Browse Definitions :

Browse Definitions by Alphabet

Q - QUI

  • Q format - Q (number) format is a fixed-point method of coding fractional and whole integers for processing by a computer’s CPU or a digital signal processor (DSP).
  • Q signaling - Q signaling (abbreviated QSIG), a protocol for Integrated Services Digital Network (ISDN) communications based on the Q.
  • Q signaling (QSIG) - Q signaling (abbreviated QSIG), a protocol for Integrated Services Digital Network (ISDN) communications based on the Q.
  • Q.931 - Q.931 (also called Q93 is a signaling protocol for Integrated Services Digital Network (ISDN) communications that is used in voice over IP (VoIP).
  • Q931 - Q.931 (also called Q93 is a signaling protocol for Integrated Services Digital Network (ISDN) communications that is used in voice over IP (VoIP).
  • QA - Quality assurance (QA) is any systematic process of determining whether a product or service meets specified requirements.
  • QA/QC - Quality control (QC) is 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.
  • QAM - QAM (quadrature amplitude modulation) is a method of combining two amplitude modulation (AM) signals into a single channel.
  • QAM (quadrature amplitude modulation) - QAM (quadrature amplitude modulation) is a method of combining two amplitude modulation (AM) signals into a single channel.
  • QBE - Query by Example (QBE) is a method of query creation that allows the user to search for documents based on an example in the form of a selected text string or in the form of a document name or a list of documents.
  • QC - Quality control (QC) is 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.
  • QDOS - QDOS was the forerunner of DOS (Disk Operating System), the first widely-used personal computer operating system.
  • QFE - Quick Fix Engineering (QFE) is a Microsoft term for the delivery of individual service updates to its operating systems and application programs such as Word.
  • QFE - Quad FastEthernet (QFE) is a network interface card (NIC) manufactured by Sun Microsystems that is designed to enhance the bandwidth of a Peripheral Component Interconnect (PCI)-based server using Sun Microsystem's Solaris 8 or later operating environment.
  • QHD (quad high definition) - QHD (Quad High Definition) is a resolution standard for high-end monitors, televisions and mobile devices.
  • qHD (quarter high definition) - qHD (quarter high definition) is a resolution standard for mobile devices.
  • Qi (Wireless Power Consortium) - Qi (pronounced CHEE) is a manufacturer-agnostic standard for wirelessly charging battery-powered devices.
  • QIX - QIX (NASDAQ Information Exchange protocol) is a proprietary specification intended to streamline automated trading in the financial industry.
  • QIX (NASDAQ Information Exchange protocol) - QIX (NASDAQ Information Exchange protocol) is a proprietary specification intended to streamline automated trading in the financial industry.
  • QLC NAND - QLC NAND (quad-level cell NAND) is a form of NAND flash memory that can store up to four bits of data per memory cell.
  • Qlik - Qlik is a software vendor specializing in data visualization, executive dashboards and self-service business intelligence products.
  • QNAP Systems Inc. (Quality Network Appliance Provider Systems Inc.) - QNAP Systems Inc.
  • QNX - QNX is a mobile operating system that was originally developed for embedded systems.
  • QoE - Quality of Experience (QoE or QoX) is a measure of the overall level of customer satisfaction with a vendor.
  • QoS - Quality of service (QoS) refers to any technology that manages data traffic to reduce packet loss, latency and jitter on the network.
  • QoX - Quality of Experience (QoE or QoX) is a measure of the overall level of customer satisfaction with a vendor.
  • QPS - Queries-per-second (QPS) (or the query-per-second rate) is a measure of how much traffic a particular query server is handling at a given time.
  • QR code - A QR code (quick response code) is a type of 2D bar code that provides easy access to information through a smartphone camera.
  • QR code (quick response code) - A QR code (quick response code) is a type of 2D bar code that provides easy access to information through a smartphone camera.
  • QSA - A Qualified Security Assessor (QSA) is a person who has been certified by the PCI Security Standards Council to audit merchants for Payment Card Industry Data Security Standard (PCI DSS) compliance.
  • QSIG - Q signaling (abbreviated QSIG), a protocol for Integrated Services Digital Network (ISDN) communications based on the Q.
  • Quad FastEthernet - Quad FastEthernet (QFE) is a network interface card (NIC) manufactured by Sun Microsystems that is designed to enhance the bandwidth of a Peripheral Component Interconnect (PCI)-based server using Sun Microsystem's Solaris 8 or later operating environment.
  • quad gate - A quad gate is an IC (integrated circuit or chip) containing four logic gates.
  • quad-core processor - A quad-core processor is a chip with four independent units called cores that read and execute central processing unit (CPU) instructions such as add, move data, and branch.
  • quadbit - A quadbit, sometimes called a nibble, is one of 16 possible four-bit combinations used in some communication signals.
  • quadbit (nibble) - A quadbit, sometimes called a nibble, is one of 16 possible four-bit combinations used in some communication signals.
  • quadrature amplitude modulation - QAM (quadrature amplitude modulation) is a method of combining two amplitude modulation (AM) signals into a single channel.
  • Qualified Security Assessor - A Qualified Security Assessor (QSA) is a person who has been certified by the PCI Security Standards Council to audit merchants for Payment Card Industry Data Security Standard (PCI DSS) compliance.
  • Qualified Security Assessor (QSA) - A Qualified Security Assessor (QSA) is a person who has been certified by the PCI Security Standards Council to audit merchants for Payment Card Industry Data Security Standard (PCI DSS) compliance.
  • qualitative data - Qualitative data is information that cannot be counted, measured or easily expressed using numbers.
  • quality - In an information technology product or service, quality is sometimes defined as "meeting the requirements of the customer.
  • quality assurance - Quality assurance (QA) is any systematic process of determining whether a product or service meets specified requirements.
  • quality assurance (QA) - Quality assurance (QA) is any systematic process of determining whether a product or service meets specified requirements.
  • quality control - Quality control (QC) is 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.
  • quality control (QC) - Quality control (QC) is 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.
  • quality function deployment - Quality function deployment (QFD) is the translation of user requirements or requests into designs.
  • quality gate - A quality gate is a milestone in an IT project that requires that predefined criteria be met before the project can proceed to the next phase.
  • Quality of Experience - Quality of Experience (QoE or QoX) is a measure of the overall level of customer satisfaction with a vendor.
  • Quality of Experience (QoE or QoX) - Quality of Experience (QoE or QoX) is a measure of the overall level of customer satisfaction with a vendor.
  • Quality of Service - Quality of service (QoS) refers to any technology that manages data traffic to reduce packet loss, latency and jitter on the network.
  • quality of service (QoS) - Quality of service (QoS) refers to any technology that manages data traffic to reduce packet loss, latency and jitter on a network.
  • quant (quantitative analyst) - A quant (quantitative analyst) is a financial services professional whose qualifications also include advanced mathematics and and computer skills.
  • quantum - Quantum is the Latin word for amount and, in modern understanding, means the smallest possible discrete unit of any physical property such as energy or matter.
  • quantum as a service (QaaS) - Quantum as a service (QaaS) is the offering of quantum compute facilities as an on demand service.
  • quantum computing - Quantum computing is an area of study focused on the development of computer technologies based on the principles of quantum theory.
  • quantum cryptography - Quantum cryptography uses our current knowledge of physics to develop a cryptosystem that is not able to be defeated - that is, one that is completely secure against being compromised without knowledge of the sender or the receiver of the messages.
  • Quantum Extended Graphics Array - QXGA (Quantum Extended Graphics Array) is a display mode in which the resolution is 2048 pixels horizontally by 1536 pixels vertically (2048 x 1536).
  • quantum indeterminacy - Schrödinger's cat is a famous hypothetical experiment designed to point out a flaw in the Copenhagen interpretation of superposition as it applies to quantum theory.
  • quantum interference - Quantum interference is one of the most challenging principles of quantum theory.
  • quantum internet - The quantum internet is a theoretical system of interconnected quantum computers that uses quantum signals to send information rather than radio waves.
  • quantum key distribution (QKD) - Quantum key distribution (QKD) is a secure communication method for exchanging encryption keys only known between shared parties.
  • quantum measurement indeterminacy - Schrödinger's cat is a famous hypothetical experiment designed to point out a flaw in the Copenhagen interpretation of superposition as it applies to quantum theory.
  • quantum microphone - A quantum microphone is an extremely device that detects the smallest particles of sound, such as packets of vibrational energy called phonons.
  • quantum supremacy - Quantum supremacy is the experimental demonstration of a quantum computer's dominance and advantage over classic computers by performing calculations that were previously impossible at unmatched speeds.
  • quantum theory - Quantum theory is the theoretical basis of modern physics that explains the nature and behavior of matter and energy on the atomic and subatomic level.
  • Quarter Video Graphics Array - QVGA (Quarter Video Graphics Array) is a small-screen display mode in which the resolution is 320 pixels horizontally by 240 pixels vertically (320 x 240).
  • qubit - A qubit is a quantum bit, the counterpart in quantum computing to the binary digit or bit of classical computing.
  • queries per second - Queries-per-second (QPS) (or the query-per-second rate) is a measure of how much traffic a particular query server is handling at a given time.
  • queries-per-second - Queries-per-second (QPS) (or the query-per-second rate) is a measure of how much traffic a particular query server is handling at a given time.
  • query - A query is a question or a request for information expressed in a formal manner.
  • Query by Example - Query by Example (QBE) is a method of query creation that allows the user to search for documents based on an example in the form of a selected text string or in the form of a document name or a list of documents.
  • Query by Example (QBE) - Query by Example (QBE) is a method of query creation that allows the user to search for documents based on an example in the form of a selected text string or in the form of a document name or a list of documents.
  • querystring - A querystring is a set of characters input to a computer or Web browser and sent to a query program to recover specific information from a database.
  • Question 1 - Test yourself.
  • Question 10 - Test yourself.
  • Question 2 - Test yourself.
  • Question 3 - Test yourself.
  • Question 4 - Test yourself.
  • Question 5 - Test yourself.
  • Question 6 - Test yourself.
  • Question 7 - Test yourself.
  • Question 8 - Test yourself.
  • Question 9 - Test yourself.
  • queue - In general, a queue is a line of people or things waiting to be handled, usually in sequential order starting at the beginning or top of the line or sequence.
  • queue depth - Queue depth, in storage, is the number of pending input/output (I/O) requests for a volume.
  • Quick Fix Engineering - Quick Fix Engineering (QFE) is a Microsoft term for the delivery of individual service updates to its operating systems and application programs such as Word.
  • Quick Place - QuickPlace is Lotus's Web-based shared workspace software for real time collaboration among geographically dispersed participants.
  • quick response code - A QR code (quick response code) is a type of 2D bar code that provides easy access to information through a smartphone camera.
  • Quick Start Glossary: Big data analytics - Print out our glossary of essential terminology related to big data analytics for a quick reference or, online, access links to full definitions and additional resources.
  • Quick Start Glossary: Desktop virtualization - Print out our handy glossary of essential desktop virtualization terminology for a fast reference.
  • Quick Start Glossary: Hybrid cloud - A handy printable glossary of hybrid cloud vocabulary.
  • Quick Start Glossary: Network-attached storage (NAS) - Print out our handy glossary of essential network-attached storage (NAS) terminology for a fast reference.
  • Quick Start Glossary: PCI DSS (Payment Card Industry Data Security Standard) - Payment Card Industry Data Security Standard (PCI DSS): Print the glossary out for a fast reference or access online to see full definitions and further resources.
  • Quick Start Glossary: Project Management - You can print out this glossary for a fast reference to essential project management-related terms.
  • Quick Start Glossary: WAN acceleration - Essential terminology for WAN acceleration (WAN optimization) in a printable fast reference glossary.
  • Quicktime - Quicktime is a multimedia development, storage, and playback technology from Apple.
  • QuickType - QuickType is a predictive text feature released with Apple's iOS 8 that uses machine learning to incorporate the user's vocabulary into its dictionary and so improve its capacity and accuracy.
  • quiet period - A quiet period is a measure of time during which corporate insiders are restricted from disclosing information relative to the performance or prospective performance of a company before that information is made public.
  • quintessence - Dark energy, also called quintessence, is a mysterious energy or force that has been postulated by astronomers and cosmologists to explain recent observations suggesting that the universe is expanding at an ever-increasing rate of speed.
  • Quiz: A taste for tech? - A quiz about food-related tech terms: Does this prominent producer of hardware and software keep the doctor away?.
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