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What is relational database?
Relational database has data that is perceived as tables. A relational DBMS manages tables of data and associated structures that enhances the functionality and performance of tables. All RDBMSs support a common core of SQL for explaining tables, manipulating data in tables and controlling access to tables.
Creating a contacts application: First, a contact is defined as the tuple: firstName, lastName, phoneNumber and email. You will create a class Contact that allows getting a
Write 8086 initialisation routine required to program 8255 for mode 1 with Port A and Port B as output Ports and Port C as an input port. Indicate all the relevant signals.
State the Tips of timescale directive Include a `timescale directive at the top of each module, even if there are no delays i n the module, since some simulators may require th
Performance and Issues in Pipelining Speedup: Firstly, we get the speedup factor that is we see how much speed up performance we get through pipelining. First we get the
Indirect addressing A memory location is given that holds another memory location. This second memory location holds the real data. This mechanism solves problems caused by rea
Customer arrivals at a gas station can be characterized by exponential distribution with mean of 10 minutes. The amount of time they take to pump gas can be characterized by an ex
Q. Which Colour technologies used in Monitors and Printer? Monitor screens and Printers use different colour technologies. The monitor uses RGB and the Printer CMYK. So, how d
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
Explain The Storage Class extern The Storage Class extern : One method of transmitting information across blocks and functions is to use external variables. When a variable is
Virtual memory: Virtual memory is a technique which realized an application program the idea that it has contiguous working memory (an address space), whereas in fact it may b
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