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Q. Illustration of disk formatting?
An illustration of disk formatting is displayed in Figure below. In this case every track comprises 30 fixed-length sectors of 600 bytes each. Every sector holds 512 bytes of data and control information useful to disk controller. ID field is a unique identifier or address used to place a particular sector. SYNC byte is a special bit pattern which set the limits of the beginning of field. The track number recognizes a track on a surface. Head number identifies a head since this disk has many surfaces. ID and data fields each one comprise an error-detecting code.
Figure: A typical Track Format for Winchester Disk
What is the basic approach of page replacement? If no frame is free is available, find one that is not currently being used and free it. A frame can be freed by writing its co
Explain about the Biometrics This includes obtaining data and identifying characteristics automatically in security systems e.g. use of palm prints, finger prints, facial ima
How many lines of address bus must be used to access 2048 bytes of memory when available RAM chips 128 × 8. How many lines of these will be common to each chip? Ans. AS chips
What are the types of consumer oriented applications of E-commerce? Four types of Consumer Oriented applications within E-Commerce are as given below: 1. B2C (business-to-c
(a) When a forensic examiner arrives at a crime scene, the first task done is referred to as "Incident Response". Summarize the different incident response tasks done in 10 steps.
Assignment (to be published later) will require you to extend the menu-driven application developed in Assignment 2B, to incorporate the recording details of the doctors who will b
How many select lines will a 32:1 multiplexer will have ? Ans. 5 select lines will be required for 32 inputs, as 2 5 = 32.
Factor which helps in analysis of parallel algorithms is the total number of processors needed to deliver a solution to a provided problem. So for a given input of size let's say n
zmax=7.5x1-3x2 subject to constraints 3x1-x2-x3>=3 x1-x2+x3>=2 x1,x2,x3>=0
minimum number of shelves
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