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Define DMA controller.
The I/O device interface control circuit that is used for direct memory access is called as DMA controller.
Q . Write a subroutine in C which toggles the cursor? Write a subroutine in C which toggles the cursor. It takes one argument which toggles the value between on (1) and off (0)
TARGET = "_blank" "_blank" opens new document in a new window. Run the code given in Figure and check how it works. This value doesn't require the use of any frames. "_blank"
Explain Bottom up parsing. Bottom up parsing: This parse attempts to increase syntax tree for an input string by a sequence of reduction. If the input string can be decreas
Illustrates several names of popular internet browsers? Popular Internet Browsers are: Internet Explorer, Netscape Navigator and Mosaic, Google chrome and Mozilla and Opera.
Distinguish among the functions islower() and tolower(). islower( ) and tolower( ): islower(c) is a character testing function described in ctype.h header file. This
Using a suitable logic diagram explain the working of a 1-to-16 de multiplexer. Ans. 1-to-16 Demultiplexer Working: A demultiplexer obtains in data from one line and directs this
Q. What is Video Card Interfaces? A video interface is the link of video system to rest of the PC. To improve video performance there is required to be an intimate connection betw
Q. Explain Functional Roles of Information System? Functional Roles of Information System 1 Lower Costs - a) Use IT to significantly reduce the cost of business proce
What is Machine.config? Machine configuration file: The machine. config file contains settings that apply to the whole computer. The machine.config, which can be found in the
Q. What is typical storage hierarchy? A typical storage hierarchy is displayed in Figure above. Though Figure shows only block diagram however it includes storage hierarchy:
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