Author Question: Which of the following is a part of a computer system designed to detect intrusion and to prevent ... (Read 57 times)

vinney12

  • Hero Member
  • *****
  • Posts: 586
Which of the following is a part of a computer system designed to detect intrusion and to prevent unauthorized access to or from a private network?
 
  A) firewall
  B) cookie
  C) botnet
  D) honeypot
  E) spam filter

Question 2

In SQL Query Analyzer, the statement used to display employees' social security numbers and
  names that don't have any jobs assigned to them, would be which of the following?
 
  A) Select employee.ssn, employee.name From employee Where employee.ssn Not In (Select
  Distinct job.ssn From job)
  B) Select employee.ssn, employee.name From employee Where employee.ssn In (Select
  Distinct job.ssn From job)
  C) Select employee.ssn, employee.name From job Where employee.ssn Not In (Select Distinct
  job.ssn From job)
  D) Select employee.ssn, employee.name From job Where employee.ssn Not In (Select Distinct
  employee.ssn From employee)



blazinlyss

  • Sr. Member
  • ****
  • Posts: 333
Answer to Question 1

A

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

For a complete list of videos, visit our video library