#### CIT425 List of Questions

**Q1 Assignment problem is a type of ****�****?****��****?****��****?****�**

Commmunication problem

Dynamic problem

Linear problem

**Transportation problem**

**Q2 The process of incorporating the solution into the model is called****�****?****��****?****��****?****��****?****�****..**

Collection model

**Implementation model**

Testing the model

Interpretation model

**Q3 Operations research help to determines the information requirements that enable ****�****?****��****?****��****?****��****?****�****.**

**The best decision to be made**

The wrong decision to be made

The fair decision to be made

The Straignt decision to be made

**Q4 The approach that involves following past techniques and solutions to solving present problem is called ****�****?****��****?****��****?****�****.**

Systematic approach

Dynamic approach

**Conventional approach**

Linear approach

**Q5 If we have unequal rows or columns we introduce ****�****?****��****?****��****?****�****.. To balance up the problem**

**dummy row or column**

Standard row or column

Elementary row or column

Static row or column

**Q6 One of the following is not an approach for interpreting, analysing and solving business problem****�****?****��****?****��****?****��****?****�****.**

Conventional approach

The observation approach

Systematic approach

Dynamic approach

**Q7 The systematic appraoch is also called****�****?****��****?****��****?****��****?****��****?****��****?****�****.**

Dynamic approach

Scientific approach

Observation approach

Linear approach

**Q8 A method of watching and learning form other manager is called ****�****?****��****?****�****..**

Scientific

Observation approach

Linear approach

Dynamic approach

**Q9 Like the transportation problem, assignment problem are****�****?****��****?****��****?****��****?****�****.**

Allocation problem as well as linear programming problem

dynamic and linear problem

multi-directional problem

Straight line problem

**Q10 The assignment method that solve problem by trying to see different permutation is called****�****?****��****?****��****?****��****?****��****?****�****…**

Numeration of solution problem

Enumeration of solution method

Denumeration of solution problem

Index of solution problem

**Q11 When the sum of the row requirement is not equal to the sum of the column requirement****�****?****��****?****��****?****��****?****�****..**

Unbalanced Exploration problem

transportation problem

Unbalanced transportation problem

Communication problem

**Q12 The first step in solving an assignment problem is to develop an ****�****?****��****?****��****?****�**

Opportunity and Minival value

Minimum cost

Opportunity cost table or matirx associated with it

Maximum cost

**Q13 The following are method of solutions which gives an initial feasible solution to transportation problem except****�****?****��****?****��****?****��****?****��****?****��****?****�****.**

North-west corner

Least cost first

Vogel’s approximation method

North-south corner

**Q14 Two iterative techniques for moving from an initial feasible solution to an optimal solution are****�****?****��****?****��****?****��****?****��****?****�**

Bactrack and constant

Stepping staone and bactrack

stepping stone and modify improved

Modified and unmodified

**Q15 ****�****?****�****. Method advocate that allocation be made based on the basis of geographical location**

North-west corner

North-east corner

North-south corner

South-east corner

**Q16 The method that advocates that allocation be based on minimum cost of transportation is ****�****?****��****?****��****?****��****?****��****?****��****?****��****?****�****..**

Least cost method

Semi cost method

Average cost method

High cost method

**Q17 We test for optimality by calculating ****�****?****��****?****��****?****�****..**

Real cost

Shadow cost

hidden cost

apparent cost

**Q18 An important variation of the transportation problem is called ****�****?****�****.**

Assignment problem

Decision problem

Communication problem

Routing problem

**Q19 ****�****?****��****?****�**** is when total supply from all source exactly equal total demand at all destination**

Unbalanced transportation problem

Balanced transportation problem

balanced modelling problem

Balanced exploration problem

**Q20 Transportation problem can be represented in the following ways except****�****?****��****?****��****?****��****?****��****?****�****..**

A generalized network problem

A transportation tableau

A dynamic programming tableau

A linear programming model

**Q21 In dynamic programming, ****�****?****��****?****�****.. Is a specific information describing the problem at different stages**

State

Stage

Phase

Path

**Q22 The limitation of integral programming leads to****�****?****��****?****��****?****��****?****��****?****��****?****�**

Linear programming rounding off

Integral programming rounding off

dynamic programming rounding off

differential programming rounding off

**Q23 The integer programming method where all the possible feasible integers only are considered as the solution is****�****?****��****?****��****?****��****?****��****?****�****.**

Cutting plan

Verbal

Oral

Search

**Q24 A linear program with the additional restriction that the input variables be intergers is called****�****?****��****?****��****?****��****?****��****?****��****?****�**

Double

Float

Interger program

Real program

**Q25 Two integer programming methods are****�****?****��****?****��****?****��****?****��****?****�**

Cutting plane and Search method

Verbal and search method

Oral and Search method

Manual and automatic

**Q26 Linear programming problems are optimization problems which are stated****�****?****��****?****��****?****��****?****�****..**

Verbally or Acted

Verbally or in words

Acted or written

Oral or Acted

**Q27 Assumptions of linear programming include the following except****�****?****��****?****��****?****��****?****��****?****�**

Certainty

Proportionality

Addictivity

Objectivity

**Q28 ****�****?****�****.. Is an optimization problem in which the objective and constriants are given as mathematical function and functional constraint**

Quadratic program

Mathematical program

Linear program

Dynamic program

**Q29 One of the following mathematical models predict the exact outcome of a situation because it is based on certain known laws****�****?****��****?****��****?****�****.**

Deterministic

Quantitative

Qualitative

Probabilistic

**Q30 In an optimization problem, one seek to maximise or minimise a specific quantity called**

Value

Constant

Objective

Variable

**Q31 ****�****?****��****?****��****?****�**** models are format for representing recurring features and relationship**

Standard

Linear

Probalistic

Quantitative

**Q32 The component of operations research model are**

Simulation and parameters

Variable and parameters

Constant and variables

Constant and Simulation

**Q33 A mathematical model that deals with a situation that are random in character is called ****�****?****��****?****�****..**

Linear

Deterministic

Probabilistic

Qualitative

**Q34 The observation of real-world problem and making assumptions about influencing factors is called****�****?****��****?****��****?****�**

Modelling

Abstraction

Simulation

Forecasting

**Q35 The type of model that initiate the behavior of the system under study over a period of time is called****�****?****��****?****��****?****�****.**

Symbolic

Probalistic

Mathematical

Simulation

**Q36 ****�****?****��****?****��****?****�****. Is a way of representing the behaviour of a situation to enable us deduce what is best to do about a system**

Forecasting

Modelling

Modulation

Forensing

**Q37 Effective use of operation research involves ——–**

People contracdicting each other in a particular order

Dismantling large machine in x time

People working as a team to solve identified problem

Working for some considerable hours per day

**Q38 Operation research is applicable in the following business areas except****�****?****��****?****��****?****��****?****��****?****�****.**

Transport schedules

Production flows

Stock Reordering policies

Robot marketing

**Q39 The following are stages of operational research except****�****?****��****?****��****?****��****?****��****?****�****.**

Input data acquisition

solution derivation

Quality testing

Model construction

**Q40 Operation research is most fundamentally ****�****?****��****?****��****?****�****.. Based**

Art

Science

Cultural

Social science

**Q41 Which of the following is not a business area where O.R. is applicable?**

transport schedules

product mix

general congestion problem

None of the Options

**Q42 ****�****?****��****?****�****. models are usually put in generalised forms**

static

standard

analytic

dynamic

**Q43 __ is not a prototype of Operations Research.**

inventory

queues

competition

None of the Options

**Q44 A ****�****?****��****?****�**** program is a mathematical program in which each constraint is linear.**

linear

quadratic

integer

None of the Options

**Q45 Transforming a word problem into a mathematical program involves ****�****?****�****.. Steps**

two

three

four

several

**Q46 ****�****?****��****?****�****. programming is a widely used mathematical techniques designed to help managers in planning and decision making relative to resource allocations**

interger

quadratic

linear

non-linear

**Q47 A mathematical program is an optimization problem in which the objective and constraints are given as ****�****?****�****….**

mathematical functions

functional relationships

all of the options

None of the Options

**Q48 The component of an operations research model are ****�****?****��****?****�****…**

constant and variable

variable and parameter

constant and parameter

all of the options

**Q49 Line balancing techniques is used to solve ****�****?****�****.. Prototype**

allocation

inventory

cooordination and extension

replacement

**Q50 Mathematical programming is used to solve ****�****?****��****?****�****.. Prototype**

allocation

waiting lines

cooordination and extension

None of the Options

**Q51 Simulation is not a common solution to ****�****?****��****?****�****.. prototype.**

waiting lines

inventory

replacement

competition

**Q52 ****�****?****��****?****�**** is required in model construction.**

abstraction

encapsulation

construction

all of the options

**Q53 Which of the following are part of the interacting entities in an inventory system?**

holding cost

order quantity

demand

all of the options

**Q54 ****�****?****��****?****�**** model are format for representing recurring features and relationships.**

mathematical

standard

custom-made

dynamic

**Q55 Which of the following models is structural?**

mathematical

simulation

iconic

all of the options

**Q56 ****�****?****��****?****�****.. model is one that represents the relationship between the variables in the form of formulas**

custom-made

analytic

static

linear

**Q57 ****�****?****��****?****�**** is not a type of mathematical model**

linear

probabilistic

quantitative

iconic

**Q58 ****�****?****��****?****�**** model is the most important type of model**

symbolic

analog

iconic

simulation

**Q59 __ is not a limitation of Operations Research.**

difficulty balancing reality and simplicity

poor/inaccurate quality of data collection

constraints due to lack of suitable solutions techniques

None of the Options

**Q60 __ is a fact about Operations Research as a concept.**

Its distinctive approach is facts-finding and modeling

It examines functional relations from a system overview

It helps to discover new problems as one problem is being solved

all of the options

**Q61 Models that predict the exact outcome of a situation are the ___ on certain known laws.**

Deterministic models

Probabilistic models

Realistic models

Iconic models

**Q62 Two main components of operations research model are variables and __ .**

Operators

Reflectors

Parameters

Sets

**Q63 The most commonly used operations research model, which help to simplify complex situation are known as __**

Deterministic models

Probabilistic models

Mathematical models

Entitative models

**Q64 Models that deal with random situations in character and and can predict the outcome within a certain stated or known degree of accuracy are described as __**

Qualitative models

Iconic models

Deterministic models

Probabilistic models

**Q65 __ are sought in any mathematical program.**

CASES

Solutions

Keys

Sets

**Q66 Models that represents the relationship between the variables in the form of formulas are __**

Mathematical models

Entitative models

Analytic models

Probabilistic models

**Q67 All the following are applications of Linear Programming to Business except ___.**

Return limitation

Production quantity

Blending problems

Distribution system

**Q68 There is no preference between equally optimal solutions if there is no preference stipulated in the __.**

Operands

Keys

Constraints

Sets

**Q69 A mathematical model is often put in the form of relationships between the quantitative __**

Keys

Operands

Sets

Variables

**Q70 __ models represent the physical simulations to the real life system.**

Exotic

Iconic

Deterministic

Holonic

**Q71 The __ built must be based on the facts of the situation being represented.**

Form

Site

Model

Set

**Q72 Mathematical modeling focuses on creating a mathematical __ of management problems in organisations**

Representation

Simulation

Regularasition

Synchronisaton

**Q73 Ordinarily, In a __ model, the behaviour of the system under study is initiated over a period of time.**

Iconic

Deterninistic

Simulation

Exotic

**Q74 __ depicts a typical non-linear relationship in operations research**

T = 2x + k

Y = 2x + g

Z = k + 4x

Y = 5k + x2

**Q75 The imitation of the step-by-step process involved in the building of system relationships is described as __**

Polarisation

Modulation

Simulation

Demodulation

**Q76 Standard __ are formatted for representing recurring features and relationships.**

Forms

Models

Keys

Modules

**Q77 Normally, operation researchers and __ science consultants apply the principles of operations research to management problems.**

Tecnical

Mining

Integrated

Management

**Q78 A mathematical program is linear if f(x1, x2, ..xn) and g(x1, x2. xi) are linear in each of their __.**

Operands

Pneumonics

Arguments

Sets

**Q79 The critical path method uses a __ network model .**

Protracted

Holonic

Deterministic

Iconic

**Q80 In a typical __ problem, one seeks to either maximise or minimise**

Synchronisaton

Optimisation

Simulation

Polarisation

**Q81 Which of the following is not a business area where O.R. is applicable?**

transport schedules

product mix

general congestion problem

None of the Options

**Q82 ****�****?****��****?****�****. models are usually put in generalised forms**

static

standard

analytic

dynamic

**Q83 Which of the following is not a prototype of O.R.?**

inventory

queues

competition

None of the Options

**Q84 A ****�****?****��****?****�**** program is a mathematical program in which each constraint is linear.**

linear

quadratic

integer

None of the Options

**Q85 Transforming a word problem into a mathematical program involves ****�****?****�****.. Steps**

two

three

four

several

**Q86 ****�****?****��****?****�****. programming is a widely used mathematical techniques designed to help managers in planning and decision making relative to resource allocations**

interger

quadratic

linear

non-linear

**Q87 A mathematical program is an optimization problem in which the objective and constraints are given as ****�****?****�****….**

mathematical functions

functional relationships

all of the options

None of the Options

**Q88 The component of an operations research model are ****�****?****��****?****�****…**

constant and variable

variable and parameter

constant and parameter

all of the options

**Q89 Line balancing techniques is used to solve ****�****?****�****.. Prototype**

allocation

inventory

cooordination and extension

replacement

**Q90 Mathematical programming is used to solve ****�****?****��****?****�****.. Prototype**

allocation

waiting lines

cooordination and extension

None of the Options

**Q91 Simulation is not a common solution to ****�****?****��****?****�****.. prototype.**

waiting lines

inventory

replacement

competition

**Q92 ****�****?****��****?****�**** is required in model construction.**

abstraction

encapsulation

construction

all of the options

**Q93 Which of the following are part of the interacting entities in an inventory system?**

holding cost

order quantity

demand

all of the options

**Q94 ****�****?****��****?****�**** model are format for representing recurring features and relationships.**

mathematical

standard

custom-made

dynamic

**Q95 Which of the following models is structural?**

mathematical

simulation

iconic

all of the options

**Q96 ****�****?****��****?****�****.. model is one that represents the relationship between the variables in the form of formulas**

custom-made

**analytic**

static

linear

**Q97 ****�****?****��****?****�**** is not a type of mathematical model**

linear

probabilistic

quantitative

**iconic**

**Q98 ****�****?****��****?****�**** model is the most important type of model**

**symbolic**

analog

iconic

simulation

**Q99 Which of the following is not a limitation of O.R.?**

difficulty balancing reality and simplicity

poor/inaccurate quality of data collection

constraints due to lack of suitable solutions techniques

**None of the Options**

**Q100 Which of the following is a fact about Operations Research as a concept?**

Its distinctive approach is facts-finding and modeling

It examines functional relations from a system overview

It helps to discover new problems as one problem is being solved

**all of the options**

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