Explanation

DVR stands for Digital Video Recorders.

They are devices used to record and store video content, as explained by Infiniti Electro-Optics. 

Explanation

NVR (Network Video Recorder) is a device used to record video footage from IP (network) cameras.

It stores and manages surveillance video data digitally over a network.

Explanation

A cell reference or cell address is a combination of a column letter and a row number that identifies a cell on a worksheet.

For example, A1 refers to the cell at the intersection of column A and row 1; B2 refers to the second cell in column B, and so on.

Explanation

Explanation

127.0.0.1 is the standard IPv4 loopback address, used for testing network interfaces locally.

It allows a computer to send packets to itself without using a physical network connection.

Explanation

Primary Ethernet typically operates at a speed of 100 Mbps (Fast Ethernet).

This is equivalent to 12.5 MB/s in data transfer rate.

Explanation

The fifth generation of computers focuses on Artificial Intelligence (AI).

These computers use advanced technologies such as natural language processing, biochips, and expert systems.

Explanation

Microprocessors are used in many other electronic devices, including:

• Computers,
• Digital systems,
• Calculators

Inventor of Microprocessors: Marcian E Hoff

Microprocessors in 4th generation computer.

AGM 09-2-2023

Explanation

The OSI (Open Systems Interconnection) model has 7 layers, which are:

1. Physical
2. Data Link
3. Network
4. Transport
5. Session
6. Presentation
7. Application

Explanation

Virtual reality (VR) uses software and hardware to create immersive, simulated environments.

It is different from artificial intelligence, which focuses on making machines think like humans.