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With the help of a neat diagram explain a step by step switching system.
Configuration of a step by step switching system:
A step by step switching system may be constructed by using two motion selectors or uni-selectors uni-selectors or a combination of both. Here the wiper contacts of such selectors move in direct response to dialled pulses or another signal like off hook by the subscriber telephone. This wiper steps forward through one contact at a time and moves through as various contacts (takes as several steps) as the no of dialled pulses received or as needed to satisfy specific signalling conditions. Therefore the name step by step switching is specified to this method.
What is data hazard in pipelining? What are the solutions? A data hazard is a situation in which the pipeline is stalled due to the data to be operated on are delayed for some
Program to calculate the value of the series 1+x+x2+x3+.... +xn. Read the values of ''x'' and ''n'' from the keyboard.
What is the difference among using a filter and a query to find records? Filter is used to quickly limit the records as we are already viewing in a Datasheet or a form to those
Q. Describe _blank, _self, _parent and _top tags? These all are attributes of tag. The below example describes each of these attributes. <
Factory methods that will be used to make objects just like in a static way.
Q Use as few gates as possible, design a NAND-to-AND gate network that realize the following Boolean algebra expression. ABCD + A'BC'D + A'BC'D' + A'BCD + (A'B'C'D' + A'BCD')
What is the use of boot block? For a computer to start running when powered up or rebooted it needs to have an initial program to run. This bootstrap program tends to be simple
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Q. How are the instructions executed and interpreted? All computers have a Unit which performs arithmetic and logical functions. This Unit is called as Arithmetic and Logic Uni
This is a small window that is demanding your attention. You must respond before you can carry on using the program that shown the dialog box. A dialog box does not have a minimize
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