INFORMATION SYSTEMS
DEVELOPMENT
System Life Cycle and System Development
Methodology
August 11, 2017
Objectives
Differentiate system life cycle and system development methodology
Describe the motiva
September 20, 2017
Describe the benefits of use-case modelling
Describe various types of actors
Describe the relationships that can appear on a use-case model
diagram
Describe the various sections
Fact Finding Techniques for
Requirements Discovery
August 18, 2017
Define system requirements and differentiate between
functional requirements and non-functional requirements
Characterize various f
IE 143 Long Exam 3 Coverage
Continuous-Time Markov Chains
and Queueing Theory
Angelo C. Ani
Department of Industrial Engineering
UP Los Baos
Properties of Exponential
Memoryless Property
Let X be an e
IE 143 Long Exam 2 Coverage
Discrete-Time Markov Chains
and Poisson Process
Angelo C. Ani
Department of Industrial Engineering
UP Los Baos
Review of Matrix Operations
Multiplication and Exponentiation
IE 143 Long Exam 4 Coverage
Queueing Optimization
and Renewal Theory
Angelo C. Ani
Department of Industrial Engineering
UP Los Baos
Queueing Optimization
Example
(Winston 4ed) A bank is trying to dete
IE 143 LONG EXAM 4
26 May 2015
Name: _
Section: 1:00-2:30
Instruction. Encircle the letter of the BEST answer. Do not linger on a single item.
As a suggestion, finish first the items that can be answe
STATISTICS VS. PROBABILITY
STATISTICS
Given the information in your
hand, what is in the pail?
Given data, predict model
PROBABILITY
Given the information in the
pail, what is in your hand?
Given mode
arrival rate
service rate
servers
queue cap
threshold time
service level
P(X=0)
P(customer will wait)
P(customer will balk)
P(C=2)
ave server util
ave no. of cust in sys
ave waiting time in queue
M/M/
Homework (Use A4 to answer all the problems. Box your final answer)
Deadline: May 16, 2016, 12nn at IED Faculty Room
1. Apple Crisp Foods signed a contract some years ago for maintenance services on i
6/30/11
Locus of Equations
Functions and
Relations
The locus of an equation is a curve
containing those points, whose
coordinates satisfy the equation.
A point lies on a curve if and only if its
6/30/11
Quiz
1. What is a sequence?
2. Give an expression for the n-th term of
the sequence whose first four terms are
Monotone
Convergence
Theorem
3. Use the definition to show that
Convergent Sequen
6/23/11
Sequences
Sequences
of Real Numbers
List of numbers in a definite order
Function whose domain is the set of natural
numbers
Behavior of the sequence as n tends to
infinity
Examples
Limit of
7/3/11
Quiz
1. When is a sequence increasing?
Parabola
Decreasing?
2. What is a lower bound of a sequence?
Upper bound?
3. Show that
is convergent.
"
Standard Equations
Example
Vertex:
vertex
p
distan
6/18/11
Peanos Postulates
Axiomatic Development
of the
Real Number System
P1: 1 is an element of the set X.
P2: For each element
there is a
unique
called the successor of n.
P3: For each
P4: If
are di
6/18/11
Well-Ordering Principle
Every non-empty subset of the set of
natural numbers has a least element.
Well-Ordering
Principle
This follows from the Peanos fifth
postulate.
Well-Ordering Principle
7/6/11
Ellipse
Ellipse
An ellipse is the set of points on a
plane the sum of whose distances from
two fixed points is a constant.
"
Standard Equation
Properties
The points (a,0) and (-a,0) are called
IE 150 SYSTEMS EVALUATION
PRACTICE SET
1. Julie has a low credit rating, plus she was furloughed from her job 2 months ago. She has a new job starting
next week and expects a salary to start again in
IE 150 SYSTEMS EVALUATION
PRACTICE SET
1. Julie has a low credit rating, plus she was furloughed from her job 2 months ago. She has a
new job starting next week and expects a salary to start again in
VALIN, Kevin Ardie S.
2008-19255
Assignment 1
Aug. 13, 2015
IE 150 U
Career Opportunities for BS Agricultural Engineering Students:
The responsibilities of an Agricultural Engineer include:
Work in th
VALIN, Kevin Ardie S.
2008-19255
Assignment 1
Aug. 13, 2015
IE 150 U
Career Opportunities for BS Agricultural Engineering Students:
The responsibilities of an Agricultural Engineer include:
Work in t