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1. In SQL, which data type is commonly used to store whole numbers?
FLOAT
DECIMAL
INTEGER
CHAR
jQuery
Php

Difficulty

1600
low
2. What SQL data type is appropriate for storing date and time values?
TIMESTAMP
DATE
DATETIME
TIME
jQuery
Php

Difficulty

2600
medium
3. Which SQL data type is used to store variable-length character strings?
VARCHAR
CHAR
TEXT
STRING
jQuery
Php

Difficulty

2600
medium
4. What is the purpose of the SQL data type "BOOLEAN"?
To store binary data
To represent true or false values
To store floating-point numbers
To store date and time values
jQuery
Php

Difficulty

2900
medium
5. Which SQL data type is suitable for storing large amounts of text data?
CHAR
VARCHAR
TEXT
CLOB
jQuery
Php

Difficulty

3000
medium
6. In SQL, what data type is typically used to store a fixed-length character string?
VARCHAR
CHAR
TEXT
STRING
jQuery
Php

Difficulty

3000
medium
7. What SQL data type is commonly used to store monetary values?
MONEY
DECIMAL
INTEGER
FLOAT
jQuery
Php

Difficulty

2800
medium
8. In SQL, which data type is used to store a sequence of characters of varying length?
CHAR
VARCHAR
STRING
TEXT
jQuery
Php

Difficulty

2800
medium
9. What SQL data type is suitable for storing a fixed-length string of characters?
VARCHAR
CHAR
TEXT
STRING
jQuery
Php

Difficulty

2900
medium
10. In SQL, what is the purpose of the "NUMERIC" data type?
To store binary data
To represent true or false values
To store fixed-point numbers
To store date and time values
jQuery
Php

Difficulty

3200
high
11. Which SQL data type is used to store a large binary object, such as an image or document?
BLOB
BYTEA
BINARY
VARBINARY
jQuery
Php

Difficulty

3400
high
12. What SQL data type is suitable for storing a fixed-length binary string?
VARBINARY
BINARY
BYTEA
RAW
jQuery
Php

Difficulty

3000
medium
13. In SQL, what is the purpose of the "ENUM" data type?
To store enumerated values in a predefined list
To store encrypted data
To represent hierarchical relationships
To store Unicode character strings
jQuery
Php

Difficulty

4000
high
14. What SQL data type is commonly used to store a sequence of characters with a fixed length?
VARCHAR
CHAR
TEXT
STRING
jQuery
Php

Difficulty

2900
medium
15. In SQL, what is the purpose of the "ARRAY" data type?
To store a fixed-size binary data
To store a collection of values of the same type
To represent date and time values
To store a large binary object
jQuery
Php

Difficulty

3600
high
16. What SQL data type is used to store a single-precision floating-point number?
FLOAT
INT
DECIMAL
ARRAY
jQuery
Php

Difficulty

2800
medium
17. In SQL, what is the purpose of the "JSON" data type?
To store hierarchical data in a binary format
To store JavaScript code
To store XML documents
To store JSON-formatted data
jQuery
Php

Difficulty

3300
high
18. Which SQL data type is suitable for storing a fixed-size binary data?
VARBINARY
BINARY
BLOB
BYTEA
jQuery
Php

Difficulty

3500
high
19. In SQL, what is the purpose of the "DATE" data type?
To store a date and time value
To store only the time portion of a date and time value
To store a date value without a time component
To represent the current system date and time
jQuery
Php

Difficulty

3200
high
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