CIS 3700

A gigabyte (GB) is expressed?

1,000,000,000

Diff b/w reenginering and refreshing

?

Diffs b/w manufacturing, accounting, operations software

?

Steps to Create System

?

Enterprise Resource Planning (ERP)

Combines all facets of a firm to have common interface for data sharing, necessary for flexible strategic decision making.

Enterprise Application Integration (EAI) (def,ex)

Connect their major e-Business applications Ex: Integrate front and back office apps so they work together

The user interface function of an operating system typically:

Controls the creation, deletion and access of files data and programs

CIS

Conversion of data to info

ID Business Value of using Internet Tech for becoming VC (def,6)

Creating a Virtual Companies a)Virtual Companies- Org that uses info tech to link people, orgs, assets and ideas b)Strategies •Share infrastructure and risk with alliance partners •Link complementary core competencies •Reduce concept-to-cash time through sharing •Increase facilities and market coverage •Gain access to new markets and share market or customer loyalty •Migrate from selling products to selling solutions

Example of Major Types of System Software (def,2) Ex

Manages and supports operations on computer system and networks •System Management Programs: operating system, network management, database management, app servers etc. •System Development Programs- programming language translators editors and tools, software engineering Ex:Resource and file management,Open source

________, data that defines the data in the data warehouse, are stored in a metadata repository and cataloged by a metadata directory

Metadata

According to Real World Case, GE spends 150 million each year to purchase all of its desktop and laptop computer from which vendor?

Dell

Metcalfe's law states that

The usefulness or utilty of a network equals the square number of users

A database with a network data structure can easily handle many-to-many data relationship, whereas a hierarchal model can't? T or F

True

According to the text, operating systems are a type of general purpose application program? T or F

True

A trackball is a type of pointing device that converts drawings and other graphic images into digital data in order to enter it into a computer system? T or F

False

Relational Databases are more difficult for programmers with and more difficult to maintain than the hierarchal and network models? T or F

False

The output devices of a computer can include video display units, scanners and printers? T or F

False

Unlike hardware, which has several categories, software only has one category? T or F

False

When high-level programming languages are used, programmers must learn a diff language for each type of computer that uses the program? T or F

False

Many end-users have trouble correctly phrasing database language search queries, so most end-user DBMS packages now offer _____ methods

GUI

Computer systems rely on which of the following

Input, processing, output, storage, control

Computer Systems rely on all the following except

Internet

_____ is an object-oriented programming languages defined for programming real-time , interactive web-based applications in the form of applets.

Java

______ language is considered the most basic level of programming language and involves the difficult task of writing instructions in the form of strings of binary digits.

Machine

Peripherals is the generic name given to all input, output and secondary storage devices that are part of a computer? T or F

True

Skype software allows telephone conversations through PC and over the internet instead of a separate phone connection? T or F

True

Some microcomputers are powerful enough to support applications with heavy mathematical computing and graphic display demands, such as computer aided design (CAD) or investment analysis? T or F

True

The CPU is the main processing component of a computer? T or F

True

The internet provides electronic discussion forums and bulletin board systems that are formed and managed by special-interest newsgroups? T or F

True

e-Business

Use of internet technologies to work and empower business processes, e-commerce and enterprise collaboration within a company and with its customers, suppliers, and other business stakeholders.

Key business use of the internet

all internet websites for interactive marketing and e-commerce e-mail, filer transfer and discussion forums intranet links with remote employee websites

Network management pack age functions include all the following except

all are functions managing network resources an traffic to avoid congestion providing security informing network admin of potential probs before they occur

Not a valid storage medium?

all are valid paper documents optical disks magnetic tape

The table in a relational database are flat files which have rows and columns. Each column represents a _____ in the file

field

Traveling salespeople and those regional sales offices can use the internet, extranet and other networks to transmit customer orders from their laptop, desktop, thus breaking ______ barriers

geographical

Storage (2,1,3)

•Primary Storage ➢Semiconductor - microelectronic chips, main memory of computer ex: flash drive, RAM •Secondary Storage ➢Magnetic Disks- most common ex: floppy disk ➢Optical Disks- CD, DVD ➢Magnetic Tape- tape reels and cartridges

Output Technologies (2)

•Video Output •Printed Output

Examples of how Technology Supports Business Processes (4)

1.Accounting: Produce forecasts of future conditions like projected financial statements and financial budgets 2.Finance: Capital budgeting process involves evaluating the profitability and financial impact of proposed capital expenditures 3.HR Management: Recruiting for employees 4.Marketing and Productions: Customers can become partners in creating, marketing, purchasing and improving g/s

Competitive Advantage of Internet Tech (4)

1.Cost Leadership Strategy- Low cost producer of g/s or help reduce cost for suppliers and consumers 2.Differentiation Strategies- Make g/s different from competitors or reduce differentiation of competitors 3.Innovation Strategy- Finding new ways of doing business 4.Alliance Strategies- Making new business linkages and alliances with customer, suppliers, competitors, consultants and other companies

Application Software (3) Ex:

1.Customer Relationship Management (CRM) 2.Enterprise Resource Planning (ERP) 3.Supply Chain Management (SCM)

Problems of File Processing (4)

1.Data Redundancy- Duplicated data 2.Lack of Data Interrogation- Had to access each file to get info 3.Data Dependences- components of system depended on each other 4.Lack of Data Integrity- Inconsistent definitions

Advantages of Database Management (3)

1.Database Interrogation- use query for immediate response •Get immediate response in video or graphic •No difficult programming •Report Generator- specify report format 2.Database Maintenance- Can update •Reflects new business transactions 3.Application Development- develop custom application programs •Developers don't have to detailed data-handling procedures using convention programming languages every time they write a program

Identify e-Business Systems (provide value to company)

1.Enterprise Application Integration (EAI) 2.Transaction Processing System (TPS) 3.Enterprise Collaboration System (ECS)

Information System Roles (3)

1.Gather data 2.Organize data 3.Produce qualitative info

Database Structures (3)

1.Hierarchal- one-to-many 2.Network- many-to-many 3.Relational- 2D table, most used

Major Trends Telecommunication (3)

1.Industry Trends •Increased internet use in business •Competitive vendors, carriers, alliances and network services •Deregulation of markets 2.Technology Trends •Extensive use of internet •Voice, data, images, audio and video communication 3.Application Trends •Extensive use of internet •To support e-business and commerce •Strategic advantage in the global market

Info System Activities (5)

1.Input - Data is first collected and converted to a form that is suitable for processing. 2.Processing- then the data is manipulated and converted into information. 3.Storage- stored info for the future 4.Output- communicated to their ultimate user 5.Control- According to their correct processing procedures

Components and functions of computer system (3)

1.Input Tech 2.Output Tech 3.Storage

Examples of Business Value of Internet, intranet and extranet

1.Internet- Traveling salespeople can transmit customer order from anywhere 2.Intranet- Provides enterprise info portal that supports comm and collab 3.Extranet- Suppliers of org can use extranet to ensure the raw materials are in stock or delivered on time

Info Systems roles in Business Apps (3,ex)

1.Support Strategies for Competitive Advantage Ex:Install touch screen kiosks to attract new customers 2.Support Business Decision Making Ex:What lined of merchandise should be added/discontinued 3.Support Business Processes and Operations Ex: record customer purchases

Examples of Business Applications for Information Systems (8)

1.e-Business 2. End-user computing 3.Executive Info Systems 4.Artificial Intelligence 5.Strategic Info Systems 6.Enterprise Resource Planning 7.Business Intelligence 8. Internet and Web-based global e-business, e-commerce

Business Intelligence (BI)

All applications and technologies in the organization that are focused on gathering and analysis of data and information that can be used to drive strategic business decisions

ID Business Value of using Internet Tech for becoming AG (4)

Becoming an Agile Company a)Business make sure that customers perceive g/s of an agile company as solutions to their individual problems b)An agile company cooperates with its customers, suppliers, other companies and even competitors c)An agile company organizes so it thrives on changes and uncertainty d)An agile company leverages the impact of its people and the knowledge they possess

Executive Information System (EIS)-

Easier way for top executives to get critical information they wanted, when and tailored to the way they wanted it.

End User Computing

End users could now use their own computing resources to support their job requirements instead of waiting for the indirect support of centralized corporate information services department

Enterprise Collaboration System (ECS)

Enhances communication, coordination and collaboration •Ex: Engineers, business specialists, external consultants may form virtual team for a project

The test outline 4 levels of langauges that allow a programmer to develop the set of instruction that constitute a computer program. Which is not?

Graphical Language

Strategic Information Systems (SIS)

Information technology that helps company get a competitive advantage in global marketplace

5th generation languages, which are designed to be as much as possible like spoken language are referred to as _______ languages

Natural

Major Types of Application Software (def, 2) Ex

Performs info processing tasks for end-users •General Purpose Application Programs: software suites, web browses, e-mail, word processing, spreadsheet etc. •Application Specific Programs: business-accounting, transaction process, customer relationship, engineering, edu Ex:Web browsers, email, word processing

Challenges that Business Managers face in using IT for Business (6)

Potential Harm: 1.Infringements on privacy 2.Inaccurate information 3.Collusion- agreement for fraudulent purposes Potential Risks: 4.Consumer boycotts 5.Work stoppages 6.Government interventions

Transaction Processing System (TPS) (def,ex)

Process data resulting from the occurrence of business transactions Ex: Captures info of customer to prompt credit checks, customer billing, inventory changes and increase in accounts receivable

Artificial Intelligence (AI)

Programs that act on behalf of their owner, system functions that can adapt themselves on the basis of the immediate needs of the user, virtual reality applications for which AI can replace the need of human intervention, thus freeing up workers for more complex tasks.

All the fields used to describe the attributes of an entity are grouped to form

Record

The ______ model is the most widely used database structure today

Relational

System

Set of interrelated components, with a clearly defined boundary, working together to achieve a common set of objectives

2 general classifications of software are?

Systems and Applications

Purpose of Popular Software Packages for End-User Productivity and Collab (7)

a)Web Browser- most widely used software app, how people browser through the internet ex:firefox b)E-mail, Instant Messaging and Blogs- change the way people communicate ex:yahoo c)Word Processing and Desktop Publishing- helps create documents ex: Microsoft word d)Spreadsheet- develop electronic spreadsheet for analysis, planning and modeling ex:excel e)Presentation Graphics Software- convert numeric data into graphic displays ex: powerpoint f)Personal Info Managers (PIM)- for end users productivity and collaboration ex: Microsoft Outlook g)Groupware- helps teams collaborate to accomplish group assigments ex:Lotus Sametime

In all info systems, data resources must be organized and structured in some logical manner, so they can be ______

all easily accessed processed efficiently retrieved quickly

The object-oriented database model supports ______. New objects can be created by replicating some or all of the characteristics of one or more parent objects

inheritance

We can think of the ________ as a network made up of millions of smaller, private networks, each with the ability to operate independently of, or in harmony with, all the other millions of connected networks

internet

As it relates to telecommunications media, the problem of the last mile is

low voltage drop at the end of the line

In the relational database model, element w/in the database are viewed as being stored in the form of simple 2D tables, sometimes referred as _____

relations

Input Technologies (4)

•Pointing Devices- mouse, trackball and pointing stick •Speech Recognition •Optical Scanning Device- scanner, copier, fax, printer •Magnetic Strips- helps computer read credit cards

A network that covers a larger geographic distance, is considered a ______ network

wide area (WAN)