How is memory management done using bit maps?, Operating System

Assignment Help:

How is memory management done using bit maps?

A bit map is here in this we signify the bit value as 0 or 1.

1-hole

0-process

In this we are able to represent the process and hole separately. In one line of this bit map will have eight spaces

!!!

!!!

!!!

!!!

!!!

!!!

!!!

!!!

!!!

!!!

!!!

!!!

!!!

!!!!

!!!

!!!

!!!

1         2       3     4     5     6        7       8      9       10      11     12    13    14    15    16    17      

Here the red colored shows free holes in he bit map we are able to represent this as follows

1

1

1

1

1

0

0

0

1

1

1

0

0

0

1

1

1

 

 

 

 

 

 

 

1-represents a process

0-repressents a hole


Related Discussions:- How is memory management done using bit maps?

Linux os, Introduction of linux

Introduction of linux

Virtual memory, In modern operating systems, applications do not directly a...

In modern operating systems, applications do not directly access the physical memory. Instead, they use so-called virtual memory, where each virtual address is translated to a phys

Explain segmentation hardware?, Explain segmentation hardware? We defin...

Explain segmentation hardware? We define an completion to map two-dimensional user-defined addresses into one-dimensional physical addresses. This mapping is affected by means

Show the multithreading performance, Q. Provide two programming instances i...

Q. Provide two programming instances in which multithreading provides better performance than a single-threaded solution. Answer: (1) A Web server that services every request

Define server processing with queues, Define Server Processing with Queues ...

Define Server Processing with Queues The efficient server processing of client request is essential for optimized client- server applications. This process is greatly enhanced

Describe swapping technique in unix systems, Describe swapping technique in...

Describe swapping technique in UNIX systems. Swapping is used to control memory contention among processes. If there is excessively much memory contention, processes are swappe

Define most common phase structured grammar, Which is most common phase str...

Which is most common phase structured grammar? Most common phase structured grammar is Context – Sensitive

Direct communicatio., Consider a scenario of post mailbox, there are two pr...

Consider a scenario of post mailbox, there are two processes named sender S and receiver R. Both processes can communicate with each other by name along with message. You need to I

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