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Cyber Transit Ltd keeps up-to-date information on the processing and current position of each dispatched item. Dispatched items are the main concern of the Cyber Transit product tracking information system. Dispatched items can be characterized by item number (unique), weight, size, destination, and final date of delivery. Dispatched items are received into the Cyber Transit system at a single retail center. Retail centers are characterized by their type, unique ID and address. Dispatched items make their way to their destination via one or more Cyber Transit transportation medium (i.e. flights, truck deliveries). These transportation medium are characterized by a unique schedule number, a type (e.g. flight, truck) and a delivery route.
Create an Entity Relationship diagram that captures this information about Cyber Transit Ltd.
Convert the ER diagram in figure above into its corresponding relational schema diagram.
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 u
Company XYZ is an advertising company. It has its own website but the search facilities offered are not reliable. The company is willing to invest to acquire new machines and sof
Describe disk manager and their work? Disk Manager: Responsible for fetching data regulated through file Manager from disk storage within Main memory and deciding what data to
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Which language used in application programs to request data from the DBMS is referred? Language which is used in application program is DML to request data from the DBMS is ref
The traffic data mgmt. systems infrastructure plan describes the software, hardware, data network, and other elements that will support the TDMS. The infrastructure plan is based o
I am using Siteground. And my database is full of limit so need someone who reduces the data which no need. This is very simple and simple task. Skills required are Databa
it can be possible to create any table without primary key
Describe file organisation? A file is organized logically as a sequence of records. These records are mapped onto disk blocks. A) Fixed-Length Records Type deposit=record
Domain Constraints Domain constraints are primarily formed for defining the logically correct values for an attribute of a relation. The relation allows attributes of a relatio
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