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Power-on self-test. A power-on self-test ( POST) is a process performed by firmware or software routines immediately after a computer or other digital electronic device is powered on. [1] POST processes may set the initial state of the device from firmware and detect if any hardware components are non-functional.
CompTIA Advanced Security Practitioner (CASP+) is the highest level certification in CompTIA's cybersecurity pathway after Security+, CySA+, and PenTest+. The CASP+ certification was accredited by the International Organization for Standardization (ISO) and the American National Standards Institute (ANSI) on December 13, 2011. [ 16 ]
Histogram. Pareto chart. Scatter diagram. Flow chart. Run chart. The seven basic tools of quality are a fixed set of visual exercises identified as being most helpful in troubleshooting issues related to quality. [1] They are called basic because they are suitable for people with little formal training in statistics and because they can be used ...
Linux (/ ˈ l ɪ n ʊ k s /, LIN-uuks) [11] is a generic name for a family of open-source Unix-like operating systems based on the Linux kernel, [12] an operating system kernel first released on September 17, 1991, by Linus Torvalds.
CISSP logo. CISSP ( Certified Information Systems Security Professional) is an independent information security certification granted by the International Information System Security Certification Consortium, also known as ISC2. As of July, 2022, there were 156,054 ISC2 members holding the CISSP certification worldwide. [1]
Troubleshooting. Troubleshooting is a form of problem solving, often applied to repair failed products or processes on a machine or a system. It is a logical, systematic search for the source of a problem in order to solve it, and make the product or process operational again. Troubleshooting is needed to identify the symptoms.