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Question 1. Declaring table structure includes:
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Declare the size of the school
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Create links between tables
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Name the fields and specify the data type for each field
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A and C are right
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Question 2. Which of the following is not a type of relational database creation?
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Create table structure
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Select the primary key
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Name the table and save the table structure
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Enter the original data
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Question 3. During the process of creating the structure of a table, when creating a field, which of the following is not necessarily done?
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Name, the names of the fields to distinguish
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Select the data type
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Set size
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Description of content
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Question 4. For the following actions:B1: Create a table
B2: Name and save the structure
B3: Select the primary key for the table
B4: Create links
When creating a relational database, we take the following steps in turn:-
B1-B3-B4-B2
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B2-B1-B2-B4
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B1-B3-B2-B4
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B1-B2-B3-B4
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Question 5. The first thing to create a relational database is:
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Create one or more forms
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Create one or more reports
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Create one or more questions
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Create one or more tables
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Question 6. Which of the following is not a data update operation?
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Enter the original data
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Fix inappropriate data
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Add a record
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Copy the database to a backup copy
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Question 7. Editing data is:
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Delete some relationships
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Delete the value of some properties of a set
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Change the values of some properties of a set
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Delete some properties
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Question 8. Clearing the record is:
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Delete one or several relationships
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Delete one or several databases
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Delete one or several sets of tables
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Delete one or more attributes of the table
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Question 9. Which of the following is not a relational database exploit?
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Arrange the logs
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Report output
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View data
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Question 10. Relational database exploitation can be:
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Create a table, specify a primary key, create a link
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Set field names, select data types, define field properties
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Add, edit, delete records
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Sort, query, view data, render reports
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5 ★ | 1 Vote