What distinguishes a maskable interrupt from a non-maskable interrupt?

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
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What distinguishes a maskable interrupt from a non-maskable interrupt?

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INTRODUCTION:

Maskable interrupt:

 Informal Disruption is an interruption that may be turned off or ignored by CPU instructions. The edges, the level, or the level itself may induce disruptions.

For example: RST6.5, RST7.5, and RST5.5 of 8085

Non-maskable interrupt: 

A Non-maskable Interrupt is a disruption that cannot be turned off or ignored by CPU instructions. When the reaction time is crucial or when interruptions need not be initiated during regular system operation, continuous interruptions are often used. This comprises the reporting of non-recoverable computer hardware failures, the correction of system errors, the creation of a user profile, and the management of events such as a system reset.

Example: The maximum value of 8085.

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