DAT 380 Wk 2 - Practice Knowledge Check | eBooks | Education

DAT 380 Wk 2 - Practice Knowledge Check

DAT 380 Wk 2 - Practice Knowledge Check PLDZ-16114 Free
In Stock
$ 0.00 USD
Free Download! Description

Click Here To Download Your Files :

http://www.onlinehelp123.com/dat-380

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

You can buy more tutorials from the below link

http://www.onlinehelp123.com/dat-380

DAT 380 Wk 2 - Practice Knowledge Check

The row's range of permissible values is known as its domain.

  •      True
  •      False

 

RDBMSs enforce integrity rules automatically.

  •      True
  •      False

 

Character data can contain any character or symbol intended for mathematical manipulation.

  •      True
  •      False

 

_____, also known as RESTRICT, yields values for all rows found in a table that satisfy a given condition.

  •      UNION
  •      DIFFERENCE
  •      INTERSECT
  •      SELECT

 

A weak relationship exists if the primary key of the related entity contains at least one primary key component of the parent entity.

  •      True
  •      False

 

Only a single attribute, not multiple attributes, can define functional dependence.

  •      True
  •      False

 

_____ returns only the attributes requested, in the order in which they are requested.

  •      SELECT
  •      UNION
  •      PROJECT
  •      DIFFERENCE

 

A data dictionary is sometimes described as "the database designer's database" because it records the design decisions about tables and their structures.

  •      True
  •      False

 

In the relational model, _____ are important because they are used to ensure that each row in a table is uniquely identifiable.

  •      keys
  •      relations
  •      logical structures
  •      indexes

 

A _____ relationship exists when an association is maintained within a single entity.

  •      ternary
  •      unary
  •      weak
  •      strong

 

Click Here To Download Your Files : http://www.onlinehelp123.com/dat-380 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ You can buy more tutorials from the below link http://www.onlinehelp123.com/dat-380 DAT 380 Wk 2 - Practice Knowledge Check The row's range
Recent Reviews Write a Review
0 0 0 0 reviews