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Verdich [7]
3 years ago
6

What is a fire wall and how does it work

Computers and Technology
1 answer:
valentina_108 [34]3 years ago
3 0

Answer:

Firewalls are software or hardware that work as a filtration system for the data attempting to enter your computer or network. Firewalls scan packets for malicious code or attack vectors that have already been identified as established threats.They are useful to protect and keep your data secured and safe.They can detect hacker id's and won't let them access your data with passwords.Hope this answer helps

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Write a short program using Python that will:
Alexxx [7]

Answer:

// program in Python to check perfect number

#function to find number is perfect or not

def is_Perfect_Number(n):

   #total variable

   tot = 1

   i = 2

   #sum of all divisor of number

   while i*i<=n:

       if n%i==0:

           tot = tot + i + n/i

       if tot == n and n != 1:

           return 1

       i = i+1  

   return 0

#read until user enter a perfect number

while True:

   #read integer

   num = int(input("Input an integer: "))

   #call the function

   if(is_Perfect_Number(num)):

       print(num,"is perfect number")

       #if perfect number break

       break

   else:

       print(num,"is not a perfect number")

       #ask again

   print("try again.")

Explanation:

Read number from user and then call the function is_Perfect_Number() with  parameter "num".This will find the sum of all divisor of number.If sum is  equal to number then it will return 1 else return 0.If the number is not  perfect then it will again ask to enter a number until user enter a perfect  number.

Output:

Input an integer: 24

24 is not a perfect number                                                                                                

try again.                                                                                                                

Input an integer: 28                                                                                                      

28 is perfect number

6 0
3 years ago
Top/Bottom Rules allow a user to apply conditional formatting to cells that fall within the top or bottom numbers or percentile.
Aliun [14]

C. TRUST

Explanation:

7 0
3 years ago
Read 2 more answers
The Quake, One of the first fully 3D games was released in the year? 1986 1996 1995​
kipiarov [429]
It was released in 1996
5 0
3 years ago
What are the pieces of information that describe the appearance of a cells content
Allushta [10]

Answer:

Information about the parts of a cell, its location and role will help describe the appearance of a cell's content.

Organelles are cell structures that include the nucleus, cytoplasm, cell membrane among others. One can view these using a light microscope.

1. Cell Membrane is a fluid mosaic. It is the outer boundary of the cell.

2.Cytoplasm is the fluid inside the cell. It is located between the nucleus and the cell membrane.

3.Nucleus is the control center of the cell and is located at the center.

4 0
3 years ago
Enter just the letter of the correct answer
Viefleur [7K]

Answer:

C. WDS

Explanation:

DND is for rolling dice and arguing about alignments

WiFi Analyzer just monitors your WiFi's stats and health

--> WDS lets you wirelessly connect two routers for larger range

DHCP is for IP address distribution.

3 0
3 years ago
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