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Draw an ERD for the following situation (Batra et al., 1988).Also, develop the list of words for qualifiers and classes that you use to form attribute names. Explain why youchose the words on your list. Also, draw a data model forthis situation using the tool you have been told to use inyour course. Projects, Inc., is an engineering firm with approximately 500 employees. A database is required to keep track ofall employees, their skills, projects assigned, and depart-ments worked in. Every employee has a unique numberassigned by the firm and is required to store his or hername and date of birth. If an employee is currently mar-ried to another employee of Projects, Inc., the date ofmarriage and who is married to whom must be stored;however, no record of marriage is required if anemployee's spouse is not also an employee. Eachemployee is given a job title (e.g., engineer, secretary,and so on). An employee does only one type of job atany given time, and we only need to retain informationfor an employee's current job
There are 11 different departments, each with aunique name. An employee can report to only 1 department. Each department has a phone number. To procure various kinds of equipment, each department deals with many vendors. A vendor typically sup-plies equipment to many departments. We are required to store the name and address of each vendor and the date of the last meeting between a department and avendor.
You can view the process of making changes as recursive. You first see if any dollars are required, subtract them from the total, and then make change for what remains. Complete the LISP program to achieve the above requirements.
More people are utilizing online shopping and banking. Explain one method that you believe is most effective in cracking Web passwords.
Document the steps for the logic structure to capture the payment information. This can be done as either a flowchart or pseudocode. Be sure to include inputs, variable declarations and assignments, and outputs.
The table given above shows some parameters for the a 7474 Edge Triggered D Flip-Flop. What would be the maximum operating frequency this type of flip-flop?
storing number in a string of 16 bits, the first bit is used for the sign of the number, and the next 5 bits store the exponent plus the bias, and the remaining 10 bits store the mantissa. The bias is 15. What is the smallest exponent that can be st..
create longitudinal records for the females.
Read "The Spring Breaks 'R' Us Travel Service" of your textbook and identify name of the event, state the type of event and name the resulting use cases. Use the event decomposition technique.
Using the original Taylor Rule where the equilibrium real rate of interest is estimated to be 2% and the target inflation rate is 2%, what is the federal funds rate implied by the Taylor Rule?b) Using the Mankiw Rule, what is the federal funds rate i..
Implement a new class for graphs with weighted edges. Either you use the ordinary Graph class as a superclass for your implementation, or you start it from scratch by following the pattern used in the ordinary Graph class. The ordinary Graph class..
Protecting Children From Media
What is a Manipulator? Give an example.
Create the 128KB direct-mapped data cache which uses a 32 bit address and 16 bytes per block. Compute the following: How many bits are utilized for the byte offset?
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