What is a privileged instruction, Computer Engineering

Assignment Help:

What is a privileged instruction?

To protect the operating system of a computer from being corrupted by user programs, particular instructions can be executed only whereas the processor is in the supervisor mode. These are known as privileged instruction.

 


Related Discussions:- What is a privileged instruction

Multi-layer network architectures, Multi-Layer Network Architectures: ...

Multi-Layer Network Architectures: As we considered we saw in the previous lecture that perceptrons have limited scope in the type of concepts that they can learn - but they c

Determine the list of micro-operations, Micro-Operations A micro-operat...

Micro-Operations A micro-operation is an basic operation which is performed on data stored in registers. We can classify micro-operations into four categories: 1. Register t

Hard-disk acquisition, Problem (a) Forensic methodology consists of t...

Problem (a) Forensic methodology consists of three phases. Briefly explian these three phases. (b) Sometimes it's best not to perform hard-disk acquisition. Provide two

How are comparisons done in 8086 assembly language, Q. How are comparisons ...

Q. How are comparisons done in 8086 assembly language? There is a compare instruction CMP. Though this instruction just sets the flags on comparing two operands (both 16 bits

What is virtual memory, Virtual Memory is a way of extending a computer's m...

Virtual Memory is a way of extending a computer's memory by using a disk file to replicate add'l memory space. The OS remain track of these add'l memory addresses on the hard disk

What is shadow ram, Shadow RAM is a copy of Basic Input/Output Operating Sy...

Shadow RAM is a copy of Basic Input/Output Operating System (BIOS) routines from read-only memory (ROM) into a particular area of random access memory (RAM) so that they can be acc

Explain the outsourcing barriers that an organization faces, Explain the ou...

Explain the outsourcing barriers that an organization faces. 1. Critical operations that cannot be outsourced. 2. Negative customer reaction. 3. Employee resistance. 4

Explain arithmetic data processing instructions, Q. Explain Arithmetic Data...

Q. Explain Arithmetic Data Processing Instructions? These instructions carry outlogical and arithmetic operations on data. Arithmetic: The four fundamental operations are

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd