In Unified Modeling Language (UML)primary Keys May Be Blank

question 21

True/False

In Unified Modeling Language (UML)primary keys may be blank.

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Definitions:

Flexible Budgets

Budgets that adjust or flex according to changes in activity levels or other factors that influence operating expenses.

Unfavorable Variance

A situation where actual costs exceed budgeted or expected costs.

Efficiency Variance

The difference between the actual input used in production and the standard input that was expected to be used.

Spending Variance

The difference between the actual amount spent and the budgeted amount for a category or period, indicating over or underspending.