    3. Digital records are easier to store
    4.smooth sinusodial waves

    If you use these answers its a 4/4

    1. 👍
    2. 👎
    3. ℹ️
    4. 🚩

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