A 400-W Computer (Including Its Monitor) Is Turned on for 8.0

question 19

Multiple Choice

A 400-W computer (including its monitor) is turned on for 8.0 hours per day. If electricity costs 10¢ per kWh, how much does it cost to run the computer annually for a 365-day year?

• A) \(\$ 1200\)
• B) \(\$ 150\)
• C) \(\$ 120\)
• D) \(\$ 15\)

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Definitions:

Vendors Table

A structured database element used to store and organize information about suppliers in a management system.

Database Backup

The process of creating a copy of database contents that can be restored in case of data loss or corruption.

Primary Key

A unique identifier for each record in a database table, ensuring that each entry is distinct from all others.

Student ID Number

A unique identifier assigned to a student for purposes of identification and record-keeping within an educational institution.