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schepotkina [342]
3 years ago
8

In working on the conceptual design of the new database, Ken determines that the "office" field in one of the tables must includ

e one of the following values: Fort Worth, Boston, or Tacoma. What database design activity is Ken performing?
Computers and Technology
1 answer:
Fed [463]3 years ago
3 0

Answer:

Identifying an attribute domain

Explanation:

In computing, the attribute domain is the set of values allowed in an attribute. For example: Rooms in hotel (1-300) Age (1-99) Married (yes or no) Nationality (Nepalese, Indian, American, or British) Colors (Red, Yellow, Green) For the relational model it is a requirement that each part of a tuple be atomic.

Attribute domains are rules that describe the legal values of a field type, providing a method for enforcing data integrity. Attribute domains are used to constrain the values allowed in any particular attribute for a table or feature class. If the features in a feature class or nonspatial objects in a table have been grouped into subtypes, different attribute domains can be assigned to each of the subtypes. A domain is a declaration of acceptable attribute values. Whenever a domain is associated with an attribute field, only the values within that domain are valid for the field. In other words, the field will not accept a value that is not in that domain. Using domains helps ensure data integrity by limiting the choice of values for a particular field.

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Can you help please.
liberstina [14]
1. true
2.false
3.true
4. many - I'm not too certain of this answer
5. track changes
3 0
2 years ago
You're a ticket agent for a commercial airline and responsible for checking the identification for each passenger before issuing
algol13

Answer:

Follows are the code to this question:

import java.util.*;//import package for user input  

public class Main //defining class  

{

  public static void main(String[] as)//main method

  {

      boolean x,y,z;//defining boolean variable

      Scanner ox= new Scanner(System.in);//create Scanner class object for user input

      System.out.println("input value: "); //print message  

      x=ox.nextBoolean();//input value

      y=ox.nextBoolean();//input value

      z=ox.nextBoolean();//input value

      System.out.println("Output: ");//print message

      System.out.println(x || (y &&z));//use print method to check value and print its value  

  }

}

Output:

1)

input value:  

true

false

false

Output:  

true

2)

input value:  

false

true

true

Output:  

true

3)

input value:  

false

false

false

Output:  

false

Explanation:

In the given code, inside the class three boolean variable "x,y, and z" is declared, that uses the scanner class for input the value from the user end, and in the next print, the method is declared, that uses " OR and AND" gate for calculating the input value and print its value.

In the AND gate, when both conditions are true. it will print the value true, and in the OR gate, when one of the conditions is true, it will print the value true.  

3 0
3 years ago
Do you need a contractor to install nest thermostat
Natalka [10]

Answer:

Sometimes yes, sometimes you can do it yourself

Explanation:

Installing a Nest thermostat can be done yourself without an electrician in most cases. Nest thermostats are designed to work in homes without a common (“C”) wire. However, there are rare cases a C wire or other power-supply accessory may be required. An electrician is recommended in these rare cases.

5 0
2 years ago
Corona and app inventor can be used to develop ________.
Sidana [21]
<span>Corona and app inventor can be used to develop apps for smartphones. Corona can be used to build both games and apps from major platforms like iOS, Android, Kindle, Apple TV, Android TV, macOS, and Windows. App Inventor was originally provided by Google and is now maintained by MIT.</span>
3 0
3 years ago
Technological advancements during the industrial age provided Americans with:
Tems11 [23]

Technological advancements during the industrial age provided Americans with option B) More leisure times.

<h3>What were some technological advancements during the age of industry?</h3>

The growth in productivity is one that started with a little technical devices, such as the spinning jenny, spinning mule, and others.

Note that Technological advancements during the industrial age provided Americans with option B) More leisure times as machines does the work.

Learn more about Technological advancements from

brainly.com/question/2166344
#SPJ1

7 0
1 year ago
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