In the maintenance of file systems, defragmentation is a process that reduces the amount of fragmentation. It does this by physically organizing the contents of the mass storage device used to store files into the smallest number of contiguous regions … Read More

A database is an organized collection of data, generally stored and accessed electronically from a computer system. Where databases are more complex they are often developed using formal design and modeling techniques.… Read More

Network-attached storage (NAS) is a file-level computer data storage server connected to a computer network providing data access to a heterogeneous group of clients. NAS is specialized for serving files either by its hardware, software, or configuration. It is often … Read More

Not to be confused with Network-attached storage.
A storage area network (SAN) or storage network is a Computer network which provides access to consolidated, block level data storage. SANs are primarily used to enhance storage devices, such as disk arrays … Read More

Microsoft Hyper-V, codenamed Viridian and formerly known as Windows Server Virtualization, is a native hypervisor; it can create virtual machines on x86-64 systems running Windows. Starting with Windows 8, Hyper-V superseded Windows Virtual PC as the hardware virtualization component of … Read More

VMware, Inc. is a subsidiary of Dell Technologies that provides cloud computing and platform virtualization software and services. It was one of first commercially successful companies to virtualize the x86 architecture.

VMware’s desktop software runs on Microsoft Windows, Linux, and … Read More

n electronic systems and computing, firmware is a specific class of computer software that provides the low-level control for the device’s specific hardware. Firmware can either provide a standardized operating environment for the device’s more complex software (allowing more hardware-independence), … Read More

A service-level agreement (SLA) is a commitment between a service provider and a client. Particular aspects of the service – quality, availability, responsibilities – are agreed between the service provider and the service user. The most common component of SLA … Read More