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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.
Assume that a graph has a minimum spanning tree already computed. How fastly can the minimum spanning tree be updated if a new vertex and incident edges are added to G? If the
Describe ARP message format in brief. 0 8 16
Differentiate between program translation and program interpretation. The program translation model makes the execution gap through translating a program written in a program
Write a menu-driven program to change a time in seconds to other units (minutes, hours, etc.). The main script will loop to continue until the user chooses to exit. Every time in
Capacity and access speed: PC hard disk drive capacity (measured in GB). The vertical axis is logarithmic, so the accurate line corresponds to exponential growth. By using
State the Use parameters and parameter definition modules. Parameters aren't preprocessor definitions and they have scope (for example parameters are associated with specific
How will this difference b interpreted? When one pointer is subtracted from another pointer, the number of elements between the two pointers always includes the element pointed
There are two different parts of applets. Trusted Applets and Untrusted applets. Trusted Applets are applets with predefined security and Untrusted Applets are applets without any
What is computer virus? A computer virus is a computer program that is designed to spread itself between computers. Computer virus are inactive when standing a
What is micro programmed control? Micro programmed control is a scheme in which control signals are formed by a program same to machine language program.
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