wgu c175 objective assessment practice test answers| it cis111 test bank 2
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C175 Practice Test 2
Multiple Choice
Identify the choice that best completes the statement or answers the question.
___C_ 1. A record consists of a ____.
a. character
b. collection of related records
c. set of one or more fields
d. group of files
__C__ 2. A DBMS performs several important functions that guarantee the integrity and
consistency of the data in the database. Which of the following is NOT one of those
functions?
a. Data integrity management
b. Data storage management
c. Data reports
d. Security management
_B___ 3. Which item is unstructured data.
a. A record representing one student
b. A video
c. A table that holds student data
d. A relational database that hold course registration data.
_B___ 4. Data is/are:
a. information
b. raw facts
c. processed information
d. a DBMS
_A___ 5.
Which classification is correct for the box marked “Registration” in the given E-R
Diagram?
a. Intersection data
, b. Modality data
c. Cardinality data
d. Student data
__B__ 6.
Which type of relationship exists between Student and Course
a. One-to-many binary
b. Many-to-many binary
c. One-to-many unary
d. Many-to-many unary
__C__ 7.
What is the E-R Diagram about an online pet food vendor showing?
a. An Invoice Line can include many Items
b. An item can only be included in one Invoice Line
c. One Invoice Line must include a minimum of one and a maximum of one Item
d. The relationship between Item and Invoice Line is many-to-many.
_B___ 8. A pet owner can have many pets; a specific pet is linked to one pet
owner.
Which kind of binary relationship is described in this example?
, a. One-to-one
b. One-to-many
c. Many-to-many
d. Associative
___A_ 9. Database models were developed to ____.
a. model real-world events or conditions
b. deposit data within a single file
c. keep data within multiple data repositories
d. allow DBMSs to maintain loose control over the database activities
__C__ 10.
What is the correct way to read the modality on the right side of the association?
a. A maximum of one activity
b. A maximum of zero activities
c. A minimum of zero activities
d. A maximum of many activities
__D__ 11.
What is the modality of Volunteer?
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