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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
A combinational circuit has 3 inputs A, B, C and output F. F is true for following input combinations A is False, B is True A is False, C is True A, B, C are
What are the factors determine the control signals? Contents of the control step counter Contents of the instruction register Contents of the condition code flag
State in brief about the proxy server A proxy server also helps a lot since it hides the real IP addresses of users requesting resources outside the firewall. Finally, the
Hashed strings can often be deciphered by 'brute forcing'. Bad news, eh? Yes, and particularly if your encrypted passwords/usernames are floating around in an unprotected file some
Adding Operations of describe function Whenever take a look at the operations in OOPs you find queries about attributes or associations in object model (such as student.name)
State the term Organizational Structure. A business organization might be structured in many various ways, depending on the environment in that this operates. There are alwa
What are the advantages and disadvantages of Mealy and Moore state machine? Advantage and Disadvantage of Mealy and Moore state machine: In Mealy as the output variable is a
Minimum possibility -minimax algorithm: Finally, we want to put the scores on the top edges in the tree. So there is over again a choice. Whenever, in this case, we have to r
Q. Explain Frequency-division multiplexing? Frequency-division multiplexing (FDM) is a technique for data transmission widely used in telephone, radio, and cable TV systems in
Reason behind using Intranet The major reasons for doing this include: - Safer as there is less chance of external viruses or hacking - It's possible to prevent employe
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