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Q. What is Shadow Mask?
Shadow Mask is a metal sheet that has fine perforations (holes) in it and is situated a short distance before phosphor coated screen. The Phosphor dots and holes in shadow mask are so organised that beams from a particular gun will strike dots of that colour only. The dots of other two colours are in the shadow. In an attempt to overcome some flaws of Shadow masks because of their round holes, Sony presented Aperture grills (in their Trinitron technology) which are slots in an array of vertically arranged wires.
Figure: Shadow Mask and Aperture
What are semaphores? Semaphore : A semaphore is a synchronization tool which gives a general-purpose solution to controlling access to critical sections. It s an abstract data
Data buffering is quite helpful for purpose of smoothing out gaps in speed of processor and I/O devices. Data buffers are registers that hold I/O information temporarily. I/O is pe
Variables and Quantifiers: Now we have to diagnose now that if we wanted to say that there is a meal at the Red Lion which costs only 3 pounds, is well sayed. Rather thenif we
Explain the Power Dissipation characteristics for digital IC's. Ans. Power Dissipation: - It is amount of power dissipated in a digital IC. This is determined through
Explain the disadvantages Off-the-shelf - can be over-complex since it tries to cover as many characteristics as possible (for example most users of Word only utilise about
Balance The balance of an image can be thought of as the distribution of visual weight within the piece. A piece of art can be structured so that the elements create a sense of
Explain DOS function call with one illustration DOS function call In order to use DOS function calls, always place function number into register AH and load all other re
an asyncronous sequential circuit is described by the the exitatio function and the output function y=x1x2''+(x1=x2'')y output function z=y a)draw the logic diagram of the circuit.
A subroutine can be terminated unconditionally using EXIT. True.
Q. Future scope of the Internet? The future scope of the Internet, along with the World Wide Web (born in 1990), and the commercialization of the Internet are bound to grow exp
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