Database Administration Questions

Verification of a login name and password is known as Authentication.

HTML language is a set of markup tags. The code used to specify the formatting are called tags. Markup languages are designed for the processing, definition and presentation of text. The language specifies code for formatting, both the layout and style, within a text file. 

HTML is an example of a markup language to improve the appearance of, and link text with data on the internet.

A Clock has 3 hands i.e, an Hour hand, a Minute hand and a Seconds hand.

Active Directory (AD) is a centralized database that is included with the Windows Server operating system. Active Directory is used to store information about a network, such as user accounts, computers, printers, and security policies.

A measuring device.

Measuring devices have feet on them to measure distance.

What has Hands But cannot Clap is a Clock or a Watch.

A Clock technically has 3 hands.

1 Hour Hand Which tells Hours

1 Minute Hand Which tells Minutes

1 Second Hand Which tells Seconds.

But cannot clap with these hands.