Computer - Input Devices
Keyboard.
Mouse.
Joy Stick.
Light pen.
Track Ball.
Scanner.
Graphic Tablet.
Microphone.
Computer - Output Devices
Monitor.
Printer.
Headphones.
Computer Speakers.
Projector.
GPS.
Sound Card.
Video Card.
total = 0
numerator = 1
denominator = 1
while denominator != 20:
total += numerator/denominator
denominator+=1
print(total)
I wrote my code in python 3.8. I hope this helps.
Answer:
6048 hours is required to guarantee access to the database
Explanation:
If a password contains 8 distinct digits, then there are P(10,8) permutations possible
P(10,8)=10! / (10-8)! = 10!/2! = 1814400
Since it takes 12 seconds to try one combination,
1814400×12 = 21772800 seconds is required to guarantee access to the database. This is 