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Q. Explain about Cathode Ray Tubes?
Cathode ray tube is the major technology on that televisions and monitors have been based. CRT is a partially evacuated glass tube which is filled with inert gas at low pressure. A specially designed Cathode (negatively charged electrode) shoots beams of electrons at high speed in the direction of an anode (positively charged electrode) which imposes on screen that is coated with small phosphor coated dots of the three primary colours. This cathode is also known as an Electron Gun. Actually there can be three separate guns for three colours (Red, Green and Blue) or one gun for all three.
Q. Describe about Second Generation Computers? Silicon brought advent of second generation computers. A two state device termed as a transistor was created from silicon. Transi
Define about signal and component of obejct oriented modeling A signal is a specification of an asynchronous stimulus communicated among instances. A component is a physical
Q. Explain about Asynchronous message passing? In Asynchronous message passing message transmitting and receiving aren't synchronized in space and time. The store and forward
In a logical system, a judgement is a statement that is either true or false. So far, you are most familiar with the type of judgement "A is true", which is often simply abbreviate
Q. Explain RBY and CMYK colour Printing? For good printing printers don't use RBY in place of that they use CMYK (Cyan instead of Blue, Magenta instead of Red, Yellow and a sep
Global variables are accessible only to the batch program while external variables can be referenced from any batch program residing in the similar system library.
What are advantages and disadvantages of using EEPROM? The benefits are that EEPROM do not have to be removed for erasure. Also it is possible to delete the cell contents selec
Which scheduling policy is most suitable for a time-shared operating system? Ans. Round-Robin scheduling policy is most appropriate for a time-shared operating system.
In the module on WSDL you were presented with the details of the WSDL service that receives a request for a stock market quote and returns the quote. The basic structure of a WSDL
How do you create special files like named pipes and device files? The system call method forms special files in the following sequence. Kernel assigns new inode,
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