2 Consider the superclass subclass hierarchical relationship IT Specialist Partial, AND Databases Java UNIX PHP a) Describe two ways in which this model could be implemented in a relational database b) Outline the benefits and disadvantages of each approach proposed in (a) 2 Consider the superclas...

The Answer is in the image, click to view ...

2. Consider the superclass/subclass hierarchical relationship: IT_Specialist {Partial, AND} Databases Java UNIX PHP a) Describe two...

Fantastic news! We've Found the answer you've been seeking!

Question:

Related Book For answer-question

Cambridge International AS & A Level Computer Science

ISBN: 9781510457591

1st Edition

Authors: David Watson, Helen Williams

See More Books

Posted Date: Mar 17, 2024 01:52 PM

s1 educated (SSE) student for every three public school educated (PSE) students. Reasoning that students are not very dissimilar from threads, he suggests the following entry and exit routines be...
Let A, B be sets. Define: (a) the Cartesian product (A B) (b) the set of relations R between A and B (c) the identity relation A on the set A [3 marks] Suppose S, T are relations between A and B, and...
The following is a summary of the petty cash transactions of Jockfield Ltd for May 2012. You are required to: (a) Rule up a suitable petty cash book with analysis columns for expenditure on cleaning,...
You're a major Netflix stockholder attending the firm's annual board meeting. When you bump into Reed Hastings at a reception, he asks you, "How do you think we're doing with this company?" How would...
The water level, measured in feet above mean sea level, of Lake Lanier in Georgia, USA, during 2012 can be modeled by the function L(t) = 0.01441t 3 - 0.4177t 2 + 2.703t + 1060.1 where t is measured...
Reconsider Problem 56. Determine which oven should be purchased based on an incremental annual worth analysis. Data from problem 56 Octavia Bakery is planning to purchase one of two ovens. The...
Lou Barlow, a divisional manager for Sage Company, has an opportunity to manufacture and sell one of two new products for a five-year period. His annual pay raises are determined by his divisions...
I am having trouble instaling Oracle database 11g express edition and SQL developer to my computer, validate your installation, and write a short 3- to 4-page paper with screenshots of your download....
The legs of a picnic table form an isosceles triangle as indicated in the figure. If mABC = 80, determine mx and my so that the top of the table will be parallel to the ground. , 80
QUESTION 3 (15 MARKS) You are now asked to consider a world with two people, Jane and Jack. Jack is a farmer. Jane owns the land on which Jack farms and does not produce any output herself. There is...
30.0 50.0 N As you will see in FIGURE-1, A man cleaning a floor pulls a vacuum cleaner with a force of magnitude F= 50.0N at an angle of 30.0 with the horizontal. Calculate the work done by the force...
A stalled car was pushed to the top of a hill, allowed to roll down the hill and started by releasing the clutch. At which point did the car have the greatest amount of gravitational potential energy.
The length of the river span of a bridge is 2783.0 ft . . The total length of the bridge is 7988 ft . Convert the length of the river span of the bridge to meters.
High cholesterol in the blood can cause fatty deposits called plaques to form on the walls of blood vessels. Suppose a plaque reduces the effective radius of an artery by 3 0 % . What is the...
Which of these is NOT a marketing intermediary? A. Resellers OB. Marketing research firms OC. Suppliers OD. Physical distribution firms OE. Advertising agencies
India does not share its boundary with which of the following countries? a) China b) Taiwan c) Burma d) Bhutan
What is taxable income, and what is the formula for determining taxable income?
A database has been designed to store data about programmers and the programs they have developed. These facts help to define the structure of the database: Each programmer works in a particular...
a) When data is transmitted over a LAN network there is the possible risk of data collision. i) Explain the term data collision. ii) Describe how CSMA/CD is able to detect collisions. iii) Explain...
a) Explain the main differences between HDMI, VGA and USB ports when sending data to peripherals. b) Describe how interrupts can be used to service a printer printing out a large 1000 page document.
Why do you and your business need to be able to communicate well?
What are the basic criteria for effective messages?
What are the questions for analyzing a business communication situation?

2. Consider the superclass/subclass hierarchical relationship: IT_Specialist {Partial, AND} Databases Java UNIX PHP a) Describe two...

Question:

Expert Answer:

Cambridge International AS & A Level Computer Science

Students also viewed these programming questions