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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.
Convert (177.25) 10 to octal Ans. 177.25) 10 = ( ) 8 Firstly we take integer part Hence (177) 10 = (261) 8 Now as 0.25 x 8 = 2.00 and 0.00 x 8 = 0 Therefor
How many lines of address bus must be used to access 2048 bytes of memory when available RAM chips 128 × 8. How many lines of these will be common to each chip? Ans. AS chips
Packet switching is used for (A) Credit card verification (B) Automated Teller Machine (C) The internet and the World Wide Web (D) All of the above Ans
Q. Explain about Layout Cells? In Layout view you can draw layout cells and layout tables to define design areas of a document. This task is easier to accomplish if you prepare
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Classification according to part of instruction and data: According to the parts of instruction and data, following parts are identified under this classification: Scal
Write an applet that sets the background colour to cyan and foreground colour to red and displays a message that illustrates the order in which various applet methods are called wh
Define Modem. A modem changes digital signals into audio tones to be transmitted over telephone lines and also changes audio tones from the lines in digitals signals for machin
What are problems of clock skew? This is typically because of two causes. The primary is a material flaw that causes a signal to travel faster or slower than imagined. The seco
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