Multivalued attribute - Study guides, Class notes & Summaries
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CIS 505 Week 1|Complete Questions with 100% Correct Answers
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CIS 505 Week 1|Complete Questions with 100% Correct Answers 
OLTP 
Online Transaction Processing 
OLAP 
online analytical processing 
transactional database 
A database designed to keep track of the day-to-day transactions of an organization. 
Analytical Data Store 
Stores historical transactional and summary data 
relational database 
Most common structure for database. 
*Distinguished by multiple tables with interrelated fields. 
*When queried, data can be pulled form any # of relations that ...
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Info 364 Pop Quiz 4 Exam Questions With Verified Answers
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Info 364 Pop Quiz 4 Exam Questions With 
Verified Answers 
1) A ________ defines or constrains some aspect of the business. 
A) business constraint B) business structure C) business control D) business rule - answerD) 
Business Rule 
2) Which of the following is an entity that exists independently of other entity types? 
A) Codependent B) Weak C) Strong D) Variant - answerC) Strong 
3) An entity type whose existence depends on another entity type is called a ________ entity. 
A) strong B) weak C...
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WGU C170 Chapter 2 Exam Review |Question and Answer| 100% Correct
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WGU C170 Chapter 2 Exam Review 
|Question and Answer| 100% Correct 
binary relationship *Ans* An ER term for an association (relationship) between two 
entities. For example, PROFESSOR teaches CLASS. 
cardinality *Ans* An attribute that can be further subdivided to yield additional 
attributes. For example, a phone number such as may be divided into an area 
code (615), an exchange number (898), and a four-digit code (2368). Compare to simple 
attribute. 
composite identifier *Ans* In ER m...
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C170 WGU QUESTIONS WITH ACCURATED ANSWERS 2023
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C170 WGU QUESTIONS WITH ACCURATED ANSWERS 2023 
An entity is said to be X -dependent if it can exist in the database only when it is associated with another related entity occurrence. 
existence 
 
 
 
A table that has all key attributes defined has no repeating groups and all its attributes are dependent on the primary key is said to be in X. 
1nf 
 
 
 
 
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A determinant i...
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CS 1104 COMPUTER SYSTEMS QUESTIONS AND ANSWERS RATED A+
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CS 1104 COMPUTER SYSTEMS QUESTIONS AND ANSWERS RATED A+ Name an unary Boolean function: NOT 
What is the most basic element of every computer system? c. Logic Gate 
Every Boolean function can be constructed from only: c. Nand function 
AND If a=b=1 then out=1 out=0 
NOT If in=0 then out=1 else out=0 
NAND If a=b=1 then out=0 out=1 
OR If a=b=0 then out=0 out=1 
The boolean expression A · B represents which of the following: a. A AND B 
True/False: According to DeMorgan's Theorem, inverting the...
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CIS 217 Midterm Exam | Q & A (Complete Solutions)
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CIS 217 Midterm Exam | Q & A (Complete Solutions) The chapter noted that creating application software is a human-driven process requiring human aptitudes and skill sets that exceed the abilities of artificial intelligence—which of the following is NOT one of those human abilities: Symbolic processing Which of the following is an example of application software: Payroll system System software is: Software used to develop and use application software The relationship between the terms "busin...
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Data Management Applications C170 with complete solution. Graded A+. 2022/2023.
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Data Management Applications C170 with complete solution. Graded A+. 2022/2023. 
Document Content and Description Below 
Data Management Applications C170 with complete solution What is a table? Answer- A table is a persistent representation of a logical relation that is a relation whose contents can be saved for per manent use. What are the characteristics of a relational table? Answer- The characteristics of a relational table are that a table is perceived as a two-dimensional structure compos...
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C170 WGU ALREADY PASSED
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An entity is said to be X -dependent if it can exist in the database only when it is associated with 
another related entity occurrence. - existence 
A table that has all key attributes defined has no repeating groups and all its attributes are 
dependent on the primary key is said to be in X. - 1nf 
A determinant is any attribute whose value determines other values within a column. - F 
X is a process that is used for changing attributes to entities. - Normalization 
Any attribute whose value d...
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D426 Alt Practice Test with correct answers 2024
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UPDATE tablename 
***** 
[WHERE conditionlist]; 
What command replaces the ***** in the above statement? 
 
a. SET columnname = expression 
b. columnname = expression 
c. expression = columnname 
d. LET columnname = expression - answer-a. SET columnname = expression 
 
A record consists of a ____. 
 
a. character 
b. collection of related records 
c. set of one or more fields 
d. group of files - answer-c. set of one or more fields 
 
A DBMS performs several important functions that guarantee th...
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WGU C170 Chapter 2.|Latest Update Complete with A+ Graded Answers
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WGU C170 Chapter 2.|Latest Update Complete with A+ Graded Answers 
binary relationship 
An ER term for an association (relationship) between two entities. For example, PROFESSOR teaches CLASS. 
 
 
cardinality 
An attribute that can be further subdivided to yield additional attributes. For example, a phone number such as may be divided into an area code (615), an exchange number (898), and a four-digit code (2368). Compare to simple attribute. 
 
 
composite identifier 
In ER modeling, a key co...
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