week 1,2 Flashcards

1
Q

What type of Information System is an Analytical Modelling System?

A

Decision support system

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2
Q

What type of Information System is an Order processing System?

A

Transaction processing System

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3
Q

What type of Information System is an Accounting processing System ?

A

Transaction processing system

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4
Q

What are five components of an Information system ?

A

People, hardware, software, data and procedures

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5
Q

_________ refers to the combination of hardware, software, and services that people use to manage, communicate, and share information.

A

Information technology

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6
Q

“A system is an organised, purposeful structure that consists of the interrelated components influencing one another in order to achieve the _______ of the system.”

What is the missing word from this definition?

A

goal

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7
Q

Those things that are not part of the system in question, but lie outside it, is usually called _______________.

A

environment

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8
Q

Knowledge management systems use a large database called a (an) ____ that allows users to find information by entering keywords or questions in normal English phrases.

A

knowledge base

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9
Q

In a typical company organisational model, middle managers ____.

A

. provide direction, necessary resources, and performance feedback to supervisors and team leaders

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10
Q

Which one of the following is NOT an information system ?

A

operating system

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11
Q

In a typical company organizational model, top managers ____.

A

develop long-range plans, called strategic plans, which define the company’s overall mission and goals

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12
Q

Transaction processing (TP) systems ____.

A

process data generated by day-to-day business operations

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13
Q

User productivity systems ____.

A

include e-mail, voice mail, fax, video and Web conferencing, word processing, automated calendars, database management, spreadsheets, desktop publishing, presentation graphics, company intranets, and integrated mobile computing systems

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14
Q

In the video, the presenter mentions 4 functions of an information system. Which one is NOT one of the four?

A

calculate

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15
Q

In the video, the presenter mentions the amount of data generated. What is it?

A

2.5 quintillion bytes

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16
Q

____ is a systems development technique that produces a graphical representation of a concept or process that systems developers can analyse, test, and modify.

A

Modelling

17
Q

____ is a systems development technique that tests system concepts and provides an opportunity to examine input, output, and user interfaces before final decisions are made.

A

Prototyping

18
Q

____ development includes the latest trends in software development.

A

Agile

19
Q

Agile methods typically use a (an) ____model, which represents a series of iterations based on user feedback.

A

spiral

20
Q

In the ____, the result of each phase, which is called a deliverable or end product, flows sequentially into the next phase in the SDLC.

A

waterfall approach

21
Q

A collection of guidelines that help with an activity or task is called a ____________.

A

technique

22
Q

The approach to systems development that completes one phase before beginning the next phase is called ___________.

A

. Waterfall

23
Q

The approach that provides the greatest flexibility is called ________________

A

Agile

24
Q

A ____, or requirements model, describes the information that a system must provide

A

business model

25
Q

A (an) ____ shows the data that flows in and out of system processes.

A

process model

26
Q

The person who tests applications is most likely engaged in ______________>

A

Quality Assurance

27
Q

If you get a job in user support you are most likely to be doing which one of the following?

A

training users

28
Q

One of the main activities in the systems analysis phase is ____________ modelling, which involves fact-finding to describe the current system and identification requirements for the new system.

A

requirements

29
Q

During the ____, the IT staff maintains, enhances, and protects the system.

A

. systems support and security phase

30
Q

The _____________ phase of the SDLC includes four main activities: requirements modelling, data and process modelling, object modelling and consideration of development strategies.

A

systems analysis

31
Q

During the ____, the new system is constructed.

A

systems development phase

32
Q

Determining the project ___________ means to define the boundaries, or extent, of a project - being as specific as possible.

A

. scope

33
Q

The purpose of the ____ is to create a physical model that will satisfy all documented requirements for the system.

A

systems design phase

34
Q

The purpose of the ____ is to build a logical model of the new system.

A

systems analysis phase

35
Q

The ____ usually begins with a formal request to the IT department, called a systems request, which describes the needs of a new information system or a business process.

A

systems planning phase