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What is true about the term ‘cipher’? (Select the best answer choice.)

Which of the following real-life scenarios requires confidentiality? (Select all that apply.)

Which of the following encryptions provides the notion of ‘perfect security’? (Select the best answer choice.)

Kerckhoffs’s second principle essentially states that security should not rely on the secrecy of an encryption algorithm. Why trying to keep the secrecy of the encryption method will not work? (Select all that apply.)

17 and 27 are                       .(Select all that apply)

If the GCD (greatest common divisor) of two numbers is 1, then they are __________.

The process of learning to adapt one’s behavior to the presence of the drug is known as

Confabulation is associated with Korsakoff’s psychosis.

Which type of macromolecule is an informational molecule which has the “code for life”  the hereditary material?

Which organelle is like the UPS of the cell?  It can sort and package molecules for shipping or storage?