Introduction and Definition of Important terms(Engr Risikat Part) Flashcards
To help myself mates and other student interested in learning Operating System
What is an Operating System? π
Yah! OS
Operating System is a program that acts as an intermediary or an interface between a user and the computer hardware. It controls and coordinates the use of the hardware across various application for various users
Application Software (Program)?
What is it about?π These are the programs on our system that defines how the system resources are used to solve different computing problem
Kernel** (Isnβt that a new word?) π
To many Users of the computer an Operating is a kernel; it is that one program running at all times on the computer⦠in actual sense it is a part of the OS that contains the Process Manager, Memory Manager, File Manager, I/O Manager
what is a Process?
ah ah this is as easy as soaking Garriπ. A process is simply a Program in execution
Spooling?
HA HA it sounds like stooling π€£π€£ IS stooling No Spooling an Acronym? Yes stooling, NO! SPOOLING is an acronym which is a past tense of SPOOL, How funny!. It stands for: S- simultaneous P- peripherals O- operations OL- online \+ING
What Is a Thread?
wetin carry thread enter computer again?
A thread is a basic unit of an execution which is within a process
What is Scheduling
Scheduling is the activity of the process Manager that handles how processes are selected into the CPU or removed from the CPU base on a particular strategy
Scheduling Queues
Na Everywhere and Everything dey do Queue for this life even process and device dey queue.
Scheduling queues refers to queues of processes or device.
Schedulers
This Na the guy wey dey do the scheduling work.
Schedulers are special system software which handles process scheduling in various ways
βββββββ is a combination of threads?
Process