Describe tri-state devices
Describe the tri-state devices and explain why they are necessary in a bus oriented system?
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In multiplexed bus system, most of the devices are connected to a common bus. If two or more devices attempt to utilize the bus at similar time, then data will be lost. Therefore only one device should be allowed to use the bus at a time. One method is to connect the devices via tri-state devices, that when disabled will efficiently disconnect devices from bus.
Attribute: It is a particular usage of an instance variable. The set of attribute values held in a specific instance of a class state the current state of that instance. A class definition might impose specific constraints on the valid states of its i
Illustrate the basic features of OOPs?
The application has been earlier tested along with an S60 2nd Edition device and this is Symbian Signed. So can I install similar application to another S60 device?
Catch clause: It is a part of a try statement accountable for handling the caught exception.
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