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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 only at the starting and end of the transfer, when the CPU wishes to read or write a block of data, it issues a command to DMA Channel by sending read/write operation, address of I/O, number of words to be read or written, as DMA have priority over the CPU when both request a memory transfer.
What is the use of fork and exec system calls? Fork is a system call by which a new process is formed. Exec is also a system call, which is used after a fork by one of the two
Binary Search: Search a sorted array by repeatedly in-between the search interval in half. Start with an interval covering the entire array. If the value of the search key is less
Define about Abstraction- object oriented systems Abstraction is one of the most important ideas of object oriented systems Abstraction focus on the necessary, inherent aspec
Discuss in detail about the Computers and supercomputers Computers are classified with respect to their size, cost and speed as supercomputers, servers, embedded computers and
If you are using C language to implement the heterogeneous linked list, what pointer type will you use? The heterogeneous linked list having different data types in its nodes a
What is Grade of service? Grade of service: In a loss system, the traffic carried through the network is usually lower than the actual traffic offered to the network through
Of the two "next screen "attributes the attributes that has more priority is?? Dynamic.
Sometimes you may need to run scripts which have plotting commands without displaying the plots and without going into the script to comment out the commands. An example: if you're
What are the Main aspects available in all word processors - Ability to set page size and page orientation - Ability to change font size and font style (for example Arial,
Mobile cameras are characteristically low-resolution Digital cameras integrated in mobile set. Photographs are characteristically only good enough to show on low resolution mobile
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