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IT management

Learn about the core elements of IT management, including operations, tech support and personal computing, as well as terms related to IT careers, certifications and project management.

Certifications

This glossary contains definitions related to IT Certifications.

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IT career paths

  • stacked ranking (stack ranking)

    Stacked ranking (stack ranking) is an employee evaluation method that slots a certain percentage of employees into each of several levels of performance.

  • upskilling

    Upskilling is a workplace trend that provides training programs and development opportunities to expand an employee's abilities and minimize skill gaps.

  • managerial grid model (The Blake and Mouton Managerial Grid model)

    The managerial grid model was developed by Robert R. Blake and Jane S. Mouton in the 1960s to help companies and individuals analyze and improve management styles.

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IT Operations

Terms related to the processes and services implemented and managed by an organization’s information technology (IT) department. Topics covered include systems management, configuration management, API management and DevOps, as well as real-time performance monitoring and management.

  • big-endian and little-endian

    The term endianness describes the order in which computer memory stores a sequence of bytes.

  • inventory turns (inventory turnover)

    Inventory turns, also referred to as inventory turnover and inventory turnover ratio, are a popular measurement used in inventory management to assess operational and supply chain efficiency.

  • Prometheus

    Prometheus is an open source monitoring and alerting toolkit for microservices and containers that provides flexible queries and real-time notifications.

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Personal computing

Terms related to personal computers, including definitions about computers sold as consumer products and words and phrases about laptops, tablets and smartphones.

  • greenhouse gas

    A greenhouse gas lets the sun's rays warm the Earth's surface but restricts the heat from escaping into space. Specifically, these gases absorb infrared radiation from the sun in the Earth's atmosphere and release it.

  • Address Resolution Protocol (ARP)

    Address Resolution Protocol (ARP) is a protocol that maps dynamic IP addresses to permanent physical machine addresses in a local area network (LAN).

  • privacy policy

    A privacy policy is a legal document that explains how an organization handles any customer, client or employee information gathered in its operations.

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Project management

Terms related to project management, including definitions about project management methodologies and tools.

  • organizational change management (OCM)

    Organizational change management (OCM) is a type of change management framework for managing the effect of new business processes, changes in organizational structure, or cultural changes within an enterprise.

  • workflow

    Workflow is the series of activities that are necessary to complete a task.

  • ITIL V3

    ITIL V3 is the third version of the Information Technology Infrastructure Library (ITIL), a globally recognized collection of best practices for managing IT and for implementing IT service management (ITSM) practices.

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Technical support

Terms related to computer fundamentals, including computer hardware definitions and words and phrases about software, operating systems, peripherals and troubleshooting.

  • continuous data protection (CDP)

    Continuous data protection (CDP), also known as continuous backup, is a backup and recovery storage system in which all the data in an enterprise is backed up whenever any change is made.

  • business process reengineering (BPR)

    Business process reengineering (BPR) is a management practice in which business processes used are radically redesigned to improve efficiency, effectiveness and performance.

  • cold backup (offline backup)

    A cold backup is a backup of an offline database.

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Networking
  • Telnet

    Telnet is a network protocol used to virtually access a computer and provide a two-way, collaborative and text-based ...

  • big-endian and little-endian

    The term endianness describes the order in which computer memory stores a sequence of bytes.

  • Address Resolution Protocol (ARP)

    Address Resolution Protocol (ARP) is a protocol that maps dynamic IP addresses to permanent physical machine addresses in a local...

Security
  • Mitre ATT&CK framework

    The Mitre ATT&CK (pronounced miter attack) framework is a free, globally accessible knowledge base that describes the latest ...

  • timing attack

    A timing attack is a type of side-channel attack that exploits the amount of time a computer process runs to gain knowledge about...

  • privileged identity management (PIM)

    Privileged identity management (PIM) is the monitoring and protection of superuser accounts that hold expanded access to an ...

CIO
HRSoftware
  • employee resource group (ERG)

    An employee resource group is a workplace club or more formally realized affinity group organized around a shared interest or ...

  • employee training and development

    Employee training and development is a set of activities and programs designed to enhance the knowledge, skills and abilities of ...

  • employee sentiment analysis

    Employee sentiment analysis is the use of natural language processing and other AI techniques to automatically analyze employee ...

Customer Experience
  • customer profiling

    Customer profiling is the detailed and systematic process of constructing a clear portrait of a company's ideal customer by ...

  • customer insight (consumer insight)

    Customer insight, also known as consumer insight, is the understanding and interpretation of customer data, behaviors and ...

  • buyer persona

    A buyer persona is a composite representation of a specific type of customer in a market segment.

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