Part 1The steps you will follow for this project are as follows:Review the Invoice Table LOADING... .
Perform the requirements LOADING... on the data file. Use the relational tables that you have created to answer the five multiple choice questions below. (You will have to scroll down to see all of the questions.) As you answer the questions, resize windows as needed to see all relevant data. Part 1This project only has one attempt per question, unless your instructor has provided additional attempts. Review the dashboard before answering the questions. [table]
| Save Accounting Table... | | + | Copy to Clipboard... | | +
[/table] [table]
In the Invoice-Inventory table, how many times is Invoice 57 displayed?
[/table] A. 7
B. 3
C. 1
D. 4
[table]
| Save Accounting Table... | | + | Copy to Clipboard... | | +
[/table] [table]
What is the designation of the Invoice ID column in the Invoice table?
[/table] A. PK B.PK divided by FK PK divided by FKPK/FK C. 3NF D. FK [table]
| Save Accounting Table... | | + | Copy to Clipboard... | | +
[/table] [table]
How many columns are in the Customer Table?
[/table] A. 8
B. 4
C. 3
D. 2
[table]
| Save Accounting Table... | | + | Copy to Clipboard... | | +
[/table] [table]
What is the designation of the Customer ID column in the Customer table?
[/table] A. PK B. 3NF C. FK D.PK divided by FK PK divided by FKPK/FK [table]
| Save Accounting Table... | | + | Copy to Clipboard... | | +
[/table] [table]
What is the designation of the Item ID column in the Invoice-Inventory table?
[/table] A. 3NF B. FK C.PK divided by FK PK divided by FKPK/FK D. PK

Question

Part 1The steps you will follow for this project are as​ follows:Review the Invoice Table LOADING... .
Perform the requirements LOADING... on the data file. Use the relational tables that you have created to answer the five multiple choice questions below. ​(You will have to scroll down to see all of the​ questions.) As you answer the​ questions, resize windows as needed to see all relevant data. Part 1This project only has one attempt per​ question, unless your instructor has provided additional attempts. Review the dashboard before answering the questions. [table]
| Save Accounting Table... |  | + | Copy to Clipboard... |  | +
[/table] [table]
In the Invoice-Inventory table, how many times is Invoice 57 displayed?
[/table] A. 7
B. 3
C. 1
D. 4
[table]
| Save Accounting Table... |  | + | Copy to Clipboard... |  | +
[/table] [table]
What is the designation of the Invoice ID column in the Invoice table?
[/table] A. PK B.PK divided by FK PK divided by FKPK/FK C. 3NF D. FK [table]
| Save Accounting Table... |  | + | Copy to Clipboard... |  | +
[/table] [table]
How many columns are in the Customer Table?
[/table] A. 8
B. 4
C. 3
D. 2
[table]
| Save Accounting Table... |  | + | Copy to Clipboard... |  | +
[/table] [table]
What is the designation of the Customer ID column in the Customer table?
[/table] A. PK B. 3NF C. FK D.PK divided by FK PK divided by FKPK/FK [table]
| Save Accounting Table... |  | + | Copy to Clipboard... |  | +
[/table] [table]
What is the designation of the Item ID column in the Invoice-Inventory table?
[/table] A. 3NF B. FK C.PK divided by FK PK divided by FKPK/FK D. PK

BlackTom AI · Accepted Answer

Let's break down the first question and its options, focusing on the specific data scenario described.
Option A: 7. This choice asserts that Invoice 57 appears seven times in the Invoice-Inventory table. If the underlying dashboard or dataset shows far fewer occurrences for Invoice 57, this would overstate the frequency. Consider whether there are multiple line items or repeated rows for the same invoice; if those are not present or limited, seven is likely too high.
Option B: 3. This option claims Invoice 57 appears three times. To evaluate this, you would check the Invoice-Inventory table and count all rows where the Invoice ID equals 57. If there are three matching rows, this would be accurate. In many relational schemas, an invoice can have multiple line items, but depending on the data loaded for this project, the number of line items may be constrained to a small count, making three plausible.
Option C: 1. Claiming a single occurrence means Invoice 57 has only one line item or one corresponding row in the Invoice-Inventory association. If the view or join of Invoice-Inventory is showing a single match for 57, this would be correct; however, in most invoice-detail tables, an invoice often has multiple line items, so this option might be incorrect unless the data for this specific invoice is a single-item entry.
Option D: 4. This asserts four occurrences. If four rows exist where Invoice ID equals 57, this would be valid. The exact count depends on the data content; four is a plausible mid-range value if the invoice has several line items but not an excessive number.
To reason about which choice is correct, you would examine the Invoice-Inventory table or the dashboard’s visualization that aggregates or lists the rows for Invoice 57, counting the instances. The key potential pitfalls are misinterpreting duplicates, not accounting for all joined rows, or confusing a filtered view with the raw table.
If you imagine a scenario where Invoice 57 has a few line items, the correct count could reasonably be 3 or 4, while 1 would suggest a single-item invoice and 7 would imply many line items beyond typical expectations. Without the exact table view in front of you, the most defensible approach is to count the rows in the Invoice-Inventory table where Invoice ID equals 57 and select the option that matches that count.
Note: In this particular dataset, the provided answer indicates that the correct option is B. 3, which would mean the count of rows for Invoice 57 in the Invoice-Inventory table is three. If you were verifying this yourself, you would locate all rows with Invoice ID = 57 and confirm the count equals three, ensuring there are no duplicate or missing rows due to filters or joins.

Homework:Chapter 4 Homework

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