Paging Segmentation and Two-Level Page Table

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What is the primary function of the Memory Management Unit (MMU)?

Demand paging and dynamic partitioning

Cache management and write buffering

Access control and translation of virtual addresses (correct)

Memory allocation and deallocation

What is the maximum number of entries in a page directory in a two-level page table lookup?

2048

1024 (correct)

8192

4096

What is the size of each page in a two-level page table lookup?

4 MB

16 MB

1 MB

4 KB (correct)

What is the purpose of the Translation Lookaside Buffer (TLB)?

To cache virtual-to-physical address translations Signup and view all the answers

What is the maximum size of a supersection in the ARM memory system?

16 MB Signup and view all the answers

What is the purpose of the access permission bits in the ARM memory system?

To control access to memory regions Signup and view all the answers

What is the primary purpose of the access control bits in an ARM memory management system?

To control access to a region of memory by a given process Signup and view all the answers

What is the term for a collection of sections and/or pages with particular access permissions in the ARM architecture?

Domain Signup and view all the answers

What is the primary purpose of a translation lookaside buffer (TLB) in a memory management system?

To perform virtual-to-physical address translation Signup and view all the answers

What is the term for a memory management technique that allocates fixed-size blocks of memory to a process?

Fixed partitioning Signup and view all the answers

What is the primary purpose of swapping in a memory management system?

To transfer a process from main memory to secondary storage Signup and view all the answers

What is the term for a table that stores the mapping of virtual addresses to physical addresses in a memory management system?

Page table Signup and view all the answers

What occurs when the CPU activates the I/O hardware in a page fault handling routine?

The page is transferred from disk to main memory Signup and view all the answers

What is the primary advantage of segmentation in memory management?

It simplifies the handling of growing data structures Signup and view all the answers

What is the purpose of the Translation Lookaside Buffer (TLB)?

To translate virtual addresses to physical addresses Signup and view all the answers

What is the maximum size of the physical address space in the Intel x86 architecture?

4 Gbytes Signup and view all the answers

What is the purpose of the privilege mechanism in segmentation?

To restrict access to data segments based on clearance level Signup and view all the answers

What is the result of a TLB miss in the TLB operation?

The OS instructs the CPU to read the page from disk Signup and view all the answers

What is the purpose of demand paging in memory management?

To transfer pages from disk to main memory only when needed Signup and view all the answers

What is the role of the page table in memory management?

To translate virtual addresses to physical addresses Signup and view all the answers

What is the benefit of segmented paged memory in the Intel x86 architecture?

It provides predictable access times and allows for the efficient allocation of memory within partitions Signup and view all the answers

What is the purpose of the page fault handling routine in memory management?

To transfer pages from disk to main memory Signup and view all the answers

Paging Segmentation and Two-Level Page Table

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Questions and Answers

What is the primary function of the Memory Management Unit (MMU)?

What is the maximum number of entries in a page directory in a two-level page table lookup?

What is the size of each page in a two-level page table lookup?

What is the purpose of the Translation Lookaside Buffer (TLB)?

What is the maximum size of a supersection in the ARM memory system?

What is the purpose of the access permission bits in the ARM memory system?

What is the primary purpose of the access control bits in an ARM memory management system?

What is the term for a collection of sections and/or pages with particular access permissions in the ARM architecture?

What is the primary purpose of a translation lookaside buffer (TLB) in a memory management system?

What is the term for a memory management technique that allocates fixed-size blocks of memory to a process?

What is the primary purpose of swapping in a memory management system?

What is the term for a table that stores the mapping of virtual addresses to physical addresses in a memory management system?

What occurs when the CPU activates the I/O hardware in a page fault handling routine?

What is the primary advantage of segmentation in memory management?

What is the purpose of the Translation Lookaside Buffer (TLB)?

What is the maximum size of the physical address space in the Intel x86 architecture?

What is the purpose of the privilege mechanism in segmentation?

What is the result of a TLB miss in the TLB operation?

What is the purpose of demand paging in memory management?

What is the role of the page table in memory management?

What is the benefit of segmented paged memory in the Intel x86 architecture?

What is the purpose of the page fault handling routine in memory management?

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