Background Material

Module 1 Section 1 1.2          bundle and ironw atomic snatch 18 Hardware: the physical components of your ready reckoner: the box and its contents (microprocessor, leaden disk, fine art card, etc.), to bugger offher with the monitor, keyboard and mouse. Hardware includes components called:         Peripherals: Separate ironware items that are added onto the basic computer unit, such as the monitor, modem, printer, keyboard. Software: programs that make a computer do things. There are terce basic categories of computer parcel: in operation(p) Systems (e.g. Windows), languages (e.g. coffee and C) and applications (e.g. word processors and spreadsheets) Software can be divided into cardinal basic categories:         Operating systems: the operating system (e.g. DOS, Windows, and UNIX) manages the computers resources, provides a centre of interfacing with the user and runs application packages.         Langua ges: These tolerate developers to write radical software programs, examples include Basic, C, Assembler, Pascal, C++, Visual Basic and Java.         Applications: applications programs (e.g. word processors, spreadsheets) let in you to perform activities using your computer. ________________________________________ 1.3          Binary, Bits and Bytes Transistors: tiny switches that only can be in one of two states; that is, on or off.

In math the term binary is used to refer to a enumerate system which has only two digits, that is 1 and 0.Any number from the decimal system can be represented in binary; 0 in denary is 0 in binary. likewise 1 in ! denary is 1 in binary. When you get to 2 in denary you have a problem. How do you represent two? You simply create a new column and start afresh, using 1 and 0, so 2 in denary becomes 10 in binary. When you bear on on to 3 (in denary) you proceed as before; 3 becomes 11 in binary. The table below will justify a bit in another way. The difference amid entropy and instructions: Data: is the current... If you want to get a full essay, devote it on our website: BestEssayCheap.com

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