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Oksi-84 [34.3K]
3 years ago
15

To securely erase data, the u.s. department of defense suggests that the data be overwritten ________ times.

Computers and Technology
1 answer:
Stels [109]3 years ago
4 0
The course that will tackle this topic is computers and technology. The answer to the given problem above is "7".

To securely erase date, the United States department of defense suggest and propose that the data can be overwritten 7 times.
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Package Newton’s method for approximating square roots (Case Study 3.6) in a function named newton. This function expects the in
notka56 [123]

Answer:

import math

#Initialize tolerance

tolerance = 0.000001

def newton(x):

   """ Returns the square root of x """

   #Performs the successive approximations

   estimate = 1.0

   while True:

       estimate = (estimate + x / estimate) / 2

       difference = abs(x - estimate ** 2)

       if difference <= tolerance:     # Break out of loop if difference is less than tolerance

           break            

       return estimate     # While the difference value is > TOLERANCE, the process continues

def main():

   """Allows the user to obtain square roots."""

   while True:

       #Receive the input number from the user

       x = input("Enter a positive number or enter/return to quit: ")

       if x == "":     #if user presses "Enter" then exit the program

           break       # Otherwise, continue the process of allowing new numbers

       x = float(x)

       #Output the result

       print("The programs estimate of the square root of ", x, "is ", round(newton(x),2))

       print("Python's estimate: ", math.sqrt(x))

main()

8 0
3 years ago
Write a program that allows the user to navigate the lines of text in a file. The program should prompt the user for a filename
pickupchik [31]

Answer:

Explanation:

iname=input("Enter the file name: ")

inputfile=open(iname,'r')

lines=[]

for line in inputfile:

lines.append(line)

inputfile.close()

print("The file has ",len(lines)," lines")

while True:

linenumber=int(input("Enter the line number or 0 to quit: "))

if linenumber==0:

break

elif linenumber > len(lines):

print("Error: line number must be less than ", len(lines))

else:

print(linenumber, " : ", lines[linenumber - 1])

7 0
3 years ago
2.<br> The force of impact is
NNADVOKAT [17]

Answer:

lực ( Tiếng Anh : force ) là bất kỳ ảnh hưởng nào làm một vật thể chịu sự thay đổi, hoặc là ảnh hưởng đến chuyển động, hướng của nó hay cấu trúc hình học của nó.

Explanation:

7 0
3 years ago
legacy application that has hard-coded static IP addresses and is running on an EC2 instance, what is the best failover solution
AlladinOne [14]

Answer:

Elastic IP address

Explanation:

Elastic IP addresses are static, persistent public IP addresses which can be associated and disassociated with the instance, as required.

This will provide the best failover solution that will keep same IP address on a new instance.

6 0
3 years ago
Why are 90% of questions not being answered im scrolling through the questions. Most are not being answered except the easy ques
Anna [14]
I actually have this problem all the time. Rarely any of my questions get answered and I see this happening to other people all the time. It's crazy. 
5 0
3 years ago
Read 2 more answers
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