You Have a /Tmp/data Directory Containing the Files

question 66

Multiple Choice

You have a /tmp/data directory containing the files .file, file1, and file2. You want to copy the file1 and file2 files only to the /data-old directory that already exists. In a terminal window, which command accomplishes this?

• A) cp /tmp/data /data-old
• B) cp /tmp/data/./data-old
• C) cp /tmp/data/* /data-old
• D) cp /tmp/data/? /data-old

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Definitions:

Marginal Revenue

Marginal Revenue is the additional income generated from selling one more unit of a good or service.

Profit-maximizing Level

The point at which a business achieves the highest profit, where marginal cost equals marginal revenue.

Market Demand

The sum of all the quantities of a good or service demanded per period by all the households buying in the market for that good or service.

Total Revenue

The total income a firm receives from selling its goods or services, calculated as the price per unit times the number of units sold.