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Primary storage, also known as main storage or memory.

It is the area in a computer in which data is stored for quick access by the computer's processor.

The terms random access memory (RAM) and memory are often as synonyms for primary or main storage.

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Explanation

Optical fiber provides the fastest data transmission by using light signals to transmit data at high speeds.

It offers significantly higher bandwidth and lower latency compared to copper or coaxial cables.

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The formula for the number of possible communication channels in a round table meeting is: n(n-1)/2.

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The point and draw device is an input system that helps to point and select an icon to be shown on the screen quickly.

A mouse is a point-and-draw device.

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Widely known as a SIM card, is an integrated circuit that is intended to securely store the international mobile subscriber identity number and its related key.

SIM is an acronym that stands for Subscriber Identity Module.

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Binary number is a number expressed in the base-2 numeral system or binary numeral system, a method of mathematical expression which uses only two symbols: typically "0"  and "1".

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Phishing scams are fraudulent attempts to get sensitive data like passwords or credit card details by pretending to be a trustworthy entity (e.g., bank or service provider).

These scams often use fake emails, websites, or messages to trick users into revealing personal information.

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