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1. A company wants a report containing a breakdown of payroll by department. Input, which should be stored in 3 parallel arrays, includes each employee's department number, hourly salary, and number of hours worked. The output is a list of the seven departments in the company (NOT the department number), the total gross payroll (rate times hours) for each department, and the total gross payroll for the company. Departments are listed in the table below.
Dept. Number
Dept. Name
1
Personnel
2
Marketing
3
Manufacturing
4
Computer Services
5
Sales
6
Accounting
7
Shipping
2. An instructor has 25 students. Each student is identified by a number from 1 to 35. All tests are stored in a two-dimensional array, with each column containing the grades for each test. The instructor would like to enter the student number and the test number and have the grade for that test printed. Develop pseudocode to output the needed information. (Hint: you may want to draw a picture or use a spreadsheet to get an idea of how the data is laid out).
A file of employee have 10,000 blocks on a cylinder of a disk with characteristics r=8ms and btt=0.6ms I want to know the cost of read inthe file under following conditions for a q
Candidate Key: In a relation R, a candidate key for R is a subset of the set of attributes of R, which have the differnt two properties: (1) Uniqueness: N
You want to implement following relationships when designing tables. How would you do it? a.) One-to-one b.) One-to-many c.) Many-to-many a.) One-to-One relationship -
Replicating Data One approach that may support efficient access to dissimilar applications as above may be to give access to every of the applications from dissimilar replicate
Given the following relations TRAIN (NAME, START, DEST) TICKET (PNRNO., START, DEST, FARE) PASSENGER (NAME, ADDRESS, PNRNO.) Write SQL expressions for the following queries: No
Consider the following relations: S (S#, SNAME, STATUS, CITY) SP (S#, P#, QTY) P (P#, PNAME, COLOR, WEIGHT, CITY) Give an expression within SQL for each of queries b
What does conceptual design work? A conceptual design involves modelling independent of the DBMS.
Automated system for appointment with sms and call confirmation with service providers and user has to be initiate automatically. After selecting time and date to use service, s
What is a Transaction? A transaction is an event which happens on the database. Generally a transaction reads a value from the database or writes a value to the database. If y
multidimensional data model
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