Answer: Passive
Explanation: Passive scanning is the process that scans the possibility of the risk that can arise while data is received starting port to the destination. It does the scanning between the server and the client software to define vulnerability .
It cannot work in those network which don't persist the traffic.No false data that is present in the application is detected by it if the data is unclear.
<u>Some recommend way to prove the authenticity of an email:</u>
- The coworker as truthful to the company or organization he or she has to check where the same mail is sent long back to the same sender.
- If search on emails sent item if he sends it will be well and good. Some time backup the mail will be help to proven authenticity of an email.
- Sometimes once mail is downloaded into ms-outlook or lotus domino some time mail persists in the mail server.
- He or she can coordinate with the mail server administrator to possible get a log file of sending mail and he can proceed as a record to management.
Answer:
22.5 s is the correct answer to the given question .
Explanation:
Given that
For light:
We know that speed of light c
We know that

For thunder :
Speed of sound ,v=332 m/s

Therefore the difference between time is given as follows

22.5 is the answer
Answer:
C
Explanation:
ive been doing this same one so its C
Answer:
The correct answer to the following question will be Option B.
Explanation:
<u>Open System interconnection:</u>
- A practical and conceptual layout that describes network communication that will be used by the systems that are accessible to interconnection as well as other systems, is called the OSI model. This may also be referred to as the OSI model with seven layers.
- The OSI model aims to direct developers and creators so that they would modularize with the wireless communication devices and computer programs they build, and to promote a consistent structure that defines the features of a network or telecom system.
Therefore, Option B is the right answer.