MENU
A ____________cipher basically means it isusing a fixed key which replaces the message with a pseudorandom string of characters. It is basically the encryption of each letter one at a time.
What is the cipher type?
Suggested Answer: A
Get Premium CBSA Questions
as Interactive Web-Based Practice Test or PDF
Real Exam Format
Detailed Explanations
Instant Access
Get Your Practice Test
31 comments · newest first
CH
Chantell
12 months ago
Really? I thought it was more complex than that.
EL
Elvera
12 months ago
Nope, Stream is the right one!
TA
Tawny
12 months ago
Wait, isn't that a Block cipher?
BR
Brock
1 year ago
Agreed, it processes one letter at a time.
KI
Kimberely
1 year ago
It's definitely a Stream cipher!
OL
Olive
1 year ago
I thought RSA was a type of cipher too, but it seems more complex than just replacing letters one at a time.
LA
Lamonica
1 year ago
I practiced a similar question, and I believe Stream ciphers are the ones that use a fixed key for each letter.
FL
Floyd
1 year ago
I'm not so sure, but I remember something about Block ciphers processing data in fixed-size blocks.
CR
Cruz
1 year ago
I think the answer might be Stream cipher since it encrypts data one bit at a time, right?
AI
Aileen
1 year ago
Hmm, this seems straightforward enough. I'm pretty sure the correct codes are V30.00 for the newborn, 599.0 for the UTI, and 041.4 for the E. coli infection. I'll double-check, but I think option C is the right answer.
CO
Corinne
1 year ago
I vaguely remember discussing Service Abstraction in relation to contracts in our lectures. Could that be the answer?
TA
Tanesha
1 year ago
I'm leaning towards option B as well. The nested 'where' statement inside the main 'where' clause seems to indicate a nested operator is being used.
TO
Tonette
1 year ago
Remember, these questions test your understanding of financial concealment tactics. Think about ways someone could obscure fund origins.
GI
Gilma
1 year ago
Haha, I bet the answer is 'D' just to mess with us. RSA is always the answer, right?
SY
Sylvie
1 year ago
You guys are overthinking this. It's clearly a stream cipher, just like the question says.
DA
Danica
1 year ago
B) Block
RO
Roosevelt
1 year ago
Exactly, it's a stream cipher.
LE
Leatha
1 year ago
A) Stream
AR
Aracelis
1 year ago
Nah, that sounds more like a stream cipher to me. Those use a fixed key and encrypt the message character by character.
SH
Shaniqua
1 year ago
Stream ciphers are great for encrypting data in real-time. They work well with fixed keys like you mentioned.
LA
Lai
1 year ago
Yeah, stream ciphers are known for encrypting data bit by bit. It's definitely not a block cipher.
LA
Lashawn
1 year ago
Definitely a stream cipher, it replaces the message with a pseudorandom string of characters.
LI
Lisha
1 year ago
I agree, it does sound like a stream cipher. It encrypts each letter individually with a fixed key.
JU
Juan
1 year ago
Yeah, stream ciphers use a fixed key and encrypt character by character.
SH
Shasta
1 year ago
I agree, it does sound like a stream cipher. It encrypts each letter individually.
SU
Susana
2 years ago
Hmm, this one's tricky. I think it's a block cipher, since it mentions encrypting each letter one at a time.
RE
Ressie
1 year ago
Yeah, it makes sense with the description given.
LE
Lennie
1 year ago
I think it's a block cipher too.
EA
Earnestine
2 years ago
I'm not sure, but I think Block cipher could also work since it encrypts one block of data at a time.
BE
Bettina
2 years ago
I agree with Belen, Stream cipher makes sense for this description.
BE
Belen
2 years ago
I think the cipher type is Stream.