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Briefly explain the state diagram by taking one example.
State Diagram - An object can be given a sequence of input instructions. The state of the object can vary depending upon sequence of input instructions. If we draw a diagram that will represent all processes (input) and their output (states), then that diagram is called as state diagram. Processes are represented by arrow symbol and states by the oval symbol. Such as, screen of ATM machine has many states like main screen state, process transaction state, request password state etc.
Explain weak and strong entity sets? Weak and Strong entity sets: A physically powerful entity set has a primary key. All tuples in the group are distinguishable through that k
Do the 11.1 11.1 Credit Card Use. Consider the following hypothetical bank data on consumers’ use of credit card credit facilities in Table 11.3. Create a small worksheet in Exce
Insertion Anomaly: Inability to show certain information-The primary key of the over relation be (enrolment number, Cno). Any new tuple to be inserted in the relation should have
Project Description: I need a point of sale for motels. It needs to run on windows and requires being network able so that we can have more than one computer using it at once.
Describe the tools that are available for managing MySQL Server. Given below are the tools to manage MySQL server: mysqld - MySQL server daemon. This is used to begain t
What are the different integrity constraints in RDBMS? The various integrity constraints in RDBMS are as: Primary Key: primary key is a grouping of one or more attributes
Compare three clustering algorithms in Weka. For this comparison, you will need to use at least two different datasets. Run the algorithms on the datasets, and use the visual
What is it ?
Normalize the given relation to 3NF, justifying each step
What is trigger Triggers are statements that are implemented automatically by the system as the side effect of a change to the database.
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