Tables, rows, and columns concept in Intro to Computing - Flowchart & Logic Diagram

Process Overview

A table organizes data in a grid made of rows and columns. Rows run horizontally and hold records, while columns run vertically and hold attributes or categories of data.

Flowchart

Create Table

Yes No↓

Add Columns

Yes No↓

Add Row Data

Yes No↓

Repeat Add Rows

This flowchart shows the process of creating a table by defining columns, then adding rows of data until complete.

Step-by-Step Trace - 5 Steps

Step 1: Start creating a table

Step 2: Define columns: Name, Age, City

Step 3: Add first row: Alice, 30, New York

Step 4: Add second row: Bob, 25, Chicago

Step 5: No more rows to add, finish table

Diagram

  +-------+-----+----------+
  | Name  | Age |  City    |
  +-------+-----+----------+
  | Alice | 30  | New York |
  +-------+-----+----------+
  | Bob   | 25  | Chicago  |
  +-------+-----+----------+

This diagram shows a table with three columns (Name, Age, City) and two rows of data.

Flowchart Quiz - 3 Questions

What does a column in a table represent?

A A single record or entry

B The total number of rows

C A category or attribute of data

D The table's title

Key Result

Tables organize data by columns as categories and rows as individual records, making information easy to read and manage.