What is the concept of field?
Field, In physics, a region in which each point is affected by a force. ... An electric field surrounds an electric charge; when another charged particle is placed in that region, it experiences an electric force that either attracts or repels it.
What are the three types of field?
Symmetries of fields
- scalar fields (such as temperature) whose values are given by a single variable at each point of space. ...
- vector fields (such as the magnitude and direction of the force at each point in a magnetic field) which are specified by attaching a vector to each point of space.
Which one is the default data type of a field?
When you create a new field in access what data type does it automatically go to?
When you create a new table in Datasheet view, Access automatically creates a primary key for you and assigns it a field name of ID and the AutoNumber data type. In Design view, you can change or remove the primary key, or set the primary key for a table that doesn't already have one.
What determines a table's sort order?
Here you can access and discuss Multiple choice questions and answers for various compitative exams and interviews....Discussion Forum.
|Que.||What determines a table's sort order?|
Which object is used to create a form?
|Que.||Which object is used to create a form?|
|c.||Tables and reports|
|d.||Queries and reports|
|Answer:Tables and Queries|
How do you describe a property in MS Access?
A property is an attribute that defines an object's appearance, behavior, or characteristics. For example, a car's properties would include its color, make and model, and shape. A property for a numeric field might be the number of decimal places displayed or the maximum number of characters a field can hold.
How do you set field properties?
To edit a field's properties:
- Click the table name in the table bar of your app.
- Click Settings in the page bar, then click Fields on the Settings page.
- Click the field name to access its properties.
- Click the name of the field that you want to modify. ...
- Make the necessary changes, and then click Save.
What is required property of a field?
You can use the Required property to specify whether a value is required in a field. If this property is set to Yes, when you enter data in a record, you must enter a value in the field or in any control bound to the field, and the value cannot be Null.
What do you understand by Field property?
The properties of a field describe the characteristics and behavior of data added to that field. A field's data type is the most important property because it determines what kind of data the field can store.
Which property makes data entry in a field mandatory?
Required property makes it mandatory to store value in that field during data entry . Required is your answer.
What is field value access?
You add a default value to a table field or form control whenever you want Access to enter a value in a new record automatically. ... Typically, you add a default value to your table fields. You add the value by opening the table in Design view and then entering a value in the Default Value property for the field.
What is the use of Validation Rule property of a field?
A validation rule is one way to restrict input in a table field or a control (such as a text box) on a form. Validation text lets you provide a message to help users who input data that is not valid.
What is default value in MS Access?
The Default Value is the value that a new record starts out with. You can change it if you want, but Access will create new records with this value. You can set the Default Value to a static value. For example, if most of your customers are from New York, you could set the Default Value for a State field to ï¿½NYï¿½.
What is the meaning of default value for a field as found in field properties?
Answer: OptionButton Object. Specifies a String value that is automatically entered in a field when a new record is created. For example, in an Addresses table you can set the default value for the City field to New York.
How do you create a lookup field?
Create a lookup field in Design View
- Open the table in Design View.
- In the first available empty row, click a cell in the Field Name column, and then type a field name for the lookup field.
- Click in the Data Type column for that row, click the arrow and then, in the drop-down list, select Lookup Wizard.
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