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A file is a collection of related information stored in secondary storage.
A file is a collection of related information stored in secondary storage.
The file system is an on-line storage mechanism and for accessing both data and programs within the operating system.
Operating System as a resource manager: manages all resources in the computer system
Unit Testing is testing the smallest unit of program code, such as a function, procedure, or method.
White Box Testing is a software testing method that focuses on the internal structure of program code
Black Box Testing is a software testing method that focuses on the functionality of the system based on specifications, without paying attention to the internal structure of the program code.
Definition of Test Case: a set of conditions, test data, execution steps, & expected results
Testing is the exposure of a system to trial input to see wheter it produces corect output
Testing is the process of evaluating software to find bugs and ensure the system performs as per user requirements.
Scheduling is a collection of policies and mechanisms in an operating system that relate to the sequence of work carried out by a computer system.
Scheduling = a mechanism for selecting processes for the CPU. Goals: Increase CPU utilization Increase throughput Minimize turnaround time Minimize waiting time Minimize response time Achieve fairness
A computer system consists of a CPU and a number of control devices connected via a bus that provides access to memory.
UML (Unified Modeling Language) is a language for specifying, visualizing, constructing, and documenting artifacts (parts of information used or produced in a software development process. Artifacts can be models, descriptions, or software) of software sy