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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
Face Scanning Security System - Biometric Computer Security Systems Finally, face scanning security system are also one of biometric technologies. Generally, the principle of
What is the difference between wire and reg Wire Wire is used for designing combinational logic, as we all know that this type of logic cannot store a value. As you can
Q. Power supply in computer system? Computer operate electronically- either by power supply attained from your electric plug or batteries in case of portable computers. Though
What is Inheritance? Inheritance is the method of deriving a feature of super class into sub class. Every sub class inherits the attributes, operations and association of its s
The velocity of sound in air is 49.02 feet per second where is the air temperature in degrees Rankine. Write a function to execute this. If just 1 argument is passed to the f
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Q. Diffrence between CD-R vs CD RW? A CD-R disc looks same as a CD. Though all pressed CDs are silver, CD-R discs are gold or silver on their label side and a deep cyan or gree
Make a nested struct to store a person's name, address, and phone numbers. The struct should have 3 fields for the name, address, and phone. The address fields and phone fields wi
Design a serial 2’s complementer with a shift register and a flip-flop
Q. What do you mean by SSI chips? The 3 rd generation computers mostly used SSI chips. One of the key concepts that were brought forward for the duration of this time was conc
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