Consider an Old Fashioned Telephone Booth That Can Be Occupied

question 73

Multiple Choice

Consider an old fashioned telephone booth that can be occupied by one person at a time. Suppose one person went in and dialed a part of her number, and had to leave the booth. A second person went in and dialed a part of his number, and before the number was fully dialed, a connection to some other phone was made. What Java threads analogy would prevent this undesirable scenario?
I Acquire the lock prior to entering the booth
II Dial a complete number when inside the booth
III Hang up the phone and release the lock upon exiting the booth

• A) I
• B) I and II
• C) I and III
• D) I, II and III

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Definitions:

Dividend Payout Ratio

A financial metric that shows what percentage of a company's earnings are distributed to shareholders as dividends.

Additional Debt

Borrowing more funds in addition to existing debt, which can increase a company's leverage and financial risk.

Operating Capacity

The maximum output that a company can produce under normal conditions within a given period using its existing resources.

Dividend Payout Ratio

A financial metric that shows the percentage of a company's earnings paid out to shareholders as dividends.