IEOPER1 Quiz 1 Flashcards

1
Q

Define Operations Research

A

Management science / a scientific approach to decision-making that seeks to best design and operate a system, usually under conditions requiring the allocation of scarce resources

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2
Q

Define System

A

An organization of interdependent components that work together to accomplish the goal of the system

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3
Q

Assumptions in LP

A

Proportionality
Additivity
Divisibility
Certainty

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4
Q

The assumption in LP dictating that the usage of each resource and the associated contribution to the measure z is directly proportional

A

Proportionality

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5
Q

The assumption in LP dictating that the total amount of each resource utilized and the total measure z are equal to the sum of the respective individual amounts

A

Additivity

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6
Q

The assumption in LP that states that decision variables may assume a continuous range of values, which means that non-integers for the decision variables are permissible

A

Divisibility

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7
Q

The assumption in LP that assumes all parameters such as cost, profits, requirements, capacity, etc. are known and certain

A

Certainty

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8
Q

Deterministic mathematical technique designed to assist an organization in allocating scarce resources or in choosing from among many alternatives

A

Linear Programming

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9
Q

In an accounting/ investment problem, the constraints are usually by _________ and it follows that ___________ is equal to ____________.

A

Year based on CF Diagram ;
Amount of money invested (arrow down) = Amount of money earned (arrow up)

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10
Q

Review: Linearize x^5

A

5 ln x

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11
Q

Review: Linearize x^5 times x^3

A

5 ln x + 3 ln x

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12
Q

Father of Simplex Algorithm

A

George Dantzig

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13
Q

Name of the first group of experts tasked to perform research on military operational problems, specifically the effectiveness of the use of military weapons

A

Blackett’s Circus

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14
Q

Two types of Mathematical Models

A

Deterministic and Stochastic

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15
Q

In what year was the simplex algorithm developed?

A

1947

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16
Q

Elements of LP Problem

A

Decision Variables
Objective Function
Constraints

17
Q

Blackett’s Circus team was composed of experts from:

A

Physics
Mathematics
Statistics
Mechanics
Psychology
Economics
Sociology

18
Q

During 1950s, ___________ and ______________ were founded.

A

Operations Research Society of America (ORSA)
The Institute of Management Science (TIMS)