Answer: A. > interesting.txt
Explanation: From the command line, one can perform numerous tasks from navigating into a directory, creating a new directory, deleting files, create files, modify files and so on using simple commands. In the scenario above, after using a common which is used to produce an output on the screen, such as the 'echo' command, one may wish to save the file giving the user the ability to access the file later. Since it is stated the file name 'interesting.txt' given to the file does not currently exist, appending the sign > saves the file. If the filename already exists, it will overwrite the existing content.
Answer:
A
Explanation:
A hacker searching for open ports denotes vulnerability of computer (to hacking).
Cheers
the function and loop will be
def factorial(x):
total = 1
if x != 1 and x != 0:
for i in range(x,1,-1):
total *= i
return total
Answer:
B. Change the router's default administrative password
Explanation:
The best way to prevent any unauthorized use is to change the password to something more secure using 12 minimum characters and including number, symbols, upper and lower case.
Subscript
Reference: Chapter 5 of 'An Object-Oriented Approach to Programming Logic and Design's by Joyce Farrell
