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Explain briefly, why dynamic RAMs require refreshing?
Ans:
Due to the charge's natural tendency to distribute itself in a lower energy-state configuration that is, the charge stored upon capacitors leak-off with time, dynamic RAMs need periodic charge refreshing to keep data storage.
Explain Star topology. A network utilizes a star topology if each computer attach to a central point. The following figure demonstrates the concept: Star Topology
POSIX is the IEEE's Portable Operating System Interface for Computer Environments. The standard provides compliances criteria for operating system services and is designed to allow
A system utility that comes with Windows that permits the use to change a variety of dissimilar Windows and system settings.
Explain CPU based exchange. CPU Based Exchange: All the control equipment is replaced with a single processor that must be quite powerful, in centralized control. This should
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Question: a) The following is a description of the navigation options in a mobile web site which provides public bus time slots for a city. It is an interesting service for m
Array is a pointer-to-pointer-to-int: at the first level, it points to a block of pointers, one for each row. That first-level pointer is the first one we allocate; it has nrows e
Evaluate x = A ‾.B + C ( ) using the convention A = True and B = False. Ans. Simplify given expression x = A ‾ .B + C ( ) as = A ‾ B + C (A ‾ + D ‾ ) (As = A ‾ +D ‾ usin
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
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