A Message Which Contains a Digital Signature

question 116

Multiple Choice

A message which contains a digital signature

• A) must be encrypted along with the signature.
• B) must be sent once as plaintext and once as ciphertext if no message digest exits.
• C) does not have to be encrypted when a message digest is used as a digital signature.
• D) Answers B and C are correct.

Understand how language acquisition reflects cognitive development.

Identify the mechanisms by which children acquire language and the factors influencing it.

Understand the key terms and concepts related to infant language and speech development.

Recognize various methods and styles of fostering cognitive and language development in children.

---

Definitions:

Basic Assumption

An underlying principle or idea that is accepted as true without proof, forming the basis for further reasoning or behavior.

Level Of Investment

The amount of spending by businesses on capital goods, such as factories and machinery, which can influence economic growth.

Keynes

Refers to John Maynard Keynes, an economist famous for his ideas that in times of low demand, public sector investments are critical to economic stability and growth.

Macroeconomic Policies

Strategies and initiatives implemented by a government or monetary authority to control and improve the overall performance of the economy, including monetary, fiscal, and trade policies.