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systems software systems software generally is the software which control the computers and other peripheralsex ms dos windows 95 unix netware and
advantagesthe small size of the ic is its most apparent advantage a typical ic can be constructed on a piece of semiconductor material that is less
software computer cannot be used without a software in it it is the software which gives instructions to the hardware of the computer so as to work
compact diskette cd cd-rom cd-rom stands for compact disk-read only memory this disk comes with data already stored in it it can store around 640 mb
integrated circuitsintegrated circuits or ics have changed the entire electronics industry before ics were developed all electronic circuits
central processing unitmicroprocessorthe microprocessor is an important component in the cpu it is the unit which processes the instructions
types of printers1 impact printersthe impact printers produce the image through a mechanism of striking on the stationary2 line printerthis type
output devices video display unit vdu or monitorvideo display unit is similar to a television it is used to display the results of processes the
input devices keyboardkeyboard is the device through which the commands instructions required for execution of a program is entered it consists of a
overview of a computer system there are three major elements in every computer solution they are data hardware
another way of classifying a computer system is based upon its size and capabilitiesmicrocomputers microcomputers are systems based on the use of
special-purpose and general-purpose computers in general there are two types of digital computers the first is the special-purpose digital computer
classification of computersdigital analog and hybrid computers are of three basic types ndash digital analog and hybrid current use of the word
the fourth generation 1975 onwards this generation of computers have one or more of the following characteristics semi-conductor memory
the third generation 1966-1975 the introduction of ibm-360 series of computers in 1965 marked the beginning of this generation the transistors were
low hydrogen electrodeslow hydrogen electrodes are so called because their covering is low in hydrogen bearing compounds and only traces of hydrogen
the second generation 1956-1965 this generation of computers were characterized by considerable reduction in physical size
iron powder electrodesiron powder is a widely used covering ingredient it is incorporated in certain coverings to the extent of one half of the total
the first generation 1949-1955 the computers in this generation have the following characteristics physically large in size
rutile electrodethis type has thicker coating than cellulosic coated and the flux is mainly composed of rutile titanium di - oxide and silicates with
cellulosic electrodesin the aws e 6010 and e 6011 series of electrodes the protective covering is composed of cellulose c6h10o5 and silicate binders
historical background the brief history of the growth of computers is given belowabacus it was the first mechanical device developed
electrical de-icing system maintenancetests of the system must be carried out when the servicing schedule required it or when a component has been
functional checks of chemical de-icing systemsonce the correct flow rate of the fluid supply has been established the distribution of the fluid flow
servicing of chemical de-icing systemsit is essential for the correct operation of the ice protection system that servicing is carried out on a