Cloud computing

Terms related to cloud computing, including definitions about on-demand, distributed computing and words and phrases about software-as-a-service, infrastructure-as-a-service and storage-as-a-service.

What is software-defined networking (SDN)?
Software-defined networking (SDN) is a networking approach in which software is used to easily configure and centrally manage IT ...
What is QAM (quadrature amplitude modulation) and how does it work?
QAM (quadrature amplitude modulation) is a method of combining two amplitude modulation (AM) signals into a single channel.
What is network topology?
A network topology is the physical and logical arrangement of nodes and connections in a network.

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What is a buffer overflow? How do these types of attacks work?
A buffer overflow occurs when a program or process attempts to write more data to a fixed-length block of memory, or buffer, than...
What is elliptical curve cryptography (ECC)?
Elliptical curve cryptography (ECC) is a public key encryption technique based on elliptic curve theory that can be used to ...
What is pharming?
Pharming is a scamming practice in which malicious code is installed on a PC or server, misdirecting users to fraudulent websites...

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What is ICT (information and communications technology)?
ICT (information and communications technology) is the infrastructure and components that enable modern computing.
What is a think tank?
A think tank is an organization that gathers a group of interdisciplinary scholars to perform research around particular policies...
What is emotional intelligence (EI)?
Emotional intelligence (EI) is the area of cognitive ability that facilitates interpersonal behavior.

What are performance appraisals? A how-to guide for managers
A performance appraisal is the structured practice of regularly reviewing an employee's job performance.
What is gamification? How it works and how to use it
Gamification is a strategy that integrates entertaining and immersive gaming elements into nongame contexts to enhance engagement...
What is employee self-service (ESS)?
Employee self-service (ESS) is a widely used human resources technology that enables employees to perform many job-related ...

What is quality of experience (QoE or QoX)?
Quality of experience (QoE or QoX) is a measure of the overall level of a customer's satisfaction and experience with a product ...
What is voice of the customer? A guide to VOC Strategy
Voice of the customer (VOC) is the component of customer experience (CX) that focuses on customer needs, wants, expectations and ...
What is high-touch customer service?
High-touch customer service is a category of contact center interaction that requires human interaction.