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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.
Define the Edge-Triggered Flip-flops? An edge-triggered flip-flop changes states either at the negative edge (falling edge) or at the positive edge (rising edge) of the clock p
How can I increase the number of rows or columns in a worksheet? Ans) In Excel, each workbook has 255 columns and 65,526 rows. These values are fixed and cannot be changed. If
What is Circular shift The circular shift is also called as rotate operation. It circulates bits of the register around two ends and there is no loss of information. This is do
Transfer Functions Change the last bilinear interpolated images and the original images into the frequency domain using the FFT. Try to measure the magnitude transfer functio
List the typical functions of operating systems. Classical functions of operating system are given as: (1) Process management: A process is a program throughout execution.
Explain the term- Tracker ball and Braille printers Tracker ball Easier to use than a mouse if people have problems using their arms and hands or if they have a coordinati
drawbacks of shadow paging
What is a Size Category? The Size category verifies the probable space needs of the table in the database.
Q. Explain about Wide Area Network? Wide Area Network (WAN) usually refers to a network, which covers a large geographical area as well as use communications subnets (circuits)
Clear operation The clear operation compares words present in A and B and produces an all 0's result if two numbers are equal. This operation is achieved by the exclusive-OR mi
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