This topic contains a solution. Click here to go to the answer

Author Question: Which of the following represents unknown data in a data column? A) Empty String B) A zero value ... (Read 24 times)

oliviahorn72

  • Hero Member
  • *****
  • Posts: 579
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



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Pswine

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

C

Answer to Question 2

C





 

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

Your heart beats over 36 million times a year.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

For a complete list of videos, visit our video library