What is meant by the term ciphertext when used in encryption?

Encryption and Data Transmission Quiz

Quiz
•
Computers
•
10th Grade
•
Hard
Nesrine BERRAHMOUNE
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
an encryption or decryption algorithm
an encrypted message
a type of session key
another name for plaintext
text following an encryption algorithm
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When carrying out asymmetric encryption, which of the following users would keep the private key?
the sender
the receiver
both sender and receiver
all recipients of the message
none of the above
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In encryption, which of the following is the term used to describe the message before it is encrypted?
simpletext
plaintext
notext
ciphertext
firsttext
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is the biggest disadvantage of using symmetric encryption?
it is very complex and time consuming
it is rarely used anymore
the value of the key reads the same in both directions
it only works on computers with older operating systems
there is a security problem when transmitting the encryption key
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is the correct name for a form of encryption in which both the sender and the recipient use the same key to encrypt and decrypt?
symmetric key encryption
asymmetric key encryption
public key encryption
same key encryption
block cipher encryption
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What of the following is the final number in a code, which is calculated from all the numbers in the code; its purpose is to find errors in data entry?
parity check
checksum
check digit
cyclic redundancy check
parity bit
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a form of error detection that makes use of a system of acknowledgements and timeouts?
automatic repeat request
parity bit
echo check
cyclic redundancy check
check digit
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