Distinguishes Between Ram-Rom, Hardware-Software, Secondary-Primary Memory, Data-Information, Input-Output Device, System-Application Software Essay

1170 WordsMar 7, 20135 Pages
1. Differences/Distinguishes between RAM & ROM. RAM | ROM | RAM is an acronym for Random Access Memory. | ROM is an acronym for Read Only Memory. | RAM is a form of reusable data storage that the computer uses to run programs. | ROM is also a form of data storage that can not be easily altered or reprogrammed and not reusable. | RAM is a read/write memory. | RAM is a read memory. | Information can be written into and read from a RAM. | Information cannot be written into a ROM. Its contents are decided by the manufacturer and written at the time of manufacture. | RAM allows the computer to read data quickly to run applications. | ROM stores the program required to initially boot the computer. | The two main types of RAM are Static RAM and Dynamic RAM. | The types of ROM include PROM, EPROM and EEPROM. | RAM offers a very fast memory access. | ROM is slower than RAM. | RAM is a Volatile Memory. | ROM is a Non-Volatile Memory. | RAM stores information so long as power supply is on. | ROM is permanent type memory. Its contents are not lost when power supply goes off. | RAM exists in the form of chips. | ROM exists in the form of a hard drive in most systems. | 2. Differences/Distinguishes between Hardware & software. | Hardware | Software | Definition | Computer hardware is any physical device, something that can be touched and runs the software. | Software is a collection of instructions and code installed into the computer and cannot be touched. | Inter Dependency | Hardware starts functioning once software is loaded. | To deliver its set of instructions, Software is installed on hardware. | Types | The types of hardware are Motherboard, CPU, RAM, BIOS, power supply, video display controller, computer bus, CD-ROM drive, floppy disk, zip drive. | The types of software are System software, Programming software, and Application software. | Fault

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