CS 123 Final review Lecture 1 throu 4 Flashcards


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final review CS 123
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1

In information systems, what do these terms mean 1) knowledge, 2) data, and 3) Information

1) Awareness and understanding to support a task or make a decision; 2) Raw facts, such as an employee number; 3) added value through organization and processing

2

The four primary activities of an information system are input, output, feedback, and----------

Processing

3

The value of information is directly linked to how it helps decision makers achieve their organization's

Goals

4

Which of these information systems directly supports reporting for routine and recurring information needs?

DSS (Decision Support System)

5

Which of these information system directly support finding solutions to specific problems?

MIS ( Management Information System)

6

-----Consists of computer programs that specify the operation of the computer

Hardware

7

Which of the following statements describes a characteristic of a highly competitive industry?

  1. Companies partner with competitors to slow their rapid growth
  2. companies shows a lot of product differentiation
  3. companies focus on more competitive advantage
  4. Companies have few competitors
8

In information systems 1) what produces feed back, and 2) what's the purpose of processing?

  1. Output;
  2. Generating knowledge.
9

Customer relationship management programs help companies manage------------

  1. Programs to retain loyal customers
  2. finished product inventory
  3. marketing and advertising
10

A common type of information system used in business is designed for--------

  • transaction processing
  • Decision support
  • electronic and mobile commerce
  • report generation
11

A/An ------- uses computer service, distributed storage devices, and networks to connect distributed components together.

Storage area network

12

-------help(s) perform maintenance, diagnose problems , and monitor computer performance.

Utility Program

13

applications request services from the operating through a well-defined -----------

Application programming interface

14

A risk involved with using an application service provider (ASP) or Software as a Service (SaaS) provider is------------

  1. sensitive information could be compromised
  2. the provider could be incapable of keeping its and network up and running consistently
  3. A Disaster could disable the provider's data center.
15

One advantage of proprietary software over off-the-shelf software is that------------

Involvement in the development offers control over the results

16

RAID storage devices provide data storage that is--------

Fault-tolerant

17

A type of memory whose contents are not lost if the power is turned off is called--------

Nonvolatile

18

Application software interacts with system hardware through-------

The operating system

19

------- is a standardized data manipulation language developed in the 1970s that helps users query and update databases.

SQL

20

------ Is /are an information-analysis tool that involves the automated discovery of patterns and relationship in a data warehouse.

Data Mining

21

A tool that database designers use to visualize and discuss the logical relationships among data is

An entity-relationship diagram

22

The smallest piece of data used by a computer is called a -----

Bit

23

what's the proper order of the typical hierarchy of data

Characters > Fields > Records > Files > databases

24

As long as tables in a relational database share one common----, the tables can be linked to provide useful information and reports.

Attribute

25

A collection of fields about a specific item is called a (n)

Record

26

A(n) ------ specifies to the DBMS (database management System) the logical and physical structure of data and the relationships among the data

Schema

27

Basic database manipulations include ------, which eliminates columns in a relational database.

projecting

28

A database is a collection of intergrated and related--------

Files

29

-------is/ are the standard means for formatting Web page content

HTML (Hypertext Makeup Language)

30

A ---------- interconnects two or more network

Wide area network

31

With the IP protocol, data is grounded into------, to be routed by various paths through a network

Packets

32

A (an) ------ is a web address that specifies the exact location of a web page using alphanumeric characters

URL

33

The web made possible which of these services or capabilities?

Web-browsing

34

------ is a network protocol that enables traffic to be routed among all the networks connected to the internet

IP ( Internet Protocol)

35

Individuals and small organizations usually connect their devices to the internet through a/an---------

Internet Service Provider

36

Telecommunications elements include---------

Modems

37

A -------- converts a telecommunications signal from digital or analog form into another form

Modem

38

Organization use authentication technologies to----------

Confirm the identity of the user requesting access to information or assets

39

The business called "Etsy" does which type of commerce, primarily?

Marketing MIS

40

An organization unit likely to benefit from use of a customer relationship management system is--------

CRM

41

Most e-commerce solution support what core task?

...

42

Advantage of e-commerce and m-commerce include------

...

43

Compared to a typical transaction processing system (TPS), a typical management information system (MIS) has-------- routine,------input/output, and -------complexity of processing.

...

44

the elimination of organization between the producer and the costumer is called-------------

Disintermediation

45

The------- MIS subsystems and outputs are used to monitor and control the flow of materials, products and services through the organization.

Manufacturing

46

They key components of a/an------ system includes a database, model base, dialog manager and access to network, and other computer-based systems.

DSS

47

An effective -------- MIS helps an organization keep personal costs at a minimum while serving the required business processes needed to achieve corporate goals.

HR

48

A typical Decision Support System (DSS) include a/an------------, which allows decision makers to easily access and manipulate the DSS and to use common business terms and phrases.

Dialogue Manager

49

During the---------- State of the problem solving process, you develop alternative solution to the problem and evaluate their feasibility.

Design

50

A Decision Support System (DSS) focuses on the-------- of a decision when faced with unstructured or semi-structured business problems.

Effectiveness

51

Which of these is/are important reasons for an organization to develop an expert system?

...

52

A/an------ helps s user of an expert system understand how the system arrived at its results.

Explanation Facility

53

An expert system's knowledge acquisition facility service as an interface between------

Experts and knowledge base

54

Captured or created knowledge is typically stored in----------

Knowledge Repository

55

A/an------- stores all relevant information, data, rules, cases, and relationships that an expert system uses.

Knowledge Base

56

A/an---------- is NOT a key component of an expert system

Data warehouse

57

------Knowledge is hard to measure and document and typically is not objective or formalized.

Tacit

58

During the----- Phase of the system development like cycle, team member ]s attempt to answer the question, "what must the information system do to provide solutions to problems or opportunities"?

Systems Analysis

59

---------- products are installed, operational information system that meets UU business goals.

...

60

The------- system development approach requires cooperation and frequent live meeting with all project participants as they modify, refine, and test how the system meet user's needs and what its capabilities are.

Agile Development

61

The primary outcome of the systems analysis phase is/are----------

A prioritized list of system requirements

62

---------uses an iterative approach to the systems development process.

Prototyping

63

During the----- phases of the system development process, problems and opportunities are identified and considered in relation to business goals.

System Investigation

64

The training of end users in an important task in the------- phase of a systems development project.

systems Implementation

65

A--------- provides for the gathering of anonymous input, allows for the exchange of information and expertise among people without direct interaction, and supports many different decision-making approaches.

...

66

Data Warehouse

Is a database that holds business information from many sources in the enterprise, covering all aspects of the company's processes, products, and customers.