WGU D615 Foundations of Coding Pre-assessment | 95 Questions and Answers |
2026 Update | 100% Correct.
Correct
Incorrect
Questions and answers
1 of 95
Term
A user needs to compare related columns of two tables to combine
them.
Which relational operation should be used?
A. Join
B. Union
C. Intersect
D. Difference
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B A
C D
, Don't know?
2 of 95
Definition
1. Determine inputs/outputs
2. Break down the problem into smaller parts
3. Describe each subtask in pseudocode
4. Test pseudocode by working a problem
5. Write algorithm using complied programming language
6. Conduct testing
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Steps to code/program What is a database designer?
Storage Manager Asymmetric Test
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3 of 95
Term
What is the part of a database that stores information about updates,
removals, and insertions that have been processed?
A. The storage manager
,B. The log
C. The transaction manager
D. The query processor
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A B
D C
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4 of 95
Term
What is a strategy to make hypothesis testing more efficient?
A. Create a hypothesis for each program function
B. Create hypotheses that are likely and easy to test
C. Use the same conditions to test each hypothesis
D. Test a hypothesis asymmetrically when possible
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D C
A B
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5 of 95
Term
Which purpose does a class have in Python?
A. It represents an ordered collection of items.
B. It represents a template for the creation of an object.
C. It stores a collection of key-value pairs.
D. It stores a single data value, such as an integer.
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A D
C B
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6 of 95
Definition
Optimized for big data (means "not only SQL)
Give this one a try later!
2026 Update | 100% Correct.
Correct
Incorrect
Questions and answers
1 of 95
Term
A user needs to compare related columns of two tables to combine
them.
Which relational operation should be used?
A. Join
B. Union
C. Intersect
D. Difference
Give this one a try later!
B A
C D
, Don't know?
2 of 95
Definition
1. Determine inputs/outputs
2. Break down the problem into smaller parts
3. Describe each subtask in pseudocode
4. Test pseudocode by working a problem
5. Write algorithm using complied programming language
6. Conduct testing
Give this one a try later!
Steps to code/program What is a database designer?
Storage Manager Asymmetric Test
Don't know?
3 of 95
Term
What is the part of a database that stores information about updates,
removals, and insertions that have been processed?
A. The storage manager
,B. The log
C. The transaction manager
D. The query processor
Give this one a try later!
A B
D C
Don't know?
4 of 95
Term
What is a strategy to make hypothesis testing more efficient?
A. Create a hypothesis for each program function
B. Create hypotheses that are likely and easy to test
C. Use the same conditions to test each hypothesis
D. Test a hypothesis asymmetrically when possible
Give this one a try later!
D C
A B
, Don't know?
5 of 95
Term
Which purpose does a class have in Python?
A. It represents an ordered collection of items.
B. It represents a template for the creation of an object.
C. It stores a collection of key-value pairs.
D. It stores a single data value, such as an integer.
Give this one a try later!
A D
C B
Don't know?
6 of 95
Definition
Optimized for big data (means "not only SQL)
Give this one a try later!
