Question

Subject: Javascript

Describe many key features of JavaScript that facilitate the design, implementation, operation and maintenance of large scripts.

Answer 1

1. Resource Files
There is a separate files developed to maintain the resources used in the file. The resources can be name of icons, icons, key identifiers etc. If some label needs to be changed, it changes only in the resource file rather than in each part of the JS code.

2. Function Declarations
Each function prototype is being defined in a separate file. If needed it is being imported.

3. Function Definitions
The function definitions are written in a shared instances where the definition can be accessed without hassle.

4. Database operations
Establishing DB operations, maintaining connections between the data models, sharing the resources etc are being done here.

5. Logging
Different logging information recorded in the code which helps a lot for troubleshooting purposes.