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What are the different memory management techniques used in os?
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What is an OS function A creating letters B managing memory C defragmenting a disk D writing an email?
B. Managing memory.
What is the role of operating system in memory management?
Role of the Memory management unit in Operating system Every program for its execution requires some space in computer memory which is provided by memory management unit using virtual memory that provides the external storage addressing location for the programs that does not have too much space in main memory for their execution and saved them in secondary memory but when required loaded them again in main memory. This deallocation and reallocation of programs in main memory deals with concurrency. At last, we say that loading capabilities of programs with the memory addressing is there in it.
What are the areas that OS provides services in?
Operating systems (OS) provide services in several key areas, including process management, memory management, file system management, and device management. They facilitate multitasking by managing the execution of processes and ensuring efficient memory allocation. Additionally, OS provides a user interface for interaction and manages hardware resources, enabling communication between software applications and hardware devices. Security and access control are also critical services that protect system resources and data.
What are 3 major activities of an os regard to memory management?
1.keeping track of which parts of memory are currently being used and by whom. 2.decide which process is to be loaded in memory when the space is available. 3.allocate and deallocate memory space as needed.
What does the operating system OS do?
An Operating System (OS) is an interface between a computer user and computer hardware. An operating system is a software which performs all the basic tasks like file management, memory management, process management, handling input and output, and controlling peripheral devices such as disk drives and printers.
When is the task of dividing the memory done by the OS?
The task of dividing memory is primarily handled by the operating system during the process of memory management, which occurs when a program is loaded into memory. This includes allocating memory for the program's code, data, and stack as well as managing memory for multiple processes running concurrently. The OS employs techniques like paging and segmentation to efficiently allocate and manage memory resources. Additionally, memory division is also adjusted dynamically as processes are created or terminated.
Which is not a function of the OS?
All are functions of the OS.
Palm OS is a system software?
Yes. It provides all of the functions of an operating system, such as communicating with the hardware, memory management, and process management. It also provides an API for other programs to be run on top of it.
Function of operating systeams based on managing computer resources?
This is an altenative VIEW above the services perfomed by the os. The OS provides an orderly and controlled allocation of te proccesor memory and I/O device. when computer has user the need for managing and protecting the memory I/O and other devices is greater.
What is meant by primary memory and secondary memory?
Prymary memory is volatile memory. There is have also 2 sub memory.Like RAM & ROM.Starting (OS) cold position to Starting (OS) hot position. Secondary memory is non volatile memory.(HDD)
What is function of hard drive?
Hard disk is a secondary and permanent memory of your computer. It will store your OS, documents and everything. It is large in size but slower when compared to RAM.
