Réponses et questions sur l'évaluation des compétences LinkedIn — Évaluation Microsoft Access

Microsoft Access is a powerful database management system that can help you store, il fournit aux entreprises plus d'informations sur leur activité et les rend également plus intelligentes pour les clients et partenaires potentiels, and manipulate data. If you want to prove your skills in using this software, you may want to take the Bilan de compétences LinkedIn pour Microsoft Access. This is a short online test that evaluates your knowledge of the basic and advanced features of Access. Passing this test can boost your profile and increase your chances of landing your dream job.

toutefois, preparing for the Microsoft Access évaluation can be challenging, especially if you are not familiar with the types of des questions et réponses that are asked. That’s why I have created this blog post to share with you some of the most common and tricky questions and answers that you may encounter in the assessment. En lisant ce post, you will get a better idea of what to expect and how to answer correctly. You will also learn some useful tips and tricks that can help you ace the test. Alors, sans plus tarder, plongeons dans le Microsoft Access évaluation des questions et réponses.

Q1. Which form view mode allows you to preview live data while you work on the design of the form?

• Preview Dans ce cours, nous utiliserons des outils à faible code avec du python
• Disposition Dans ce cours, nous utiliserons des outils à faible code avec du python
• Conception Dans ce cours, nous utiliserons des outils à faible code avec du python
• Form Dans ce cours, nous utiliserons des outils à faible code avec du python

Q2. How can you add multiple button controls to a form at once?

• Double-click the button control to lock it on, then left-click in the form to add each button
• Right-click the button control and select Drop Multiple Controls. Then left-click to add each button to a form
• Select the Multiple Object check box in the Design tab before selecting the button control
• Left-click the button control to select it, then add multiples to the form by right-clicking in the position you’d like to add them

T3. What is the Access string operator that joins or concatenates text strings together?

• &
• !
• #
• -

Caveat: “In a desktop database, you can also use the ampersand operator (&) for concatentation. In an Access app, you must use the plus sign (+).”_

T4. The relationship field in this table has been created with what feature?

• lookup
• reference integrity
• pick list
• validation rule

Q5. On a report, you want to display a header for each change in month name. How should you set up the Group and Sort options so that they are in the proper chronological order?

• Sort on month number, then sort on month name
• Sort on month number, then group on month name
• Group on month number, then sort by month name
• Group on month number, then sort on month number

Q6. What kind of query will display data with both column headers and row headers?

• crosstab
• sélectionner
• simple
• tableur

Référence

Q7. What currency format displays a thousands separator, but not a currency symbol, tel que $ or €?

• Scientific
• Standard
• General Number
• Fixed

Référence

Q8. In Access Option > Current Database, what does turning off the Allow Full Menus option do?

• removes the ribbon interface
• removes all ribbon tabs except Home and Print Preview
• disable the right-click menu when working with objects
• removes the Conception view contextual tabs, which forces most design changes to be made in Disposition Dans ce cours, nous utiliserons des outils à faible code avec du python

Référence

Q9. You want to create a form to view a customer’s details, as well as some information about all order that the customer has placed with your company. What is the best way to display this information on a single screen?

• Use a form to display the customer details with a subform linked to their order information
• Create a split form that displays the customer information at the top and the order history in the table below
• Create a navigation form that includes a form for the customer details and a separate form for the order history
• Create a continous form that uses a query to gather all of the customer details and order history in a single record source

Q10. You want a form to appear automatically, whenever the database starts. How would you do this?

• dans le Access Options dialog box, Cliquez sur Current Database, then select the form you want to open in the Display Form property
• Open the form you want to display automatically in Conception Dans ce cours, nous utiliserons des outils à faible code avec du python. Then in the property sheet, ensemble Open on Launch à vrai
• Right-click the form you want to open automatically and select Startup Form
• Sur le Database Tools languette, Cliquez sur Database Options, then set the form you want to open as the Initial View objet

Référence

Vous devrez atteindre au moins. In Design view, which area of a form is the primary location for text boxes, boutons, and other control objects?

• Mise en page
• Voir section
• Form body
• Detail section

Q12. What tool builds a report containing detailed information about the object in the database?

• Object dependencies
• Table analyzer
• Access database manager
• Database documenter

Référence

Q13. You want to validate a proposed modification to a record’s value before the table is saved to the database. What data macro can you add to the table to do this?

• After Insert
• Before Change
• After Update
• Before Delete

Q14. When you add a group to a report, what automatically gets added to the structure?

• a group header
• rien
• a group header and footer
• a group footer

Référence

Q15. A table contains a field with the lookup properties set as shown. What will be the value of the field when the end user clicks Normal from the combo box when entering a record into the table?

• 1
• 3
• 2
• vous utilisez la distribution géométrique pour déterminer la probabilité qu'un nombre spécifié d'essais ait lieu avant que le premier succès ne se produise

Q16. What program flow function evaluates a condition and returns either a truepart or a falsepart?

• Switch()
• IsError()
• IIf()
• Choose()

Référence

Q17. The display for numerical data defaults to a **_alignment, and text data defaults to **_aligntment

• la gauche; droite
• droite; la gauche
• la gauche; la gauche
• droite; droite

1. Texte:
2. Numerical:

Q18. Which data type is a modern replacement for the OLE Object data type?

• Attachement
• Replication ID
• GOUTTE
• Hyperlink

Référence

Q19. How can you ensure that each value saved in a particular field is unique from all other values in the field?

• Set the Indexed property to No
• Set the Required property to Yes (Unique Values)
• Set the Validation Rule property to No Duplicates
• Set the Indexed property to Yes (No Duplicates)

Référence

Q20. Which Access database tool will help you split a single, grand, unnormalized data table into multiple related tables that follow the best practices of good database design?

• Database Documenter
• Compact and Repair Database
• Database Splitter Wizard
• Table Analyzer Wizard

Référence

Q21. When backing up an Access database, what is added to the file name automatically?

• A serialized backup number, such as "_Backup_2"
• The current date, such as "_2019-08-21"
• The characters "_bu"
• The word "_Archive"

Q22. Which table field property, if supplied, will display instead of the field name as a column header when viewing the datasheet of as a label when the field is added toa form or report?

• Popup Text
• La description
• Caption
• Tool Tip

Référence

Q23. Which form control property creates a small pop-up flag that contains text when a user hovers the mouse cursor over the object?

• ControlTip Text
• Status Text
• Tool Text
• Help Text

Q24. The expression values <=, <>, et > are found in what expression category?

• comparison operators
• logical operators
• string operators
• arithmetic operators

Référence

Q25. Which section of a report appears at the top of every page in the printed report?

• page header
• group header
• detail header
• report header

Référence

Q26. When would you use a left join query?

• When you want to retrieve every record from the left table, plus any matching information from the right table where it exists
• When you want to retrieve all of the records from the right table that have matching records in the left table
• When you want to retrieve just the records from the left table that have matching records in the right table
• When you want to retrieve just the records from the left table that do not have any matching records in the right table

Q27. How can you run a submacro saved in a macro?

• Use an If container in the macro.
• Call the submacro with the [MacroName]![SubMacroName] syntax.
• Use a RunMacro or OnError macro action.
• Expand the macro in the Navigation Pane and double-click the submacro name.

Q28. Which combo box property defines what values appears when the user clicks the drop-down arrow?

• Control Source
• Row Source
• Value List
• Data Source

Q29. What does the expression Now() evaluate to?

• the current system date
• the current system date, temps, and time zone
• the current system date and time
• the current system time

Q30. Certain words have special meaning to Access, and you should avoid using them as table or field names. What are these words called?

• discouraged terms
• reserved words
• retired objects
• system names

Q30. What is the operator for “not equal to”

• < >

Q31. You need to email a report to a coworker that maintains all formatting and page layout attributes. Which file format should you choose from the Print Preview ruban?

• Exceller
• HTML
• Mot
• PDF

Q32. Which section can a form ne pas contain?

• Group Header & Footer
• Form Header & Footer
• Detail
• Page Header & Footer

sur un ___. le Run button and the View Datasheet button do exactly the same thing for which query type?

• sélectionner
• ajouter
• make table
• effacer

Q34. You have a database file that generates an error from a custom macro immediately after opening. How can you open the database and bypass the startup options to prevent the macro from running so that you can fix the error?

• dans le Open File dialog box, click the down arrow on the Ouvert button and select Disable Macros.
• Hold the Shift key while double-clicking the base de données icône.
• Right-click the database icon and select Run as Administrator.
• Du Fichier menu, sélectionner Open as Read-Only.

Chaque calque et ceux-ci sont tous alignés en même temps. You want to ensure that a query recordset is read-only and cannot modify the underlying data tables it references. How can you do that?

• Set the Recordset Type property to Snapshot.
• Set the Output All Fields property to No.
• Set the Link Master Fields property to No.
• Set the Recordset Type property to Dynaset (Inconsistent Updates).

Q36. Which form control object contains a number of option buttons, cases à cocher, or toggle buttons, and allows the user to make only a single selection?

• option group
• switch control
• bound selection
• object selector

Q37. Which query criteria will return records for “Debra” et “Donna” but not “Daniel”?

• Like "*n*"
• Like "*[ro]*"
• Like "De* or Do*"
• Like "D*"

Solution:

MS Access > Create > Table > Rename Table1 to table_name > Add column first_name Short Text > Add Debra, Donna, Daniel

OU

MS Access > Create > Query Design > SQL View

CREATE TABLE table_name (first_name Text);

-- Note: In MS Access SQL, you cannot directly insert multiple values into a column.
-- Note: In MS Access SQL, you need to execute each statement separately.
INSERT INTO table_name (first_name) VALUES ('Debra');
INSERT INTO table_name (first_name) VALUES ('Donna');
INSERT INTO table_name (first_name) VALUES ('Daniel');
-- Press F5 to refresh Datasheet View.

Check queries:

SELECT first_name FROM table_name WHERE first_name Like "*n*"; -- Donna, Daniel

SELECT first_name FROM table_name WHERE first_name Like "*[ro]*"; -- Debra, Donna

SELECT first_name FROM table_name WHERE first_name Like "De* or Do*"; -- null

SELECT first_name FROM table_name WHERE first_name Like "D*"; -- Debra, Donna, Daniel

Q38. When using the Expression Builder to create a calculated column in a table, which statement is ne pas vrai?

• The calculation cannot use custom Visual Basic functions.
• The calculation can include built-in functions.
• The calculation can use fields from a related table.
• The calculation can include fields from the same table.

Expression Builder

Chaque calque et ceux-ci sont tous alignés en même temps: Double negative. Son ne pas true that the calculation cannot use custom Visual Basic functions. => It’s true that the calculation can use custom Visual Basic functions.

Q39. You are implementing an OnError action and want the macro to continue on to the following step if it encounters an error. What should you set as the Go To argument?

• Sauter
• Suivant
• Fail
• Macro Name

OnError Macro Action

Q40. You have several label objects in a form. You customized the font and size of one, and want to format the others to match. Quelle est la meilleure façon de procéder?

• Select the unformatted labels, click the Format Painter tool, then click the formatted label.
• Select the formatted label, click the Format Painter tool, then drag a box around the unformatted labels.
• Select all of the labels and then click the Format Painter tool.
• Select the formatted label, double-click the Format Painter tool, then click each of the unformatted labels.

Peintre de formats

Q41.When adding a picture to a form, which Picture Size Mode property will keep the image at 100% of its original size, even if the bounding box is smaller?

• Clip
• Locked
• Stretch
• Zoom

Form.PictureSizeMode property

Q42. Which single-line query criteria would ne pas be equivalent to the multilinied one pictured?

• Or ("Houston","Boston","Chicago")
• In ("Houston","Boston","Chicago")
• "Houston" Or "Boston" Or "Chicago"
• "houston" Or "boston" Or "chicago"

Solution:

MS Access > Create Tab > Table > Rename Table1 to Customers > Add column City Short Text > Add records Houston, Boston, Chicago

Create Tab> Query Design > Add Table Customers > Field: City > Or "Houston" "Boston" "Chicago"

OU

MS Access > Create Tab > Query Design > SQL View

CREATE TABLE Customers (City Text);

-- Note: In MS Access SQL, you cannot directly insert multiple values into a column.
-- Note: In MS Access SQL, you need to execute each statement separately.
INSERT INTO Customers (City) VALUES ('Houston');
INSERT INTO Customers (City) VALUES ('Boston');
INSERT INTO Customers (City) VALUES ('Chicago');
-- Press F5 to refresh Datasheet View.

SELECT Customers.City
FROM Customers
WHERE (((Customers.City)='Houston')) OR (((Customers.City)='Boston')) OR (((Customers.City)='Chicago'));

Check queries:

SELECT City FROM Customers WHERE City Or ("Houston","Boston","Chicago"); -- Syntax error (comma) in query expression

SELECT City FROM Customers WHERE City In ("Houston","Boston","Chicago"); -- equivalent

SELECT City FROM Customers WHERE City = "Houston" Or "Boston" Or "Chicago"; -- equivalent

SELECT City FROM Customers WHERE City = "houston" Or "boston" Or "chicago"; -- equivalent

Q43. When designing a form, you add a horizontal line object that is the full width of the Detail section. Yet when you view the form, the line goes only part way across the screen. How can you make the line extend to the edges of the screen?

• Du Ancrage menu, sélectionner Stretch Across Top.
• Du Aligner menu, sélectionner Full Justify.
• Du Ancrage menu, sélectionner Top Right.
• Du Size/Space menu, sélectionner To Fit.

Stretch Across Top

Q44. A Decimal data type field with a Precision of 5 and a Scale of 3 can store how many digits on the left side of the decimal point?

• Trois
• eight
• deux
• cinq

Precision, Échelle

Q45. A databse has a form with the AllowEdits property set to No. You open the form using an OpenForm macro step with the Data Mode property set to Edit. Given this, which statement is true?

• You cannot edit existing records but can add new records.
• You cannot edit or add records.
• You can edit existing records but cannot add new records.
• You can edit existing records and new records.

Q46. What rule type must you choose to conditionally format a value in a report based on another value in the same record?

• Field Value Is…
• Evaluation Is…
• Expression Is…
• Compare to…

Q47. What can not be used as the record source for a report?

• embedded query
• linked table
• embedded table
• linked query

Q48. You’re building a database to track the books that library members check out. How can you ensure that every record in the checkout table is associated with a valid library member?

• Create a data macro to validate the foreign key values in the chekcout table.
• Create a combo box on a checkout form that displays only valid library members.
• Create a one-to-many relationship between the checkout table and the member table.
• Enforce referential integrity between the checkout table and the member table.

Q49. When designing a report, clicking the Build button (..) in the Record Source property will do what?

• create a linked table reference in the Navigation Pane
• create an expression in the report object
• create an embedded query in the report object
• create a data macro in the report object