Hardware
Storage
Software
Applications
Servers
100
The component of a computer that provides the CPU with a working storage area for program instructions and data.


Main Memory

100

Eight bits that together represent a single character of data

byte (B)

100
Programs that help users solve particular computing problems.

Application Software

100

Programs that help users solve particular computer programs

Application Software

100

The ability of current mainframes to run software created decades ago

Backward Compatibility

200

The component of a computer that provides the CPU with a working storage area for program instructions and data

Main Memory

200
A direct access storage device used to store and retrieve data from rapidly rotating disks coated with magnetic material


hard disk drive (HDD)

200

A program that helps to perform maintenance or correct problems with a computer system.

Utility Program

200

Software used to meet organization wide business needs and typically shares data with other enterprise applications used within the organization

Enterprise Application

200

A climate and access controlled building or a set of buildings that houses the computer hardware that delivers an organization's data and information services

Data Center

300

A processor that has two or more independent processing units, call cores, that are capable of sequencing and executing instructions.

Multicore Processor

300

A form of memory which instructions or data can be temporarily stored

random access memory (RAM)

300

A special software program that converts the programmer's source code into the machine-language instructions which consist of binary digits

Compiler

300

The heart of the operating system that controls the most critical processes of the OS

Kernel

300

A server that houses many individual computer motherboards that include one or more processors, computer memory, computer storage, and computer network connections

Blade Server

400

A component of a computer that takes binary data from the CPU and translates it into an image you see on the device's display

Computer Graphics Card

400

A storage device that stores data in memory chips rather than on hard disk drives or optical media

Solid State Storage Device *SSD*

400

Software designed to support teamwork either in the same location or multiple locations

Workgroup application software

400

A set of programming instructions and standards that enable one microservice to access and use the services of another miscroservice

Application Programming Interfaces *API*

400

The use of a collection of computers, often owned by multiple individuals or organizations, that work in a coordinated manner to solve a common problem.

Grid Computing

500

A set of electronic circuits on one small piece semiconductor material, normally silicon.

Integrated Circuit (IC)

500

A type of sequential secondary storage medium, now primarily for storing backups of critical data in the event of a disaster

Magnetic Tape

500

One of a kind software designed for a specific application

Proprietary software

500

A systems that speeds processing by linking hundreds or thousands of processors to operate at the same time

Massively Parallel Processing System

500

A system that enables organizatiosn to quantify and qualify their ability to provide a predictable level of performance.

Four Tiers of Data Center Classification

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