ITM 100 Class 10 (5.2) Key Terms 2025/2026

carbon emissions

Includes the carbon dioxide and carbon monoxide in the atmosphere produced by business processes and systems.

clean computing

Refers to the environmentally responsible use, manufacture, and disposal of technology products and computer equipment.

cloud computing

Stores, manages, and processes data and applications over the Internet rather than on a personal computer or server.

community cloud

Serves a specific community with common business models, security requirements, and compliance considerations.

corporate social responsibility

Companies’ acknowledged responsibility to society.

Data as a Service (DaaS)

Facilitates the accessibility of business-critical data in a timely, secure, and affordable manner.

data center

A facility used to house management information systems and associated components, such as telecommunications and storage systems.

Disaster Recovery as a Service (DRaaS)

Offers backup services that use cloud resources to protect applications and data from disruption caused by disaster.

dynamic scaling

Means that the MIS infrastructure can be automatically scaled up or down based on needed requirements.

energy consumption

The amount of energy consumed by business processes and systems.

ewaste

Refers to discarded, obsolete, or broken electronic devices

green personal computer (green PC)

A computer built using environmentally friendly materials and designed to save energy.

grid computing

A collection of computers, often geographically dispersed, that are coordinated to solve a common problem.

hybrid cloud

Includes two or more private, public, or community clouds, but each cloud remains separate and is only linked by technology that enables data and application portability.

Infrastructure as a Service (IaaS)

Delivers hardware networking capabilities, including the use of servers, networking, and storage, over the cloud using a pay-per-use revenue model.

Moore’s law

Refers to the computer chip performance per dollar doubling every 18 months.

Platform as a Service (PaaS)

Supports the deployment of entire systems including hardware, networking, and applications using a pay-per-use revenue model.

private cloud

Serves only one customer or organization and can be located on the customer’s premises or off the customer’s premises.

public cloud

Promotes massive, global, industrywide applications offered to the general public.

Security as a Service (SaaS)

Involves applications such as antivirus software delivered over the Internet with constant virus definition updates that are not reliant on user compliance.

smart grid

Delivers electricity using two-way digital technology.

Software as a Service (SaaS)

Delivers applications over the cloud using a pay-per-use revenue model.

sustainable MIS disposal

Refers to the safe disposal of MIS assets at the end of their life cycle.

sustainable, or green, MIS

Describes the production, management, use, and disposal of technology in a way that minimizes damage to the environment.

upcycle

Reuses or refurbishes ewaste and creates a new product.

utility computing

Offers a pay-per-use revenue model similar to a metered service such as gas or electricity.

virtualization

The creation of a virtual (rather than actual) version of computing resources, such as an operating system, a server, a storage device, or network resources.