Question
If the user presses the cancel button when the following code is run var response = prompt(Enter data); alert(response.length); The result would be: a) null
If the user presses the "cancel" button when the following code is run
var response = prompt("Enter data"); alert(response.length);
The result would be:
| a) "null" will be displayed. | ||
| b) | "0" will be displayed. | |
| c) | An "exception" because result is null. | |
| d) | An empty string will be displayed. |
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Relational Theory For Computer Professionals What Relational Databases Are Really All About
Authors: C J Date
1st Edition
1449369464, 9781449369460
