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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.
SEARCH is a sequential search from the starting of the table. SEARCH ALL is a binary search, continually dividing the table in two halves until a match is found. SEARCH ALL is more
Memory utilization factor shall be computed as? Ans. memory in use/total memory connected.
How are instructions sent between memory and the processor? Both the instruction pointer (IP) and program counter (PC) utilized to holds the memory address of the next inst
Explain new services of CPU Based Exchange. These new services are termed as supplementary services and several of the prominent ones are given below as: Category 1:
When entering word into the cell, press Alt-Enter to insert a line break. When you do so, Excel will automatically give text wrapping to the cell. To reformat existing cells s
The following branch prediction algorithms are suggested: 1) Guess that the branch will be taken if the previous one was taken; predict not taken otherwise. 2) Guess that the
Dear sir, I want to read Excel file and display it in grid view(the headings in excel file should be grid view column heading).This should be coded in C# Windows forms Application
Explain at least one modulation technique used for high speed modems. FSK - Frequency Shift Keying: In such technique the frequency of the carrier signal is changed as per to
Define memory cycle time? It is the time delay needed between the initiations of two successive memory operations. Eg. The time among two successive read operations.
What is SAP locking? It is a mechanism for describing and applying logical locks to database objects.
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