10 Questions
Operating systems act as an intermediary program between the machine and the application, allowing them to ______
interact
Operating systems manage resources such as processors, memory, and I/O by ______
managing
The course aims to explore the importance of the operating system and its function as a resource ______
manager
By the end of the course, students will recognize the efficiency or the deficiency of the different techniques used by some operating ______
systems
Module 4 of the course covers the topic of ______ management
memory
An entire computer was dedicated to one program at a time, but this approach proved wasteful. The first operating systems saved startup, loading, and shutdown time and made much better use of limited resources. The first personal computers took a major step back, as they were dedicated to single users and effectively one program at a time. ______.
Multitasking returned to the mainstream in the 1990s, and with it came all the lessons of the early shared computers
A program that acts as an intermediary between a user of a computer and the computer hardware. ______ goals: Execute user programs and make solving user problems easier. Make the computer system convenient to use. Use the computer hardware in an efficient manner. Provide environment in which applications software can execute as if they use the hardware alone.
Operating system
Computer system can be divided into four components: ______. Operating system Controls and coordinates use of hardware among various applications and users. Application programs – define the ways in which the system resources are used to solve the computing problems of the users Word processors, compilers, web browsers, database systems, video games. Users People, machines, other computers
Hardware – provides basic computing resources CPU, Memory, I/O devices
This software is designed to solve a particular problem for users. System software Provides a general working environment for developers and end users
Application software
Provide user interface Sharing hardware between users Sharing data between users Preventing users interference. Scheduling resources. Facilitating input/output Recovery from errors. Accounting for usage of resources. Handling networking communication. Organizing data in secure way and rabid access.
Major Operating system Functions
Test your knowledge on the fundamentals of operating systems, including their importance, functions, and techniques. Explore topics such as concurrency, synchronization, processes, threads, and scheduling.
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