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For what an append query be used?
It is simple to append records from one table to another using an append query. There is no requirement for the tables to have the similar number of fields or same field names. Though, the two tables must have matching fields and the data for primary key field should be unique and non-empty
What are overlays? To enable a process to be larger than the amount of memory allocated to it, overlays are used. The idea of overlays is to keep in memory only those instructi
The lrd_stmt function associates a character string (generally a SQL statement) with a cursor. This function sets a SQL statement to be processed.
Q. Benefits of Device controllers? Using device controllers for attaching I/O devices to a computer system in place of connecting them directly to system bus has subsequent ben
Q. What is multiplexer? Explain 4 X 1 Multiplexer. Q. Explain the working of a Binary Half-Adder. Construct a Full-Adder from Half- Adder. Also draw the circuit diagram of full
The difference among the next and continue verb is that in the continue verb it is used for a situation where there is no EOF condition that is the records are to be accessed again
Implement the Y(A, B, C) = ∑(2,3,5,6) function using 4-to-1 multiplexer. Ans. Y(A,B,C)=∑(2,3,5,6) Here we take B,C as the select bits also A as input. To select the input we can
Q. Analysts in Computer Operations? Computer Operations: All of the shared computers comprising mainframes, minicomputers and other computers are put to operation and same is c
How do you create a permanent cookie? By setting the expiry date of the cookie to a later on time (like 10 years later.)
Which scheduler selects processes from secondary storage device? Ans. Medium term scheduler selects processes from secondary storage device.
Determine the function of Dynamic model Dynamic model: Dynamic model describes how system responds to external events. The implementation of the control flow in a program must
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