Accessing a cache - computer architecture, Computer Engineering

Assignment Help:

Accessing a Cache:

 Direct mapping:

(Block address) modulo (Number of cache block in the cache)

166_Accessing a Cache.png

The valid bit indicate whether an entry contain a valid address.

Initially, all valid bits are reset ("0" - not valid)

  • Small fast memory + big slow memory
  • Look as a larger fast memory

Address Mapping in Cache:

2351_Accessing a Cache1.png

Miss = not hit,

Meaning is that the data has to be retrieved fr 


Related Discussions:- Accessing a cache - computer architecture

Explain the page stealer and the fault handler, How the Kernel handles both...

How the Kernel handles both the page stealer and the fault handler? The page stealer and the fault handler thrash because of the shortage of the memory. If the sum of the worki

How many ram chips are required for memory of 2048 bytes, How many 128 × 8 ...

How many 128 × 8 RAM chips are required to provide a memory capacity of 2048 bytes. Ans. Available here RAM chips = 128 x 8 Required the memory capacity    = 2048 x 8 No. of chip

Project managers complete hard problems, Why should project managers comple...

Why should project managers complete hard problems first in an OOSAD project?   Ans) The query really holds good in general for each situation in life. It is one of the prin

Explain the working of broad band isdn, Explain the working of broad band I...

Explain the working of broad band ISDN. BISDN Configuration: Figure shows how access to the BISDN network is accomplished. All peripheral devices are interfaced to the acces

Difference between a null pointer and a void pointer, A NULL pointer is a p...

A NULL pointer is a pointer of any type whose value is zero. A void pointer is a pointer to an object of an unknown type, and is guaranteed to have sufficient bits to hold a pointe

Illustrate the advantages of register transfer, Register Transfer We as...

Register Transfer We assign computer registers by capital letters to denote function of the register. Such as, the register which holds an address for memory unit is usually

Define cpu scheduling, Define CPU scheduling. CPU scheduling is the met...

Define CPU scheduling. CPU scheduling is the method of switching the CPU among various processes. CPU scheduling is the basis of multiprogrammed operating systems. By switching

What is hit and hit rate , What is hit? A successful access to data in ...

What is hit? A successful access to data in cache memory is known as hit. Normal 0 false false false EN-IN X-NONE X-NONE

What is called when a star connected intermediate exchange, A star connecte...

A star connected intermediate exchange is known as a? A star connected intermediate exchange is termed as a Hub exchange.

What do you mean by file, Q. What do you mean by File? In computer voca...

Q. What do you mean by File? In computer vocabulary, file is a collection of text or data stored on a storage device, such as a Floppy Disk or Hard Disk. If you a fresher to c

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd