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Q. What is Bus arbitration?
In this technique, I/O interface first needs to control bus and only after that it can request for an interrupt. In this technique because only one of interfaces can control bus so just one request can be made at a time. The interrupt request is acknowledged by CPU on response of that I/O interface places interrupt vector on data lines. An interrupt vector generally contains address of interrupt serving program.
explain different type of sparse matrix
Secondary storage: Secondary storage (or external memory) differs from primary storage in that aspect it is not accessible by the CPU directly. The computer typically uses its
Q. Convert the following into POS form 1. (AB + C + DC)(AB + BC + D) 2. WYZ + XYZ + W'X'Y + W'XYZ 3. XY + XZ + X'YZ' 4. (A+B'+C) (AB+AC') 5. F(A,B,C,D)=M(0,3,
Construct a shift register from S-R flip-flops. Explain its working. Ans: S-R Flip-Flop Shift Register: Shift registers can be built through using SR flip-flops. Fig.(a)
What is a screen group? How it is useful? Screen group is a field in the Screen Attributes of a screen. Here we can explain a string of up to four characters which is availa
Explain the term step-wise refinement. Ans: Step Wise Refinement Refinement is a method of elaboration. Here one starts with a statement of function that is described a
List out the main requirements between page replacement policies which should be satisfied by a page replacement policy? The major requirements that should be satisfied
How is conversion of data types done between ABAP/4 & DB layer? Conversion among ABAP/4 data types and the database layer is complete within the database interface
design modulo 12 up synchronous counter using t flip flop
What is the best way offload responsibility? The best way to offload responsibilities is to purchase services through a Service Provider. ISPs, customers and Service Provide
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