Answered step by step

Verified Expert Solution

Link Copied!

Question

1 Approved Answer

Posted on May 25, 2018

Write a brief research paper on History of Relational Databases.

Step by Step Solution

★★★★★

3.53 Rating (160 Votes )

There are 3 Steps involved in it

Step: 1

Introduction It is clear that in 1970 an oxford educated mathematician by the name of Codd Edgar published a paper which showed how information that is stored in huge databases could be accessed witho... blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

Step: 3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Accounting Information Systems

Authors: Ulric J. Gelinas, Richard B. Dull

10th edition

9781305176218, 113393594X, 1305176219, 978-1133935940

More Books

Students also viewed these Databases questions

Question

★★★★★

Write a brief research paper on Globalization Overpopulation (developing world).

Answered: 1 week ago

Question

★★★★★

Write a brief research paper on Transportation management. Also include Risk Management, Quality Control, Information Technology and Operation strategy.

Answered: 1 week ago

Question

★★★★★

Write a brief research paper on why children should be required to have vaccinations in public schools?

Answered: 1 week ago

Question

★★★★★

(A) If the percent yield for the formation of urea in Example 4-13 were 87.5%, what mass of CO 2 , together with an excess of NH 3 would have to be used to obtain 50.0 g CO(NH 2 ) 2 ? (B) Calculate...

Answered: 1 week ago

Question

★★★★★

What is the basic idea underlying the preparation of consolidated financial statements?

Answered: 1 week ago

Question

★★★★★

Companies are required to classify cash fl ows as operating, investing, or fi nancing. Which of these three categories do you think will most likely have a net cash outfl ow over a number of years?...

Answered: 1 week ago

Question

★★★★★

Show that (a) if (0, 0,..., 0) = 0 and (1, 1,..., 1) = 1, then minxi (x) maxxi (b) ( max(x, y)) max((x), (y)) (c) ( min(x, y)) min((x), (y))

Answered: 1 week ago

Question

★★★★★

The accounts in the ledger of Seaside Furniture Company as of August 20Y5 are listed in alphabetical order as follows. All accounts have normal balances. The balance of the cash account has been...

Answered: 1 week ago

Question

★★★★★

due to recent beef recall south a https//www.mathxl.com/Student/PlayerHomework.aspxthomeworkld 525670805&questionld 18flushed-falseBucld-54546908centerwin yes ACCT& 202 Section DE (Spring 2019)...

Answered: 1 week ago

Question

★★★★★

On December 1, 2020, Papadopoulos Seasonings had the following account balances. During December, the company completed the following transactions. Dec. 7 Received 3,600 cash from customers in...

Answered: 1 week ago

Question

★★★★★

3. The two random variables X and Y are independent. Their probability distributions are X 1 2 y 3 P(X = x) 1 P ( Y = y) 2 6 a) Find E(Y) and V (Y). b) Find CoV(X, Y). (Don't forget to justify your...

Answered: 1 week ago

Question

★★★★★

Consider an isolated system of two identical electric dipoles as in Figure P25.6. For which orientation is the electric potential energy smaller? Data from Figure P25.6 (a) (b)

Answered: 1 week ago

Question

★★★★★

Does the light bulb in Figure P31.92 light up? Why or why not? Data from Figure P31.92 +

Answered: 1 week ago

Question

★★★★★

Compute the matrix exponential e At for each system x' = Ax given in Problems 9 through 20. x' 1 = 4x 1 + 2x 2 , x' 2 = 2x 1 + 4x 2 Data in Problem 9 through 20 9. x = 5x14x2, x = 2x1-x2 x = 4x14x2...

Answered: 1 week ago

Question

★★★★★

Compute the matrix exponential e At for each system x' = Ax given in Problems 9 through 20. x' 1 = 9x 1 - 8x 2 , x' 2 = 6x 1 - 5x 2 Data in Problem 9 through 20 9. x = 5x14x2, x = 2x1-x2 x = 4x14x2...

Answered: 1 week ago

Question

★★★★★

An object $20 \mathrm{~mm}$ tall is placed $70 \mathrm{~mm}$ to the left of a converging lens that has a focal length of $100 \mathrm{~mm}$. (a) Draw a scale diagram showing the three principal...

Answered: 1 week ago

Question

★★★★★

Can someone help me with this assignment for my computer engineering course? I recently switched my major with no prior knowledge of how stressful this can be. I need help making a code that: 1) Ask...

Answered: 1 week ago

Question

★★★★★

During the month, services performed for customers on account amounted to $7,500 and collections from customers in payment of their accounts totaled $6,000. At the end of the month, the Accounts...

Answered: 1 week ago

Question

★★★★★

Which statement is TRUE for the cash flow statement? a. An increase in current assets (other than the cash account) increases cash. b. A decrease in current assets (other than the cash account)...

Answered: 1 week ago

Question

★★★★★

What, if anything, is wrong with the following control hierarchy? Discuss fully. Highest level of controlPervasive control plans The control environment Application controls Business process control...

Answered: 1 week ago

Question

★★★★★

There are many instances where controls may be implemented using manual processes or alternatively automated using technology. One example of this is a signature. It can be manual or digital....

Answered: 1 week ago

Question

★★★★★

The following is a list of six control plans from this chapter or from Chapters 9 and 10. Control Plans A. Prenumbered checks B. Confirm customer accounts regularly C. Confirm input acceptance D....

Answered: 1 week ago

Question

★★★★★

2. Members of two student organizations study a word list while listening to music. The psychology honor society studies while classical music is played, and the running club while techno music is...

Answered: 1 week ago

Question

★★★★★

Social psychologists often use participant observation, placing themselves in real situations to understand a social phenomenon better. This strategy helps them plan research that will test the...

Answered: 1 week ago

Question

★★★★★

Measurement validity is the degree to which some measure predicts what it is supposed to, such as the degree to which an IQ test predicts school grades.

Answered: 1 week ago

Previous Question Next Question