Consider the following JavaScript code:

Javascript

console.log(a);

What will be the output when this code is executed?

Which value of the type attribute on an <input> element causes modern browsers to display a built-in date picker?

Which of the following anomalies can occur in a poorly normalized database?

Consider the following SQL query, which is intended to find students who have marks higher than the student with ID = 10:

<SQL>

What potential issue could occur with this query?

Which attribute on an HTML element is most commonly used to run a JavaScript function when the element is clicked?

Consider the following SQL query, which is intended to return employees who are not managers:

<SQL>

SELECT *

What will happen if the ManagerID column contains NULL values?

Match each HTML tag with the function it performs.

Which of the following is a requirement of First Normal Form (1NF)?

Consider the following SQL query:

<SQL>

SELECT name

What does the following SQL query return?

A developer wants to apply a blue border to the following input element:

HTML

<input type="text" id="name">

CSS

.name {

However, the border is not displayed. What is the most likely reason?