It interview discussion

An interview with an IT contact of choice at your
current place of employment, previous employer, or someone you may know
in IT . You can pretend the interview .Discuss 3 things that work…Discuss 3 things that could be improved…Discuss and share the strategic IT plan.Please submit your IT interview and IT strategic plan in Word (1-3 pages). I’ll add some power point for the class. Maybe that will help you.
chapter_5_fall_2015.ppt

chapter_6_grady_fall_2015.ppt

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CHAPTER FIVE
INFRASTRUCTURES:
SUSTAINABLE
TECHNOLOGIES
McGraw-Hill/Irwin
Copyright © 2012 by The McGraw-Hill Companies, Inc. All rights reserved.
5-2
THE BUSINESS BENEFITS OF A
SOLID MIS INFRASTRUCTURE
? MIS infrastructure – Includes the plans for how
a firm will build, deploy, use, and share its data,
processes, and MIS assets
•
•
•
•
•
Hardware
Software
Network
Client
Server
5-3
SUPPORTING OPERATIONS:
INFORMATION MIS INFRASTRUCTURE
?
?
?
?
Backup and recovery plan
Disaster recovery plan
Business continuity plan
HP Solution
5-4
BACKUP AND RECOVERY PLAN
? Backup – An exact copy of a system’s
information
? Recovery – The ability to get a system up and
running in the event of a system crash or failure
• Fault tolerance
• Failover
• Failback
5-5
BACKUP AND RECOVERY PLAN
? Disaster recovery plan – A detailed
process for recovering information or an IT
system in the event of a catastrophic
disaster such as a fire or flood
? Disaster recovery cost curve – Charts (1)
the cost to the organization of the
unavailability of information and technology
and (2) the cost to the organization of
recovering from a disaster over time
5-6
BACKUP AND RECOVERY PLAN
? Hot site – A separate and fully equipped
facility where the company can move
immediately after a disaster and resume
business
? Cold site – A separate facility that does not
have any computer equipment, but is a
place where employees can move after a
disaster
? Warm site – A separate facility with
computer equipment that requires
installation and configuration
5-7
BUSINESS CONTINUITY PLAN
? Business continuity
planning (BCP) – A plan for
how an organization will
recover and restore partially
or completely interrupted
critical function(s) within a
predetermined time after a
disaster or extended
disruption
• Emergency notification services
CODE RED, DSC
5-8
SUPPORTING CHANGE: AGILE MIS
INFRASTRUCTURE
? Characteristics of an agile MIS infrastructure
•
•
•
•
•
•
•
Accessibility
Availability
Maintainability
Portability
Reliability
Scalability
Usability
5-9
MIS AND THE ENVIRONMENT
? Moore’s Law – Refers to the computer chip
performance per dollar doubles every 18
months
? Sustainable, or “green,” MIS – Describes
the production, management, use, and
disposal of technology in a way that
minimizes damage to the environment
? Corporate social responsibility Companies’ acknowledged
responsibility to society
5-10
MIS AND THE ENVIRONMENT
Three Primary Side Effects Of Businesses’
Expanded Use Of Technology
5-11
SUPPORTING THE ENVIRONMENT:
SUSTAINABLE MIS INFRASTRUCTURE
? The components of a sustainable MIS
infrastructure include
• Grid computing
• Cloud computing
• Virtualized computing
5-12
GRID COMPUTING
? Grid computing – A collection of computers,
often geographically dispersed, that are
coordinated to solve a common problem
5-13
CLOUD COMPUTING
? Cloud computing – Refers to the use of
resources and applications hosted remotely on
the Internet
5-14
VIRTUALIZED COMPUTING
? Virtualization – Creates multiple “virtual”
machines on a single computing device
5-15
VIRTUALIZED COMPUTING
? Data center – A facility used to house
management information systems and
associated components, such as
telecommunications and storage systems
? Sustainable data centers
• Reduces carbon emissions
• Reduces required floor Space
• Chooses Geographic location
CHAPTER SIX
DATA:
BUSINESS
INTELLIGENCE
McGraw-Hill/Irwin
Copyright © 2012 by The McGraw-Hill Companies, Inc. All rights reserved.
6-2
INFORMATION TYPE:
TRANSACTIONAL AND ANALYTICAL
• Transactional information –
Encompasses all of the information
contained within a single business process
or unit of work, and its primary purpose is
to support the performing of daily
operational tasks
• Analytical information – Encompasses
all organizational information, and its
primary purpose is to support the
performing of managerial analysis tasks
6-3
Information Quality
? Characteristics of High-quality Information
•
•
•
•
•
Ac______
Com_____
Con_______
Un________
Ti_________
6-4
Understanding the Costs of
Using Low-Quality Information
? Potential business effects resulting from
low quality information include
•
•
•
•
•
•
Inability to accurately track customers
Difficulty identifying valuable customers
Inability to identify selling opportunities
Marketing to nonexistent customers
Difficulty tracking revenue
Inability to build strong customer relationships
6-5
STORING INFORMATION IN A
RELATIONAL DATABASE
? Information is ev_________ in an
organization
? Information is stored in databases
• Database – maintains information
about various types of objects
(inventory), events (transactions),
people (employees), and places
(warehouses)
6-6
STORING DATA ELEMENTS IN
ENTITIES AND ATTRIBUTES
? Entity – A person, place, thing,
transaction, or event about which
information is stored
• The rows in a table contain entities
? Attribute (field, column) – The data
elements associated with an entity
• The columns in each table contain
the attributes
? Record – A collection of related data
elements one row
6-7
CREATING RELATIONSHIPS
THROUGH KEYS
? Primary keys and foreign keys identify
the various entities (tables) in the
database
• Primary key – A field (or group of fields)
that un______ identifies a given entity in a
table
• Foreign key – A primary key of one table
that appears an attribute in another table
and acts to provide a logical rel_______
among the two tables
6-8
DRIVING WEBSITES
WITH DATA
? Data-driven websites – An
interactive website kept constantly
updated and relevant to the needs of
its customers using a database
6-9
THE BUSINESS BENEFITS OF
DATA WAREHOUSING
? Data warehouse – A logical collection of
information – gathered from many different
operational databases – that supports
business analysis activities and decisionmaking tasks
? The primary purpose of a data warehouse is to
aggregate information throughout an
organization into a single repository for
decision-making purposes
6-10
MULTIDIMENSIONAL ANALYSIS
? Databases contain information in a series of
two-dimensional tables
? In a data warehouse and data mart, information
is multidimensional, it contains layers of
columns and rows
• Dimension – A particular attribute of information
• Cube – Common term for the representation of
multidimensional information
6-11
INFORMATION CLEANSING
OR SCRUBBING
? An organization must maintain high-quality data
in the data warehouse
? Information cleansing or scrubbing – A
process that weeds out and fixes or discards
inconsistent, incorrect, or incomplete
information
6-12
UNCOVERING TRENDS AND PATTERNS
WITH DATA MINING
? Data mining – The process of analyzing data to extract
information not offered by the raw data alone
? Data-mining tools – use a variety of techniques to find
patterns and relationships in large volumes of
information
• Classification
• Estimation
• Affinity grouping
• Clustering
6-13
UNCOVERING TRENDS AND PATTERNS
WITH DATA MINING
?
Common forms of data-mining analysis
capabilities include
•
•
•
Cluster analysis
Association detection
Statistical analysis
6-14
THE PROBLEM: DATA RICH,
INFORMATION POOR
? Businesses face a data explosion as
digital images, email in-boxes, and
broadband connections doubles by
2010
? The amount of data generated is
doubling every year
? Some believe it will soon double
monthly
6-15
THE SOLUTION: BUSINESS
INTELLIGENCE
? Improving the quality of business decisions has
a direct impact on costs and revenue
? BI enables business users to receive data for analysis
that is:
•
•
•
•
Reliable
Consistent
Understandable
Easily manipulated

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