Monday, April 15, 2013

Disk Performance Calculation

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A disk is double interleaved, as in the figure bellow.  It has 8 sectors of 512 bytes per track, and a rotation rate of 300 rpm ...

How does Assembly Code run on a microprocessor?

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every program that is run on a computer is being executed inside the processor The microprocessor or Central Processing Unit (CPU) is the ...

Binary Arithmetic Operations

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Rules of Binary Addition 0 + 0 = 0 0 + 1 = 1 1 + 0 = 1 1 + 1 = 0, and carry 1 to the next more significant bit For example, 000...

two's complement

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two's complement is the way every computer I know of chooses to represent integers. To get the two's complement negative notation o...

Flip Flops

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In the electronics world, a flip-flop is a type of circuit that contains two states and are often used to store state information. By sen...
Sunday, April 14, 2013

Associative array

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Associative array In computer science, an associative array, map, or dictionary is an abstract data type composed of a collection of  ...

What is MultiValue Database?

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What is MultiValue Database? MultiValue is a type of NoSQL and multidimensional database, typically considered synonymous with PICK, a...

jbase database

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jbase database jBase is a MultiValue Database software developed by jBASE International http://www.jbase.com/

Matrix management

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Matrix management Matrix management is a type of organizational management in which people with similar skills are pooled for work assignm...
Thursday, April 11, 2013

Stages of Linux Boot Process

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Linux Init Process: BIOS: The Basic Input/Output System is the lowest level interface between the computer and peripherals. The BIOS p...
Wednesday, April 10, 2013

IPsec interview questions

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IPsec Internet Protocol Security (IPsec) is a protocol suite for securing Internet Protocol (IP) communications by authenticating and en...

What is the difference between a PAL and a PLA?

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PLA is programmable logic array while PAL is Programmable Array Logic. PLA is a kind of programmable logic device used to implement combi...

CMOS vs TTL

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What are the Basic Differences Between CMOS and TTL Signals? CMOS compared to TTL: CMOS components are typically more expensive tha...

microprocessors

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DRAM Dynamic random-access memory (DRAM) is a type of random-access memory that stores each bit of data in a separate capacitor withi...

IP address classes

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An Internet Protocol address (IP address) is a numerical label assigned to each device connected to a computer network that uses the Intern...