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Worksheets1.3 OCR Networks Lesson 8
Total questions: 20
Worksheet time: 40mins
Question 1: What does HTTPS stand for? (1-4)
Hypertext Transfer Protocol Secure
Hyper Text Protocol Secure
Hidden Text Transfer Protocol Station
Hypertext Transfer Protocol Station
Question 6: Where is a MAC address stored? (5-6)
In the computer
On the NIC
As a list in the router
In the modem
On the Internet
Question 9: A MAC Address is usually recorded in (5-6)
Binary
Denary
Floats
Hexadecimal
Question 10: Which of these is NOT a real IP address? (7-9)
192.168.2.156
192.168.2.1
192.168.2.200
192.168.2.328
Convert "GJGB" cipher-text back into plain text using the key: 1
FIFA
HKHC
EHEZ
JMER
A cipher is _________________________.
a person who makes up secret codes
an algorithm that is used to scramble text so that it can be passed in secret
a lock that can be used to lock a message in a lock box
any puzzle, such as a crossword or Sudoku puzzle
A Caesar cipher is an example of a ______________________.
transposition cipher
bimodal cipher
substitution cipher
substantial cipher
Who was the first know user of the Caesar Cipher?
Caesar Romanus
Julius Caesar
Alan Turing
There isn't one
In Cryptography, original message, before being transformed, is called
Simple Text
Plain Text
Cipher Text
Filled Text
An encryption algorithm transforms plain text into:
Cipher text
Simple Text
Empty Text
Plain Text
The _______ is a number or a set of numbers on which the cipher operates.
secret
cipher
key
none of the mentioned
The process of converting a ciphertext into plaintext.
encryption
decryption
plaintext
cryptography
TRUE or FALSE
Encrypted passwords will provide guaranteed protection from hacking
TRUE
FALSE
Taking a secret message and reproducing the original plain text is known as?
Caesar Cipher
Encryption
Cipher Text
Decryption
