(Memory Management): Write a program to simulate Memory Management for First-Fit. Define 10 element array and mark as 0 (0 means free memory) Repeat the following steps until exit Display a menu to ask user to create, delete, or exit For creation: Assign a process number (staring 1 and increase by 1 for each creation) Generate a random number between 1 and 4 (means the memory needed by this process) Assign the process number to required memory location by using First-Fit (means that memory location used by that process) Display the contents of the array For deletion: Ask user to input process number If the process exists, delete the memory by assign 0 to those location and display the contents of the array If the process does not exist, display error message.

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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(Memory Management): Write a program to simulate Memory Management for First-Fit.

  1. Define 10 element array and mark as 0 (0 means free memory)
  2. Repeat the following steps until exit
  3. Display a menu to ask user to create, delete, or exit

For creation:

  • Assign a process number (staring 1 and increase by 1 for each creation)
  • Generate a random number between 1 and 4 (means the memory needed by this process)
  • Assign the process number to required memory location by using First-Fit (means that memory location used by that process)
  • Display the contents of the array

For deletion:

  • Ask user to input process number
  • If the process exists, delete the memory by assign 0 to those location and display the contents of the array
  • If the process does not exist, display error message.
File
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P8-MemoryManagement - Protected View • Saved to this PC -
(Memory Management): Write a program to simulate Memory Management for First-Fit.
a. Define 10 element array and mark as 0 (0 means free memory)
b. Repeat the following steps until exit
c. Display a menu to ask user to create, delete, or exit
For creation:
• Assign a process number (staring 1 and increase by 1 for each creation)
• Generate a random number between 1 and 4 (means the memory needed by this
process)
• Assign the process number to required memory location by using First-Fit (means that memory location used by that process)
Display the contents of the array
For deletion:
• Ask user to input process number
• If the process exists, delete the memory by assign 0 to those location and display the contents of the array
• If the process does not exist, display error message.
End of document
8
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Q
Transcribed Image Text:File Tools View P8-MemoryManagement - Protected View • Saved to this PC - (Memory Management): Write a program to simulate Memory Management for First-Fit. a. Define 10 element array and mark as 0 (0 means free memory) b. Repeat the following steps until exit c. Display a menu to ask user to create, delete, or exit For creation: • Assign a process number (staring 1 and increase by 1 for each creation) • Generate a random number between 1 and 4 (means the memory needed by this process) • Assign the process number to required memory location by using First-Fit (means that memory location used by that process) Display the contents of the array For deletion: • Ask user to input process number • If the process exists, delete the memory by assign 0 to those location and display the contents of the array • If the process does not exist, display error message. End of document 8 Screen 1 of 1 D Focus 54°F 12:25 PM w Sunny 3/20/2022 Q
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