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$1.$ The addition of$1.$ The addition of a redundant constraint lowers the isoprofit line.

Group of answer choices

TRUE $/$ FALSE

$2.$ Production scheduling is amenable to solution by LP because it is a problem that must be solved on a regular basis.

TRUE $/$ FALSE

$3.$ Which of the following does not represent a factor a manager might typically consider when employing linear programming for a production scheduling?

Group of answer choices

space limitations

risk assessment

labor capacity

product demand

$4.$ Resource mix problems use LP to decide how much of each product to make, given a series of resource restrictions.

TRUE $/$ FALSE

$5.$ The corner point solution method

Group of answer choices

requires that the profit from all corners of the feasible region be compared.

will always provide one, and only one, optimum.

will yield different results from the isoprofit line solution method.

requires that all corners created by all constraints be compared.

$6.$ A typical constraint in the portfolio selection problem formulated in LP would be to maintain risk below some specified amount.

TRUE $/$ FALSE

$7.$ The mathematical theory behind linear programming states that an optimal solution to any problem will lie at a$($n$)\_\_\_\_\_\_\_\_$ of the feasible region.

Group of answer choices

interior point or extreme point

interior point or center

maximum point or minimum point

corner point or extreme point

$8.$Management resources that need control include machinery usage, labor volume, money spent, time used, warehouse space used, and material usage.

Group of answer choices

FALSE

$9.$ In a minimization problem, the isocost line slides down and to the left through a feasible region to reflect decreasing costs.

TRUE $/$ FALSE

$10.$One of the assumptions of LP is "proportionality."

TRUE $/$ FALSE

$11.$ Infeasibility in a linear programming problem occurs when

Group of answer choices

the feasible region is unbounded.

a constraint is redundant.

there is no solution that satisfies all the constraints given.

more than one solution is optimal.

$12.$ The linear programming truck loading model always results in a practical solution.

Group of answer choices

FALSE $/$ TRUE

$13.$ When a constraint line bounding a feasible region has the same slope as an isoprofit line

Group of answer choices

a condition of infeasibility exists.

an error has been made in the problem formulation.

there may be more than one optimum solution.

the problem involves redundancy.

$14.$ A straight line representing all non$-$negative combinations of X$1$ and X$2$ for a particular profit level is called a$($n$)$

Group of answer choices

sensitivity line.

profit line.

objective line.

isoprofit line.

$15.$ The linear programming model of the production scheduling process is usually used when we have to schedule the production of multiple products, each of which requires a set of resources not required by the other products, over time.

Group of answer choices

TRUE $/$ FALSE

$16.$ A media selection LP application describes a method in which media producers select customers.

Group of answer choices

FALSE$/$TRUE

$17.$ Which of the following is considered a decision variable in the production mix problem of maximizing profit?

Group of answer choices

the selling price of each product

the number of product types to offer

the amount of raw material to purchase for production

the amount of each product to produce

$18.$ There are no limitations on the number of constraints or variables that can be graphed to solve an LP problem.

Group of answer choices

TRUE$/$FALSE

$19.$ Which of the following is considered a decision variable in the media selection problem of maximizing audience exposure?

Group of answer choices

the overall advertising budget

what types of ads to offer

the number of ads of each type

the amount spent on each ad type

$20.$ If a linear programming problem has alternate solutions, the order in which you enter the constraints may affect the particular solution found.

Group of answer choices

TRUE $/$ FALSEa redundant constraint lowers the isoprofit line.

Group of answer choices

TRUE $/$ FALSE

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