How many characters can be stored on the disk

Assignment Help Computer Engineering

Reference no: EM131986591

Problem

A memory has 8 megabytes of cells

(a) What is the size of its MAR?

(b) If 2-dimensional addressing is used, what is the size of each of the horizontal and vertical decoders?

Assume that a hard disk has the following characteristics: Rotation speed = 7,200 rev/min Arm movement time = 0.5msec fixed start-up time + 0.05 msec for each track crossed Number of surfaces = 2 (double-sided disk) Number of tracks per surface = 500 Number of sectors per track = 20 Number of characters per sector = 1,024

(a) How many characters can be stored on the disk?

(b) What are the best case and worst case access time for the data (in a sector)?

Reference no: EM131986591

Questions Cloud

Sweeteners and kcalorie control : Frank P. is a 48-year-old landscape architect who is concerned about his recent weight gain. He is 69 inches tall and weighs 202 pounds.

Determine if the company should proceed or not : The Snedecker Corporation is considering a change in its cash-only policy. The new terms would be net one period.

How would you articulate the benefits and value-realized : How would you articulate the benefits and value-realized in this new data-management infrastructure to a board or steering committee.

What is meant by operator overloading in python : What is meant by operator overloading in Python? Describe the concept and discuss its usefulness (or otherwise).

How many characters can be stored on the disk : How many characters can be stored on the disk? What are the best case and worst case access time for the data (in a sector)?

Write a function that takes the choice of the user : Write a function that takes the choice of the user and makes calls to the other functions that correspond to the operation to be performed.

How many bits do you need to addressa specific memory : Suppose that the memory consists of 1-byte registers, what is a total memory capacity? How many bits do you need to address/select a specific memory?

List relevant australian legislation that you think applies : The CEO was very disappointed, because he thought that the solution was good, and ‘worth a few headaches'.

Create gui program named taxpayerdemo that declares an array : Create a GUI program (Windows Form Application) named TaxPayerDemo that declares an array of 10 Taxpayer objects.

User Account

All Pages