Introduction to Structured Query Language (SQL)
CBSE · Class 11 · Informatics Practices
Most important questions from Introduction to Structured Query Language (SQL) for CBSE Class 11 Informatics Practices board exam 2026. MCQs, short answer, and long answer questions with marks.
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Sample Questions
Which data type can store variable-length character data up to 65535 characters?
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VARCHAR(n)
VARCHAR(n) is a variable-length string type and can store up to 65535 characters.
Which data type is used for integer values in MySQL?
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INT
INT is the numeric data type used for integer values.
What is the supported range of the DATE data type?
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'1000-01-01' to '9999-12-31'
The DATE type supports dates from '1000-01-01' to '9999-12-31'.
Which constraint ensures that a column cannot have missing values?
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NOT NULL
NOT NULL ensures that a column cannot contain NULL values.
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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