A company called fastcabs provides a taxi service to clients

Assignment Help Basic Computer Science
Reference no: EM13676282

A company called FastCabs provides a taxi service to clients. The table shown in Figure 14.21 displays some details of client bookings for taxis. Assume that a taxi driver is assigned to a single taxi, but a taxi can be assigned to one or more drivers.

(a) Identify the functional dependencies that exist between the columns of the table in Figure 14.21 and identify the primary key and any alternate key(s) (if present) for the table.

(b) Describe why the table in Figure 14.21 is not in 3NF.

(c) The table shown in Figure 14.21 is susceptible to update anomalies. Provide examples of how insertion, deletion, and modification anomalies could occu

Reference no: EM13676282

Questions Cloud

The final project will be placed in the doc sharing area : The final project will be placed in the Doc Sharing area
Find the ratio of the final energy to the original energy : A pair of parallel plates, forming a capacitor, are connected to a battery. Find the ratio of the final energy stored to the original energy stored
Use free or open source : Use free or open source.
Determine what is the y position of the cannonball : Suppose that the cannon is fired at time t=0 and that the cannonball hits the ground at time tg. Determine what is the y position of the cannonball at the time tg/2? Answer numerically in units of meters
A company called fastcabs provides a taxi service to clients : Identify the functional dependencies that exist between the columns of the table in Figure 14.21 and identify the primary key and any alternate key(s) (if present) for the table.
Find what the electric potential energy of this group : Four identical charges (+1.5 mC each) are brought from infinity and fixed to a straight line. Each charge is 0.51 meter from the next. Find the electric potential energy of this group
Find the gauge pressure of water where it enters the hose : Water flows at 0.25L/s through a 11 meter long garden hose 2 centimeter in diameter that is lying flat on the ground. Find the gauge pressure of water where it enters the hose
Describe the purpose of integrity constraints : 1) Describe the purpose of integrity constraints and identify the main types of integrity constraints on a logical data model and Give examples to illustrate your answers..
Find the magnitude and give the direction of electric field : A charged particle with an initial horizontal velocity of 2.0 km/s enters a region of uniform electric and magnetic fields. Find the magnitude and give the direction of the electric field

Reviews

Write a Review

Basic Computer Science Questions & Answers

  Developing a strong supply chain management process

Developing a strong Supply Chain Management (SCM) process to match IS system upgrades would provide what advantage(s)? In general, what will this process look like?

  How to convert power to hex

How to Convert 11001010 to the 2nd power to hex

  Convert the binary numbers to their decimal equivalents

Directions: Convert the following binary numbers to their decimal equivalents.

  How to use system tools to identify problems

How can you use system tools, such as the Task Manager, to help identify and troubleshoot these problems? Report your findings in a one page paper.

  Create a new string to represent the corresponding full name

Create a new string to represent the corresponding full name, and display it on screen in format: Lastname, Firstname, Middle name.

  Write a program that computes the quotient and remainder

Write a program that computes the quotient and remainder using IJVM instructions and mic1 software. Please provide IJVM instructions!

  Decimal ascii number with an implied decimal point

Write a procedure named WriteScaled that outputs a decimal ASCII number with an implied decimal point.

  Development of science and technology

How did the Mayan religion influence their development of science and technology? How did those advances and beliefs lead to the growth of Mayan influence? What do you think led to their eventual decline?

  Prove by induction of recurrence relation has solution

Describe why Kim's recurrence relation is correct. Prove by induction that Kim's recurrence relation has solution: M(k) = 3^(k - 1).

  Significant factors contributing to mmcc-s success

Write down most significant factors contributing to MMCC's success with its new, secure, self-managed network? Describe the reasons for your choices.

  Multiple versions of the truth

Multiple versions of the truth

  Cloud computing and ip collapse

Cloud computing and IP Collapse. The use of cloud computing seems to be growing. Companies must be much more sensitive to their intellectual property (IP) assets in those situations,

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd