Which Layer Is Responsible for the Encoding of Signals

question 25

Multiple Choice

Which layer is responsible for the encoding of signals?

• A) 3
• B) 1
• C) 5
• D) 7

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Definitions:

Port Scanning

The action of systematically checking a system's ports to identify open doors that could be used for unauthorized access or to understand the system's security stance.

Decreased Performance

A reduction in the efficiency or speed at which a device or system operates, usually due to hardware or software issues.

Chkdsk

A command in Microsoft Windows that checks a disk for file system integrity and fixes logical file system errors.

Dism

Deploys Image Servicing and Management, a command-line tool used to service and prepare Windows images, including those used for Windows PE, Windows Recovery Environment (Windows RE), and Windows Setup.