CTX has various meanings in the Electronic Engineering category. Discover the full forms, definitions, and usage contexts of CTX in Electronic Engineering.
Centrex An option offered by some phone companies in which up-to-date phone facilities are available to busi-ness customers, giving the customer access to a complete range of phone services without having to purchase or maintain the necessary equipment. Customers can purchase just the lines and services they will use. The name central office exchange refers to the fact that the phone facilities for Centrex services, particularly switching services, are generally maintained at the offices of the local or central phone company. Since Centrex offers a wider range of services, it is replacing PBX for businesses. Also switching. Compare PBX.
Electronic EngineeringIn computer science, a task context (process, thread) is the minimal set of data used by this task that must be saved to allow a task interruption at a given date, and a continuation of this task at the point it has been interrupted and at an arbitrary future date. The concept of context assumes significance in the case of interruptible tasks, wherein upon being interrupted the processor saves the context and proceeds to serve the Interrupt service routine.
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