Reading Time-approximately: 5 minutesIT teams that want an accurate estimate of HPC storage costs must account not only for the technology itself, but for staffing, support and ongoing operational expenses. By Robert Sheldon High-performance computing requires storage systems with the necessary performance and capacity to ensure reliable operations, but these systems come with a hefty price tag. The TCO for high-performance computing (HPC)
Reading Time-approximately: 4 minutesA cloud SLA (cloud service-level agreement) is an agreement between a cloud service provider and a customer that ensures a minimum level of service is maintained. Posted by: Margaret Rouse WhatIs.com Contributor(s): Sonia Lelii, James Montgomery It guarantees levels of reliability, availability and responsiveness to systems and applications; specifies who governs when there is a service interruption; and describes penalties if service levels are not
Reading Time-approximately: 2 minutesA business impact analysis not only brings in consulting revenue; it can also give you greater insight into what your customers’ pain points are. Find out what’s involved in a BIA and how to conduct one for your customers. By Brian Peterson In IT leadership circles, the term “business impact analysis,” or BIA, is a common initiative, yet many people
Reading Time-approximately: 5 minutesBusiness impact analysis (BIA) is a systematic process to determine and evaluate the potential effects of an interruption to critical business operations as a result of a disaster, accident or emergency. Posted by: Margaret Rouse WhatIs.com Contributor(s): Carol Sliwa A BIA is an essential component of an organization’s business continuance plan. It includes an exploratory component to reveal any vulnerabilities and a planning component to develop
Reading Time-approximately: 3 minutesWith more employees working remotely than ever, natural disasters and other typical DR crises present an entirely new challenge. How can businesses tackle this new set of risks? By Alan R. Earls During this the past year, organizations have shifted focus quickly toward remote work. This trend was already under way in recent years for many companies, but the COVID-19
Reading Time-approximately: 9 minutesIP addressing and subnetting are important and basic elements of networks. In this article, learn how to calculate a subnet mask based on the required number of subnets and hosts. By Terry Slattery and David Davis In this article, we explore IP addressing and subnetting and show how to apply this valuable information to real-world scenarios. We address how to
Reading Time-approximately: 4 minutesAs the saying goes, hindsight is 20/20. Check out the articles that caught the attention of IT pros this year and learn what that says about the current state of the market. By Sara Grier In addition to all the insanity that went on in the world in 2020, it was also a big year for IT, and cloud computing
Reading Time-approximately: 3 minutesWi-Fi is the wireless standard used to build wireless LANs, while carriers primarily used WiMax to build wireless metropolitan area networks before moving to LTE. Tekmart Africa Partner Content The primary differences between Wi-Fi and WiMax can be easily summed up in looking at their uses. Wi-Fi is the wireless standard used to build wireless LANs, while WiMax was primarily used
Reading Time-approximately: 4 minutesUPSes are crucial components to any backup power system. Use power ratings, infrastructure voltage requirements and the UPS type to guide the selection process. By Julia Borgini Organizations must invest in effective data center power systems to avoid costly downtime. But admins shouldn’t just focus on primary power systems. Backup power hardware, such as uninterruptible power supplies, is also essential.
Reading Time-approximately: 4 minutesTo choose the right UPS, be sure to figure out business needs, power supply size requirements and how long your backup systems must last during downtime. By Robert McFarlane Uninterruptible power supply selection starts with a plan and a business purpose. The hardware’s goal is to maintain power when the utility service quits, but admins should determine for how long,
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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