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adhar card virendra sir

on February 25, 2020

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STUDY OF FRONT PANEL AND BACK PANEL OF ATX CABINET

Front Panel In the following picture, We can see front of a basic computer. We are starting at the bottom and going up, we can see that there is a large round button. That's the power switch. Its used to turn the computer on and off. Above the power button, we can see a row of ports. The four rectangular ports are USB ports. They are typically used with USB flash drives or external hard drives to transfer information from the computer. Between the USB ports are the headphone and microphone jacks. These can be used for gaming headsets. The smaller button to the right of the right-most USB port is the reset button. The reset button should only to be used in the case of a serious crash where the computer freezes. On some machines. In the front of computer there is only one drive. It's an optical drive (term used for CD, DVD and Blu-ray drives - drives that read and write with a laser). We need to burn optical disks. Most computers have both 'power lights'

Bussiness Communication Skills

Chapter 01: Attitude Q1.feelings sentiments moods and emotions about some person Idea event or object are affective component Q2.profits operational efficiency strategic efforts, integrated approach, tech-savvy we are examples benefits to organization Q3.beliefs, opinion, knowledge or information held by an individual are cognitive components Q4.work motivation Mein Main fest in enthusiasm to do work, punctuality, regular attendance, _____ , determination to meet deadlines,etc. production of quality output Q5.winning attitude is mental disposition of an individual which keeps ____' on life even when chips are down. positive Outlook Q6.Pessimist, irrational analyst, destructive critics, skeptics and losers are people with negative attitude Q7._____ is the process of studying a particular phenomenon, either on the job or off the job. Learning Q8.A form of learning whereby a behavior followed by a positive response is more likely to be repeated Instr

hard disk drive (HDD)

A computer hard disk drive (HDD) is the mechanism that controls the positioning, reading and writing of the hard disk , which furnishes data storage . A hard disk drive -- often shortened to hard drive -- and hard disk are not the same thing, but they are packaged as a unit and either term can refer to the whole unit. Hard disk drives can be found in desktop computers, mobile devices. History of hard disk drives The hard disk was created in 1953 by engineers at IBM who wanted to find a way to provide random access to high capacities of data at a low cost. The disk drives developed were the size of refrigerators, could store 3.75 megabytes of data and began shipping in 1956. Memorex, Seagate and Western Digital were other early vendors of hard disk drive technology. Hard disk drive form-factor size has continued to decrease as the technology evolves. By the mid-1980s, 3.5-inch and 2.5-inch form factors were introduced, and it was at this time they first became a stand

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