WEB BROWSERS TECHNOLOGY
WHAT IS WEB TECHNOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The SQL query must be quoted in PHP
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String values inside the SQL query must not be quoted
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Numeric values must be quoted
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The word NULL must be quoted
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Detailed explanation-1: -The mysqli query function is used to execute SQL queries.
Detailed explanation-2: -Which of the following statement is true? Explanation: The SQL TRUNCATE command is used to delete all the rows from the table and free the space containing the table.
Detailed explanation-3: -Correct statements are: b) the quote (q) operator can be used to escape a “’´ in a literal and c) Date values must be enclosed within single quotation marks. Each string or date value needs to be declared as a string by enclosing it in single quotes.
Detailed explanation-4: -The correct answer to the question “Which of the SQL statements is correct” is option (b). SELECT Username, Password FROM Users. And all the other options are incorrect.