Data and Information Systems Overview

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Questions and Answers

What is the primary purpose of a phishing attack?

To acquire sensitive personal information (correct)

To spread malware indiscriminately

To perform cyber terrorism activities

To improve cybersecurity measures

Which of the following categories does malware include?

Secure software and encryption tools

Adware and spyware only

Spam and phishing attacks

Viruses, worms, Trojan horses, and spyware (correct)

How does ethics contribute to information technology?

By minimizing the need for data security measures

By promoting profit over privacy

By establishing legal frameworks for data collection

By ensuring constant attention to security challenges (correct)

What is the relationship between cyber terrorism and information systems?

Cyber terrorism involves threats to information systems linked to terrorist activities. Signup and view all the answers

What is the significance of a disaster recovery plan?

It ensures quick recovery and continuity after a disaster. Signup and view all the answers

What is the primary purpose of a Management Information System?

To produce reports for managers and others within the organization Signup and view all the answers

Which type of network connects machines within limited areas, such as a single building?

Local Area Network (LAN) Signup and view all the answers

What feature distinguishes an Executive Support System from other types of management support systems?

It provides senior executives with access to primary databases Signup and view all the answers

Which statement best describes cloud computing?

The use of powerful servers to store applications for web access Signup and view all the answers

What is the main function of a firewall in an IT system?

To limit and log data transfers for security purposes Signup and view all the answers

What does a Decision Support System primarily offer to business users?

Direct support during decision-making processes Signup and view all the answers

Which of the following defines a Virtual Private Network (VPN)?

A secure connection between two points on the internet Signup and view all the answers

What characterizes expert systems in computing?

They imitate human thought processes through rules Signup and view all the answers

What defines data in a business context?

Raw facts and figures that may or may not be relevant to a business decision Signup and view all the answers

What is the primary function of data analytics in business?

To analyze raw data for making conclusions Signup and view all the answers

Which statement best describes an information system?

An organized method for collecting, storing, and communicating information Signup and view all the answers

How does big data differ from regular data?

It includes large or complex sets of information that traditional processing applications can't analyze Signup and view all the answers

What role does data play in creating value for a company?

It improves decision making, reduces costs, and increases operational efficiency Signup and view all the answers

Which of the following best describes a database?

A centralized, integrated collection of data resources Signup and view all the answers

What is a common source for data collection?

People, machines, and technology Signup and view all the answers

What is the main benefit of understanding user behavior patterns for businesses?

To enhance decision-making and service improvement Signup and view all the answers

Study Notes

Data, Information Systems and Big Data

Data are raw facts and figures with potential relevance to business decisions.
Information is processed data that provides knowledge.
Data originates from various sources, including people, machines, and technology.
Big data encompasses large and complex datasets that defy traditional analytical methods.
An information system is a structured method for collecting, storing, and disseminating information on internal operations and external intelligence.
Businesses utilize data to address problems by gathering information on target market demographics or product specifications.
Data analytics analyzes raw data to extract insights and inform business decisions.
Data enhances company value by facilitating better decisions, reducing costs, improving customer experiences, and increasing operational efficiency.

Information Systems

A database is a centralized collection of integrated data resources.
Operational support systems provide operational information for internal and external users.
Management support systems aid effective decision-making.

Management Support Systems

Management information systems generate reports for managers and internal stakeholders.
Decision support systems directly assist businesspeople during the decision-making process.
Executive support systems provide senior executives with access to company databases through user-friendly interfaces.
Expert systems mimic human thinking through intricate if/then rules.

Computer Hardware and Software

Hardware refers to the tangible elements of a computer system.
Software encompasses all programs, routines, and languages that control computer operations.

Networks, the Internet and Cloud Computing

A LAN (Local Area Network) connects machines within limited areas, such as a building.
A WAN (Wide Area Network) links geographically dispersed locations using telephone lines, microwaves, and satellites.
Wi-Fi is a wireless network connecting devices using radio waves.
A VPN (Virtual Private Network) establishes a secure connection between two internet points.
An intranet is a private network, similar to the internet, with access restricted to authorized users.
A firewall limits data transfers to specific locations and tracks system use to enhance security.
Enterprise computing leverages interconnected hardware to enable seamless data flow across organizations.
Cloud computing utilizes powerful servers to store applications and databases, accessible to users via the web.

Benefits of Cloud Computing

On-demand self-service
Encompasses grid computing principles
Encompasses utility computing principles
Wide network access
Shared computing resources
Virtualized servers

Security and Ethical Issues

Cybercrime involves stealing or altering data through various methods.
Phishing attacks deceive users into revealing sensitive information through official-looking emails or messages.
Cyberterrorism targets information systems and can be associated with terrorist activities.
Malware (viruses, worms, Trojan horses, spyware) is malicious software designed to infect computer systems.
Ethics in IT promotes responsible use of technology, protecting privacy and ensuring reliability.

Disaster Recovery and Backup

Disaster recovery plans enable system restoration after disruptions.
Backup systems create data copies for recovery in case of data loss.

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Description

This quiz delves into the fundamentals of data, information systems, and the significance of big data in business decision-making. Explore the processes of data collection, storage, and analytics, and understand how these elements contribute to organizational efficiency and value. Gain insights into the role of information systems in managing various data sources for optimal business outcomes.