Q.Write HTML to display a table with the heading row "Roll" and "Name" and one data row "1" and "Rina". Also state which tags create

An HTML table is built by nesting cells inside rows inside the table element, with a special tag for heading cells. …

HTML for the table:

<table border="1">
  <tr>
    <th>Roll</th>
    <th>Name</th>
  </tr>
  <tr>
    <td>1</td>
    <td>Rina</td>
  </tr>
</table>

How it is built (order: table → row → cells):

• <table border="1"> starts the table; the attribute border="1" draws grid lines around the cells.
• <tr> ... </tr> defines a table row. Here there are two rows — a heading row and a data row.
• <th> ... </th> defines a heading cell — its text appears bold and centred by default. The heading row uses <th>Roll</th> and <th>Name</th>.
• <td> ... </td> defines a table data cell — the ordinary cells. The data row uses <td>1</td> and <td>Rina</td>. …

Placing <td>/<th> cells directly inside <table> without wrapping them in a <tr> row. Using <td> for the heading cells (they would not be bold/centred) inst …