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With an All-Access Pass, you get access to every current and future ITU course. Access over 2,500 hours of on-demand IT Training 24/7. With over 13,000 on-demand training videos and 19,000+ practice questions, you'll have the tools to excel in the critical IT skills needed to elevate your IT Career. Our All-Access pass is available in three affordable plans.
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Kademlia is a distributed hash table (DHT) for decentralized peer-to-peer computer networks. It specifies the structure of the network and the exchange of information through node lookups, which are efficient and enable each participant to locate peers quickly and reliably. Definition: Kademlia Kademlia is an algorithm created by Petar Maymounkov and David Mazières in 2002. …
Gopher is a protocol designed for distributing, searching, and retrieving documents over the Internet. It predates the World Wide Web and provides a hierarchical, menu-driven interface to access text documents and other files on remote web servers. Definition: Gopher Gopher is an Internet protocol and a client-server architecture designed in 1991 at the University of …
A two-phase commit (2PC) is a type of atomic commitment protocol used in distributed computing to ensure that a distributed transaction either commits (takes effect permanently) on all involved systems, or rolls back (aborts) on all involved systems without any adverse effect. It is crucial for maintaining the consistency of databases across different systems. Definition: …
The client-server model is a distributed application structure that partitions tasks or workloads between providers of a resource or service, called servers, and service requesters, called clients. Often used in network computing, this model provides a convenient way to interconnect programs that are distributed efficiently across different locations. Definition: Client-Server Model The client-server model is …
A Fault Isolation Manual (FIM) is a comprehensive guide designed to help technicians diagnose, isolate, and rectify faults in complex systems, particularly in aircraft, ships, and sophisticated electronic or mechanical systems. Definition: Fault Isolation Manual A Fault Isolation Manual is a structured document containing detailed procedures for identifying and fixing specific faults within a system. …
A logical partition, often abbreviated as LPAR, is a subset of a computer’s hardware resources, virtualized as a separate computer. In contexts where multiple operating systems must run concurrently on a single physical machine, logical partitions are extremely useful. Definition: Logical Partition A logical partition (LPAR) is a division of a computer’s hardware resources that …
A binary release refers to the distribution of software in a form that is ready to run on a specific target system without the need for further compilation. This contrasts with source code releases, where the code must be compiled into a binary before it can be executed. Definition: Binary Release A binary release is …
Elasticsearch is a distributed, RESTful search and analytics engine capable of addressing a growing number of use cases. As the heart of the Elastic Stack, it centrally stores your data so you can discover the expected and uncover the unexpected. Definition: Elastic Search Elasticsearch is an open-source, distributed search engine built on top of Apache …
Python Celery is an asynchronous task queue/job queue based on distributed message passing. It is focused on real-time operation but supports scheduling as well. The execution units, called tasks, are executed concurrently on one or more worker nodes using multiprocessing, eventlet, or gevent. Celery is used in production systems to process millions of tasks a …
Definition: Apache Kafka Apache Kafka is an open-source stream-processing software platform developed by the Apache Software Foundation, written in Scala and Java. The project aims to provide a unified, high-throughput, low-latency platform for handling real-time data feeds. Kafka is fundamentally designed to allow a single cluster to serve as the central data backbone for a …
Definition: Site Reliability Engineering (SRE) Site Reliability Engineering (SRE) is a discipline that blends aspects of software engineering with infrastructure and operations. Its primary goal is to create scalable and highly reliable software systems. Originating at Google, SRE focuses on applying a software engineering mindset to system administration topics. Introduction to Site Reliability Engineering The …
Definition: Application Performance Engineering Application Performance Engineering (APE) is a discipline within software engineering focused on ensuring applications perform effectively under their expected workload. It involves the proactive analysis, design, and optimization of an application’s performance to meet desired quality standards. This field encompasses both the tools and processes used to analyze, diagnose, and enhance …
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