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Author Question: Which of the following represents unknown data in a data column? A) Empty String B) A zero value ... (Read 20 times)

oliviahorn72

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Which of the following represents unknown data in a data column?
 
  A) Empty String
  B) A zero value
  C) A NULL
  D) Both A and B

Question 2

The _________ is the transport level port number which defines applications such as SNMP or TELNET.
 
  A) Source IP address
 
  B) IP protocol field
 
  C) Source and destination transport level address
 
  D) Interface



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Pswine

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Answer to Question 1

C

Answer to Question 2

C





 

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