Answer:
Google search operator is also known as advanced operator which extend the various capabilities of the regular type of text searches. It basically contain various types of special characters and the commands.
Google search operator are very useful in the various technical and the content searches. This type of search operator also limits the result in the sites which are indexed with a specific domain and URL (User resource locator). The google search basically allow to use various symbols that are based on the operator.
<span>Accessibility refers to access to some form of computer
technology. This means that numbers are easily organized and data is easily
calculated making it easier for people’s lives. It is a means of an efficient
and more productive existence in the work environment.</span>
Answer:
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Explanation:
Two types of power supplies exist, DC-DC and AC-DC. DC-DC power supplies allow you to plug in electrical devices into car outlets or similar sources that supply direct current, or DC, power. These power supplies are not the most commonly used, though.
Classification of Power Supply and Its Different Types
OUTPUT = DC OUTPUT = AC
INPUT = AC Wall wart Bench power supplies Battery charger Isolation transformer Variable AC supply Frequency changer
INPUT = DC DC-DC converter Inverter Generator UPS
