Differentiate between primary and secondary memory

PointsPrimary MemorySecondary Memory
CapacityIt has smaller capacity e.g, 2 or 4 GB RAM, 3.5 MB cache memory etcIt has large capacity e.g, 1 TB or 500 GB hard disk.
PriceIt is expensive comparing to it’s size.It is very cheep comparing to it’s size.
SpeedIt is faster than secondary storage.It is very slower comparing to primary memory.
VolatilityIt is volatile. Removes its data when computer shuts down.It is fixed. It keeps its data until we delete it.
ExampleRAM(read only memory), Cache memoryStorage devices, CD/DVD disks, Floppy Disks, Pen drives
Location: India

Comments

Post a Comment

Popular posts from this blog

Briefly discuss about HTML tags

HTML tags are used to perform various works in a webpage. To design and decorate an html page we need to use right html tags. Here we will learn about some popular html tags that have wide use. The main two section of a webpage are the head section and the body section. But both the head and body section of a webpage reside inside html tag. The Head and Body section : We start writing html code like below <!DOCTYPE html> <head> <title> Inside head tag we write title tag. Title tag displays the title/name of a page. </title> <meta name="" content="" /> <meta property="og:url" content="http://www.ranjanbarman.org/Briefly-discuss-about-HTML-tags.html" /> <meta property="og:type" content="website" /> <meta property="og:title" content="Briefly discuss about HTML tags" /> <meta property="og:description" content="HTML tags are used...
Read more

Draw a flowchart and write a Java program to multiply two matrices

First we must download the Java SE Development Kit from (http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html). Then install it. After that set the path variable. Next write the following code in any text editor and save it [with it’s class name.java] in a particular location . Open CMD and set the saved file location. Then write javac filename.java and press enter. Then type java filename and press enter. Program code: import java.util.Scanner; class MatrixMultiplication { public static void main(String args[]) { Scanner r = new Scanner(System.in); System.out.println("Enter the number of rows of first matrix"); int rowFM = r.nextInt(); System.out.println("Enter the number of columns of first matrix"); int colFM = r.nextInt(); int first[][] = new int[rowFM][colFM]; System.out.println("Enter the elements of first matrix"); int loop1, loop2; for ( loop1 = 0 ; loop1 < rowFM ; loop1++ ) { for (loop2 = 0 ; loop2 < co...
Read more

Write a Windows Program to display a message box with cancel, Retry and Continue.

Steps: 1. Open DEV C++. 2. Click “File” then “New” after that “Project”. 3. From “Basic” select “Wildows Application”. 4. Select “C++ project”. 5. Give a project name. 6. Click “ok” then “save”. Remove some code and write according to below program. #include <windows.h> int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow) { int nResult=MessageBox(NULL, “An example of Cancel, Retry, Continue”, “Hello Message Box!”, MB_ICONERROR|MB_ABORTRETRYIGNORE); switch (nResult) { case IDABORT: break; case IDRETRY: break; case IDIGNORE: break; } return 0; } Steps: 1. From “Execute” menu click on “Compile and run”. 2. Give it a name and save it. 3. Wait until your compilation is completed by the compiler. 4. Hope you get your output.
Read more