Reading Time-approximately: 4 minutesNOR flash memory is one of two types of non-volatile storage technologies. NAND is the other. Non-volatile memory doesn’t require power to retain data. Posted by: Margaret Rouse WhatIs.com Contributor(s): Ben Lutkevich; Brien Posey; Rodney Brown NOR and NAND use different logic gates — the fundamental building block of digital circuits — in each memory cell to map data. Both types of flash memory were invented by Toshiba,
Reading Time-approximately: 4 minutesNetwork visibility is an awareness of the components within and the data moving through an enterprise computer network. The term is often used to refer to the various tools enterprises use to increase awareness of their data and other network contents. Posted by: Margaret Rouse WhatIs.com Contributor(s): Ben Lutkevich Taking a proactive approach to network visibility allows enterprises to better monitor network
Reading Time-approximately: 2 minutesSoftware asset management (SAM) is the administration of processes, policies and procedures that support the procurement, deployment, use, maintenance and disposal of software applications within an organization. Posted by: Margaret Rouse WhatIs.com SAM is the part of IT asset management that seeks to ensure the organization complies with license agreements and does not overspend on software. An important goal of every SAM initiative is to facilitate the
Reading Time-approximately: 4 minutesLatency is a synonym for delay. In telecommunications, low latency is associated with a positive user experience (UX) while high latency is associated with poor UX. Posted by: Margaret Rouse WhatIs.com Contributor(s): Alexander Gillis, Matthew Haughn and Ed Blair In computer networking, latency is an expression of how much time it takes for a data packet to travel from one designated point to another. Ideally,
Reading Time-approximately: 2 minutesIOPS (input/output operations per second) is the standard unit of measurement for the maximum number of reads and writes to non-contiguous storage locations. IOPS is pronounced EYE-OPS. Posted by: Margaret Rouse WhatIs.com Contributor(s): Erin Sullivan IOPS is frequently referenced by storage vendors to characterize performance in solid-state drives (SSD), hard disk drives (HDD) and storage area networks. However, an IOPS number is not an
Reading Time-approximately: 3 minutesAlthough the terms WLAN and Wi-Fi are used interchangeably, the two wireless technologies are quite different. Fundamentally, Wi-Fi is just a type of WLAN. By Lee Badman and Tessa Parmenter The notion of wireless continues to get complicated in business environments. If you don’t know the specific wireless context or application being discussed, your assumption of what wireless LAN means may be
Reading Time-approximately: 2 minutesGeneral Data Protection Regulation (GDPR) is legislation that will update and unify data privacy laws across the European Union. GDPR was approved by the EU Parliament on April 14, 2016 and goes into effect on May 25, 2018. Posted by: Margaret Rouse WhatIs.com Contributor(s): Trea Lavery GDPR replaces the EU Data Protection Directive of 1995. The new directive focuses on keeping businesses more transparent
Reading Time-approximately: 4 minutesInfrastructure as a service (IaaS) is a form of cloud computing that provides virtualized computing resources over the internet. IaaS is one of the three main categories of cloud computing services, alongside software as a service (SaaS) and platform as a service (PaaS). Posted by: Margaret Rouse WhatIs.com Contributor(s): Michelle Boisvert and Stephen J. Bigelow IaaS architecture and how it works In an IaaS model, a cloud provider hosts
Reading Time-approximately: 8 minutesA chief information officer (CIO) is the corporate executive in charge of information technology (IT) strategy and implementation. Posted by: Margaret Rouse WhatIs.com Contributor(s): Mary Pratt In addition to overseeing the hardware, software and data that help other members of the C-suite do their jobs effectively, the CIO must research new technologies, strategize how technology can provide business value and address the risks associated
Reading Time-approximately: 3 minutesA SAS SSD (Serial-Attached SCSI solid-state drive) is a NAND flash-based storage or caching device designed to fit in the same slot as a hard disk drive (HDD) and use the SAS interface to connect to the host computer. Posted by: Margaret Rouse WhatIs.com Contributor(s): James Alan Miller and Carol Sliwa The most common drive form factors for a SAS SSD are 2.5-inch and 3.5-inch. SAS SSD bandwidth
What is COVID-19?
On 31 December 2019, the World Health Organization (WHO) reported a cluster of pneumonia cases in Wuhan City, China. ‘Severe Acute Respiratory Syndrome Coronavirus 2’ (SARS-CoV-2) was confirmed as the causative agent of what we now know as ‘Coronavirus Disease 2019’ (COVID-19). Since then, the virus has spread to more than 100 countries, including South Africa.
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