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Q. What do you mean by Video Memory ?
As declared before video memory is also entitled framebuffer since it buffers video frames to be displayed. The quality of a video display relies a lot on how quickly can the framebuffer be accessed and be updated by video system. In early video systems video memory was just a fixed area of system RAM. Afterwards there was video RAM that came with video cards themselves and could be increased by putting additional video RAM under UMA (Unified Memory Architecture). Video RAM is again part of system RAM. UMA is what you get in modern low-cost motherboards with on-board video and sound cards etc.
Amount of video memory necessary is dependent on resolution and colour-depth required of the system. Let's see how to calculate amount of video memory required. The video memory required is simply the resolution (which means the total number of pixels) multiplied by Colour Depth.
What are different normalization forms? 1NF: Eliminate Repeating Groups Make a separate table for every set of related attributes, and give each table a primary key. Each fie
What is turnaround time? Turnaround time is the interval from the time of submission to the time of completion of a process. It is the sum of the periods spent waiting to get i
Massively Parallel System Indicates to a "parallel computer system" involving a huge number of processors. The numbers in a huge number of processors keeps increasing and curre
Q. How to copy several files in one stroke? The COPY command can also be used to copy several files in one stroke by using wildcards. For example, consider the following comman
6.How can we improve the performance of pipeline processing
design a dfa which accept all the string over a and b ending with ab or ba
They are of two types. They are big endian and little endian. Memory is separated into two bank, 1:even bank 2:odd bank.
What is DMA operations? State its advantages. In order to transfer bulk amount of data among memory and I/O device without involvement of CPU, the Direct Memory Access metho
Q. What is Telnet explain? TELNET stands for TErminal NETwork. Telnet is both a protocol for connecting a local computer to a remote computer and a TCP/IP application. Telnet i
The "turn-around" time of a user job is the? Ans. Total time taken to execute the job is called "turn around" time.
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