The hydrogen atoms of a water molecule are bonded to the oxygen atom through _______________ bonds, whereas neighboring water molecules are attracted to each other by ________________ bonds.
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Which of the following occurs because water is a cohesive mo…
Which of the following occurs because water is a cohesive molecule?
A valence electron
A valence electron
Which of the following four elements are the most abundant i…
Which of the following four elements are the most abundant in living organisms? (Choose all that apply.)
A(n) _____ database is used by an organization to support ma…
A(n) _____ database is used by an organization to support many users across many departments.
The _________operator uses one single-column table (e.g., c…
The _________operator uses one single-column table (e.g., column “a”) and one two-column table (e.g., columns “a” and “b”)..
In an entity relationship diagram with objects EMPLOYEE, DE…
In an entity relationship diagram with objects EMPLOYEE, DEPENDENT, CUSTOMER and PRODUCT, which of the following would be the most appropriate example of a derived entity?
Although a student’s registration form may list information…
Although a student’s registration form may list information gathered from the COURSE, CLASS, BUILDING, and ROOM table, which of the following would be the most accurate phrase describing these table’s relationship with each other in an UML class diagram?
The ____ allows using independent tables linked by common a…
The ____ allows using independent tables linked by common attributes.
One of the reasons we need database is because they are the…
One of the reasons we need database is because they are the best ways to store and manage ___.