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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
Answering Systems / Database Query There are a large number of opportunities for get faster through parallelizing a Database Management System (DBMS). However, the actual purpo
What is preemptive and nonpreemptive scheduling? Under nonpreemptive scheduling once the CPU has been allocated to a process, the process keeps the CPU unless it releases the C
Performance and Issues in Pipelining Efficiency: The efficiency of a pipeline can be calculated as the ratio of busy time span to the entire time span including the idle time
Define Programmed I/O. It is the result of input and output instructions written in the computer program. Every data item transfer is initiated by an instruction in the program
First-Order Logic We, as humans, have always prided ourselves on our ability to think things through for this reason things are out and come to the only conclusion possible in
Show that a positive logic NAND gate is equivalent to negative logic NOR gate. Ans: Positive logic denotes True or 1 with a high voltage and False or 0 with a low volt
Input-Output-Processor Interconnection Network (IOPIN): This interconnection network is designed for communication between I/O Channels and processors. Every single one proces
How many flip flops are required to construct a decade counter ? Ans. 4 FlipFlop's are required because decade counter counts 10 states from 0 to 9 (that is from 0000 to 1001).
Q. Speed Up - metrics for performance evaluation? Speed up is ratio of time needed to execute a given program employing a specific algorithm on a machine with single processor
Describe the advantages of JAVA servlets over CGI interface. The Advantage of Servlets Over "Tradi tional" CGI: Java servlets are extra efficient, easier to utilize more pow
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