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Memory protection is essential to ensure the stability and security of computer systems by preventing one process from accessing the memory space of another process. This isolation helps to avoid accidental data corruption, unauthorized access to sensitive information, and malicious attacks, such as buffer overflows. Additionally, memory protection allows the operating system to manage resources more efficiently and maintain system integrity, ultimately enhancing overall performance and reliability.
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What is memory protection?
The protection of memory allocated to one program from unauthorized access by another program is called memory protection. It may refer to protection among various programs in a multi tasking environment or in between OS and a program in a single tasking environment. It is needed to prevent a bug within a process from affecting other processes. It also prevents system crash in case of error on OS.
Is the write protection on usb memory card readers hardware or software write protection?
The write protection on the USB memory card readers is both a hardware and software protection.
What does the write protection switch do on a Secure Digital memory card?
The write protection switch on the secure digital memory card helps prevent the accidental erasure of the data in the memory card.
Why is cache memory needed?
Cache Memory is needed because Hardware implements cache as a block of memory for temporary storage likely to be used again.
How do you disable write protection on a memory card?
Adjust the switch on the memory card adapter
Does certain USB memory card readers support write protection for SD memory cards?
memory password forget
What is hardware protection mechanism in operating systems?
CPU protection Memory protection I/O protection Dual mode protection. Research more about these and maybe you will get where you are going.
What are desirable attributes for memory management?
protection encryption
What are the desirable attributes for memory management?
protection encryption
Explain the concept of virtual memory and why it is needed?
In order to free up space in memory, an operating system with a virtual memory capability transfers data that is not immediately needed from memory to the HDD; when that data is needed again, it is copied back into memory. That is, when all of the RAM is being used (e.g., if there are many programs open simultaneously or if one very large program is in use), a computer with virtual memory enabled will swap data to the HDD and back to memory as needed, thus, in effect, increasing the total system memory.
How is protection affected in sgmentation of memory?
Protection in the segmentation of memory is protected by disallowing a process that is in use to access the memory of other processes that are not being used. It is a barrier between processes to protectÊthose not in use from possible virus infection or malicious software infection.
Why memory cell is needed in computer system?
depends on the computer and what you mean by memory cell????
