A mobile operating system that was originally developed for embedded systems.

QR code (abbreviated from Quick Response Code) is the trademark for a type of matrix barcode (or two-dimensional barcode) first designed for the automotive industry in Japan. A barcode is an optically machine-readable label that is attached to an item and that records information related to that item. The information encoded by a QR code may be made up of four standardized types ("modes") of data (numeric, alphanumeric, byte / binary, kanji) or, through supported extensions, virtually any type of data.

QSSE001 Q/SSE Qualified/ SW Security Expert by Security University

HP QuickTest Professional (QTP) provides functional and regression test automation for software applications and environments. It uses Visual Basic (VBScript) scripting language to specify a test procedure, and to manipulate the objects and controls of the application under test.

A chip with four independent units (cores) that read and execute CPU instructions such as add and move data. The individual cores can run multiple instructions simultaneously, increasing the speed for programs compatible with parallel processing.

A multicopter that is lifted and propelled by four rotors. Quadrotors are classified as rotorcraft, as opposed to fixed-wing aircraft, because their lift is generated by a set of revolving narrow-chord airfoils. 

A quadruple-play network is one that offers mobility in addition to the voice, data and video provided by a triple-play network.  

The standard of fitness measured against a specified or expected standard for purpose, construction, design, usability, strength, finish and/or durability.

The maintenance of a desired level of quality in a service or product, especially by way of preventing defects at every stage of the process of delivery of the service or production of the solution.

Any systematic process of checking to see whether a product or service being developed is meeting specified requirements. It results in an increase in customer confidence, company's credibility, and work processes and efficiency.

A procedure or set of procedures intended to ensure that a manufactured product or performed service adheres to a defined set of quality criteria or meets the requirements of the client or customer.

The translation of user requirements and requests into product designs. The goal of QFD is to build a product that does exactly what the customer wants instead of delivering a product that emphasizes expertise the builder already has.

A quality management system (QMS) is a set of policies, processes and procedures required for planning and execution in the core business area of an organization. It is a system by which an organization aims to reduce and eventually eliminate nonconformance to specifications, standards, and customer expectations in the most cost effective and efficient manner. ISO 9001:2008 is an example of a Quality Management System.

A measure of the overall level of customer satisfaction with a vendor. QoE is related to but differs from Quality of Service (QoS). It expresses user satisfaction both objectively and subjectively. 

The idea that transmission rates, error rates, and other characteristics can be measured, improved, and, to some extent, guaranteed in advance. 

QualityStage is a client server software tool used to improve data quality through a sequence of data cleansing mechanisms. Large amounts of data can be processed using QualityStage's design components and stages.The integrated modules in QualityStage that are used for data engineering like Investigation, Standardization and Matching.