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You are asked to create a GIS database of information about Vietnam at scale of 1:100,000. Database will include the following:
Elevation in metersLocations of hospitalsRoadsMap of each province with population of the province
a) Which of these features are best represented by raster model? Explain why?
b) For those features which are best represented in vector format, which would be best represented by point entities, which would be line entities, and which would be polygon entities?
CAR (Serial-No, ModConsider the given relations for database which keeps track of auto sales in car dealership.
Start with LAN on RTA and proceed clockwise. Determine the number that how many total valid host addresses will be wasted on WAN links?
Prepare the example of table which is in first normal form but not in second normal form and example of a table which is in second normal form but not in third normal form.
Create a Data Warehouse conceptual design using Star Schema Modelling and document all steps during the design process
What rules would have to be enforced based on entity type? Choose one entity type and discuss what enforcement is needed by the database or application.
In physical database design, referential integrity constraints can be defined. What actions does referential integrity constraint prevent from happening when data is inserted in table which contains this constraint?
Use Microsoft Access to develop preliminary (no keys and no relationships) database tables for Huffman Trucking Driver Log.
Sort ascending by consultant ID and Date Opened. Don't show tickets with category ID of 0. HINT: You will require to use SELECT query with an alias in builder for the column.
VSS has an existing software package that controls its high bay systems and wants to rewrite it. The existing system is written in C and uses C-ISAM files to store data.
Create a query that spans both tables. Eliminate redundant fields. Modify the Query to select only those Customers that had service dates in October and November 2006.
Explain efficient algorithm that, provided edge-labeled graph G with distinguished vertex v0 and sequence s = σ1, σ2, ..., σk of characters from Σ, returns path in G which begins at v0.
Describe relationships with the example. Also illustrate degree of relationship for that example. Describe the different operations of relational algebra with suitable example each.
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