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How do you write a script in Perl showing the functions of a Pez Dispenser? The script is suppposed to show how you load colors (of Pez Candy) from a text file and then dispense the colors just as you would the candy in a Pez Dispenser.
Several times, database triggers are utilized to record logins by users. Here is the example of login trigger that inserts row into table every time a user connects.
What would be the total overhead cost per delivery according to the activity based costing system? In other words, what would be the overall activity rate for the deliveries activity cost pool?
consider the following schema of ra b c d with functional dependenciesa -gt b b-gt c and b-gtd1- compute the closure
A brief description of the organization. A brief description of the server environment (how many servers, disk sizes, networks, OS types). A description of the current database software being utilized by the organization
1 start with checksalary trigger explain below on triggers. show that that trigger creates muttating table error. in
The relations given below keep track of airline flight information:Flights(flno: integer, from: string, to: string, distance:integer, departs: time, arrives: time, price: real)Aircraft(aid: integer, aflame: string, cruisingrange: integer)
You want to authorize your secretary to ?re people (you will probably tell him whom to ?re, but you want to be able to delegate thistask), to check on who is an employee, and to check on average department salaries. What privileges should you grant?
How much of the total materials handling cost would be allocated to the wall mirrors - the materials handling cost is allocated on the basis of material moves
Database Modeling and Normalization
Produce a scatterplot of Rent vs. Size (square meters of the apartment) for the rental data in rent.
To lock any other vertex, the transaction must have visited all the parents of that vertex and must be having a lock on one of the parents of the vertex. Show that the protocol ensures serializability and deadlock freedom.
How would you define a relational database? What is "normalization" and why do we normalize DBs
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