SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Operations Research
Start Test
Study First
Subject
:
business-skills
Instructions:
Answer 31 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. An equation or inequality that rules out certain combinations of decision variables as feasible solutions.
Redundant Constraint
Extreme Point
Constraint
Reduced Cost
2. The amount by whcih an objective function coefficient would have to improve (increase for a maximization problem - decrease for a minimization problem) before it would be possible for the corresponding variable to assume a positive value in the opti
Reduced Cost
100 percent Rule
Sunk Cost
Unbounded
3. A variable added to teh left-hand side of a less-than-or-equal-to constraint to convert teh constraint into an equality. The value of this variable can usually be interpreted as the amount of unused resource.
Slack Variable
Redundant Constraint
100 percent Rule
Feasible Solution
4. The case in which more than one solution provides the optimal value for the objective function.
Stockout costs
Constraint
ABC analysis
Alternative optimal solution
5. The situation in which the value of the solution may be made infinitely small in a minimization problem wtihout violating any of the constraints.
Dual Price
Unbounded
Reduced Cost
Redundant Constraint
6. The study of how changes in teh coefficients of a linear pgoramming problem affect the optimal solution.
Feasible Region
Product Pricing
Sensitivity analysis
Reduced Cost
7. A linear program in which all of the constraints are written as equalities. The optimal solution is the same as the optimal solution of the original formulation of the linear program.
Unbounded
Standard Form
Slack Variable
100 percent Rule
8. The situation in which no solution to the linear programming problem satisfies all of the constraints.
Nonnegativity Constraints
Infeasibility
Surplus Variable
100 percent Rule
9. A constraint that does not affect teh feasible region. If a constraint is redundant - it can be removed from the problem without affecting the feasible region.
Linear functions
Redundant Constraint
Standard Form
Sensitivity analysis
10. It requires that inventory be classified according to Annual dollar usage
ABC analysis
Redundant Constraint
Linear Program
Surplus Variable
11. The improvement in the value of the optimal solution per unit increase in the right-hand side of a constraint.
Chase Strategy
Redundant Constraint
Dual Price
100 percent Rule
12. A representation of a problem where teh objective and all constraint conditions are described by mathematical expressions.
Redundant Constraint
Stockout costs
Mathematical Model
Extreme Point
13. The expression that defines teh quantity to be maximized or minimized in a linear programming model.
Slack Variable
Objective Function
Constraint
Mathematical Model
14. Mathematical expressions in which the variables appear in separate terms and are raised to the first power.
Slack Variable
Linear functions
Sensitivity analysis
Alternative optimal solution
15. The set of all feasible solutions.
Linear Program
Mathematical Model
Alternative optimal solution
Feasible Region
16. A cost that depends upon the decision made. The amount will vary depending on the values of the decision variables.
Sensitivity analysis
Product Pricing
Chase Strategy
Relevant Cost
17. A controllable input for a linear programming model.
Problem Formulation
Redundant Constraint
Decision Variable
Product Pricing
18. A cost that is not affected by the decision made. It will be incurred no matter wha tvalues the decision variables assume.
Reduced Cost
Sunk Cost
Infeasibility
Relevant Cost
19. A mathematical model with a linear objective function - a set of linear constraints - and nonnegative variables.
Extreme Point
Linear Program
Standard Form
Aggregate Planning
20. A variable subtracted from teh lef-hand side of a greater-than-or-equal-to constraint to convert the constraint into an equality. The value of this varible can usually be interpreted as the amount over and above some required minimum level.
Surplus Variable
Linear Program
ABC analysis
Reduced Cost
21. Of the cost elements making up total inventory cost - which is the most difficult to estimate?
Stockout costs
Relevant Cost
Forward (or downstream)
Product Pricing
22. A solution that satisfies all the constraints simultaneously.
Objective Function
Feasible Solution
Decision Variable
Mathematical Model
23. A set of constraints that requires all variables to be nonnegative.
ABC analysis
100 percent Rule
Alternative optimal solution
Nonnegativity Constraints
24. The firm produces exactly what is needed every month adjusting short term capacity through the use of overtime - part-time - temporary and contracted workers.
Linear Program
Sensitivity analysis
Chase Strategy
Forward (or downstream)
25. The distribution channel is the ______________ part of the supply chain from manufacturer to consumer.
Stockout costs
Forward (or downstream)
Infeasibility
Nonnegativity Constraints
26. In facility planning - which capacity cushion strategy would be appropriate when the cost of stockouts far exceeds the cost of additional building - equipment and resources?
Product Pricing
Large Cushion
Relevant Cost
Surplus Variable
27. One option for altering the pattern of demand which impacts aggregate planning is...
Aggregate Planning
Product Pricing
Surplus Variable
Decision Variable
28. It assumes that the facility decisions are made and cannot be easily changed over the next 6 to 18 months.
Aggregate Planning
Constraint
Surplus Variable
Relevant Cost
29. A rule indicating when simultaneous change in two or more objection function coefficients will not cause a change in the optimal values for the decision variables. It can also be applied to indicate when two or more right-hand-side changes will not c
Alternative optimal solution
Aggregate Planning
100 percent Rule
Stockout costs
30. The process of translating a verbal statement of a problem into a mathematical statement called the mathematical model.
Alternative optimal solution
Problem Formulation
Sunk Cost
Linear Program
31. Graphically speaking - the feasible solution points occurring at the vertices or "corners" of the feasible region. With two-variable problems - they are determined by the intersection of the constraint lines.
Extreme Point
Feasible Region
Objective Function
Redundant Constraint