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Q. What is microcomputer system?
The microcomputer has a single microprocessor and a number of RAM and ROM chips as well as an interface unit which communicates with several external devices via the I/O Bus.
Input/Output subsystem of a computer referred to as I/O offers an resourceful mode of communication between central system and output environment. External devices which are under direct control of computers are said to be connected on-line. These devices are created to read information into or out of memory unit upon command from CPU and are determined to be part of computer system. I/O devices attached to computer are also known as peripherals. We can roughly classify external devices or peripherals in 3 categories:
What is the significance of the memory table 'SCREEN'? At runtime, attributes for every screen field are stored in the memory table called 'SCREEN'. We need not declare this
Q. Explain about wildcard character in DOS? Sometimes you may like to list files having similar names. Let as suppose that these files are present in a root directory of drive
Explain briefly Loop-invariant code motion of the commonly used code optimization techniques. Loop-invariant code motion If a quantity is calculated inside a loop duri
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What are the steps followed in testing? i. Unit testing - The individual components are tested in this method of testing. ii. Module testing - Related collection of independ
A header in CGI script can specify? A header into CGI script can give format of document and New location of perticular the document.
Why does DMA have priority over the CPU when both request a memory transfer? The data transfer monitored by DMA controller which is called as DMA channel. The CPU is included o
a. What is the meaning of aliasing? What are its drawbacks? Describe a method to remove aliasing, using post filtering. b. How can you copy a Pixmap from one place to another
List the major activities of an operating system with respect to memory management, secondary storage management and process management. Operating system is causes for followin
What is precloud computing? Precloud computing is an email access was through a single computer, which also keeps all email messages. Example: Microsoft Outlook or Outlook Expr
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