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Introduction and Definition of Important terms(Engr Risikat Part) Flashcards

To help myself mates and other student interested in learning Operating System (10 cards)

1
Q

What is an Operating System? 😉

Yah! OS

A

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

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2
Q

Application Software (Program)?

A

What is it about?😒 These are the programs on our system that defines how the system resources are used to solve different computing problem

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3
Q

Kernel** (Isn’t that a new word?) 😞

A

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

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4
Q

what is a Process?

A

ah ah this is as easy as soaking Garri😀. A process is simply a Program in execution

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5
Q

Spooling?

A
HA HA it sounds like stooling 🤣🤣
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
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6
Q

What Is a Thread?

A

wetin carry thread enter computer again?

A thread is a basic unit of an execution which is within a process

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7
Q

What is Scheduling

A

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

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8
Q

Scheduling Queues

A

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.

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9
Q

Schedulers

A

This Na the guy wey dey do the scheduling work.

Schedulers are special system software which handles process scheduling in various ways

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10
Q

——————— is a combination of threads?

A

Process

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