FREE IT Bachelor’s Degree in Information Technology Practice Questions and Answers
When testing top-down designs, the ___ is utilized as a dummy module.
A stub is a replacement module for testing top-down designs. This dummy module that replicates the behavior of lower-level modules that have not yet been merged.
In data flow diagrams, the ________________ process describes the most detailed level of the flow.
Functional primitive process diagrams provide the most detailed level of data flow diagrams.
How many tiers are there in the database's architecture?
The presentation tier, or user interface, the application tier, which processes data, and the data tier, which stores and manages the program's related data, are the three logical and physical computer tiers that make up the three-tier architecture, which is a well-known software application architecture.
A thorough business process-driven approach for planning information systems is _____.
Business systems planning is a complete business process-driven methodology for information system planning (BSP). The BSP approach examines, defines, and designs an organization's information architecture.
Which language is the UNIX operating system actually written in?
The high-level language C was used to rewrite Unix after it was originally written in assembly language. C is comparatively simple to read and write.
Number of OSI layers in total.
Physical, Data Link, Network, Transport, Session, Presentation, and Application are the OSI Model's seven layers. A networking system's operation can be simply explained using this model.
URL is an acronym for _______.
Commonly known as "web addresses," Uniform Resource Locators (URLs) are references to resources on the World Wide Web that provide information about the resource's location and how to access it via the World Wide Web.