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SQL OUTPUT PUZZLE | THE BIT of True and False – How well do you know them ? | SQL Interview Question

In this puzzle you have to go through all the SQL queries and provide us the output with really executing them at the SSMS 🙂 .

Script – DDL and INSERT Sample Data

--

CREATE TABLE TestTrueFalse
(
	 Id INT
	,IsVal BIT	
)
GO

INSERT INTO TestTrueFalse VALUES
(1,1),
(2,0),
(3,NULL),
(4,9)
GO

SELECT * FROM TestTrueFalse
GO

--

Data in the table after DDL and insert statement execution

Id IsVal
1 1
2 0
3 NULL
4 1

Q1. What will be the OUTPUT of the following statement?

--

SELECT * , CASE WHEN IsVal = 1 THEN True ELSE False END BitField 
FROM TestTrueFalse
GO

--

OUTPUT

--

The output shall be updated with the reason at 5 P.M.

--

Enjoy 🙂

Please add comment(s) if you have one or multiple solutions in mind. Thank You.

Pawan Khowal

Pawan is a SQL Server Developer. If you need any help in writing code/puzzle or training please email at – pawankkmr”AT”gmail.com. Meanwhile please go throgh the top pages from his blog.

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