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Exam 1 Flashcards Set
Exam 1 Flashcards Set
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46 Terms
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Information System
Interrelated components working together to collect, process, store, and disseminate information.
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Feedback Mechanism
A component of information systems that monitors and controls operations.
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Competitive Advantage
The ability to generate more sales and achieve superior profit margins.
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Leavitt's Diamond Model
A framework used to introduce new systems into the workplace, focusing on people, technology, processes, and structure.
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Personal Information System
An information system that improves the productivity of individual users for stand-alone tasks.
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Workgroup Information System
An information system that enables effective collaboration among team members.
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Enterprise Information System
An information system that addresses organization-wide business needs.
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Interorganizational IS
An information system that enables sharing of information across organizational boundaries.
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Strategic Planning
A managerial process to identify initiatives and projects for organizational objectives.
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CIO (Chief Information Officer)
The executive responsible for achieving the organization's goals using IS department's resources.
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Software Developer
A professional who creates and maintains applications and operating systems.
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IS Security Analyst
An individual who plans and implements security measures for systems and data.
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Systems Analyst
A professional who defines requirements for new information systems.
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Programmer
A person who translates program designs into working software.
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Web Developer
An individual who designs and manages websites.
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Business Analyst
A professional who evaluates and solves business challenges.
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CPU
The central processing unit, the primary component of a computer that performs calculations.
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RAM (Random Access Memory)
Temporary volatile storage that stores data and machine code currently being used.
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Cache Memory
High-speed memory that processors can access more rapidly than main memory.
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ROM (Read-Only Memory)
Nonvolatile memory that permanently stores data and instructions.
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Special-purpose Computer
A computer designed to perform a specific set of tasks.
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General-purpose Computer
A computer that can perform a variety of tasks and run multiple applications.
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Supercomputer
A powerful computer designed for extensive computational capabilities.
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Operating System (OS)
Programs that control a computer’s hardware and manage tasks.
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Kernel
The core component of an operating system that regulates system operations.
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Proprietary Software
Software that is tailored for specific organizations and is not free to use or share.
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Software as a Service (SaaS)
A software delivery model where applications are hosted by a service provider and accessed via the Internet.
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Open-Source Software
Software that is typically free and allows modifications by anyone.
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Network Topology
The arrangement of different elements (links, nodes, etc.) in a computer network.
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Star Network
A network topology where all devices are connected to a central hub.
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Wi-Fi
A wireless networking technology that allows devices to connect to the Internet.
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IP Address
A unique identifier assigned to devices connected to a network.
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MAC Address
A hardware identification number that uniquely identifies each device on a network.
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Client/Server Model
A network architecture where many clients request services from centralized servers.
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Phishing
A cyberattack vector involving fraudulent email schemes to trick individuals into revealing sensitive information.
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Trojan Horse
Malicious software disguised as legitimate software.
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CIA Security Triad
Three core principles of cybersecurity: Confidentiality, Integrity, and Availability.
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Risk Assessment
The process of identifying and prioritizing threats to an organization.
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Authentication Methods
Techniques used to verify the identity of a user trying to access a system.
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Encryption
The process of converting information or data into a code to prevent unauthorized access.
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Network Types
Different classifications of networks, including PAN, LAN, MAN, and WAN.
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Twisted-Pair Wire
A type of cable used for telecommunications and networking, consisting of pairs of wires twisted together.
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Fiber-Optic Cable
A medium for transmitting data as pulses of light through strands of glass or plastic.
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Bluetooth
A short-range wireless technology standard for exchanging data between devices.
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Worm
A self-replicating malicious program that spreads across networks.
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Cache Memory
A small-sized type of volatile computer memory that provides high-speed data access to the processor.
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