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Explain in detail about Operating Systems (OS)
Operating system (OS) is a program which after being initially loaded into computer by a boot program, manages all the other applications/programs. On a PC, first program which runs is stored on a ROM chip. This program checks system hardware to make sure everything is functioning routinely. This checks CPU, memory and basic I/O systems (bios) for errors. If all is satisfactory, BIOS will activate disk drives. When hard drive is activated, OS is found in boot and is then loaded.
Q. Show the format text in Document window? You can format text in Document window by setting properties in Property inspector. First, select the text you want to format and th
Q. Show the Major benefits of microprocessor? Microprocessor is a complete CPU on a single chip. The major benefits of microprocessor are: Powerful butCompact; can
what is asymptotic notation?
Classify computer systems according to capacity. How they are different from computers according to the classification of technology. Provide comparative study also.
Given a four level hierarchical storage system consisting of: cache, primary storage, secondary storage, and tertiary storage. Suppose the following: programs may be executed on
What is overriding? Overriding is an inherent part of association. It can show an ordered set of objects by writing {ordered} next to the appropriate association end. In 200
how to implemr
Reprography In order to disseminate information widely some method of reprography is invariably used. Reprography is the science and practice of copying documents by photograph
Define Modem. A modem changes digital signals into audio tones to be transmitted over telephone lines and also changes audio tones from the lines in digitals signals for machin
Optical mark recognition (OMR) OMR technology scans a printed form and reads pre-defined positions (where specific fields have been filled in for instance ?-?or _); system re
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