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Do you know what occurs when a key is pressed on a keyboard while a software is creating a file on a disc? What do you believe occurs when a key is pressed on a keyboard? I'm interested as to whether the key is put into the keyboard buffer before or after the file is created, assuming you are conversant with IRQ levels.

Do you know what occurs when a key is pressed on a keyboard while a software is creating a file on a disc? What do you believe occurs when a key is pressed on a keyboard? I'm interested as to whether the key is put into the keyboard buffer before or after the file is created, assuming you are conversant with IRQ levels.

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Do you know what occurs when a key is pressed on a keyboard while a software is creating a file on a disc? What do you believe occurs when a key is pressed on a keyboard? I'm interested as to whether the key is put into the keyboard buffer before or after the file is created, assuming you are conversant with IRQ levels.
Transcribed Image Text:Do you know what occurs when a key is pressed on a keyboard while a software is creating a file on a disc? What do you believe occurs when a key is pressed on a keyboard? I'm interested as to whether the key is put into the keyboard buffer before or after the file is created, assuming you are conversant with IRQ levels.
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 Given:

If you push a key on the keyboard while a piece of software is making a disc file, what do you suppose will happen If you are acquainted with IRQ levels, let me ask you this: When the file is formed, does the key enter the keyboard buffer, or does it enter it after

A hardware interrupt is triggered whenever a user presses or releases a key on the keyboard, which causes a signal to be sent up the keyboard cable.

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