Which of the Following Statements Is True

question 32

Multiple Choice

Which of the following statements is true?

• A)Once a hypothesis has been proposed,it can never be challenged.
• B)A valid scientific hypothesis is self-evident and does not need to be tested by experimentation.
• C)The scientific method or process can help people make informed medical and environmental decisions.
• D)If properly designed,experiments always prove hypotheses to be wrong.

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Definitions:

Logging On

The process of gaining access to a computer system or service by entering credentials, typically a username and password.

NOS

Stands for Network Operating System, which is software that manages network resources and enables computers within the network to communicate and share data.

NIC

Stands for Network Interface Card, a computer hardware component that connects a computer to a network.

CSMA/CD

The method used on Ethernet networks to avoid data collisions; short for carrier sense multiple access with collision detection. A node connected to the network uses carrier sense to verify that no other nodes are currently transmitting data signals.