The lack of geographical barriers made it difficult for even the most powerful cities to retain their power. See how a succession of empires rose and fell, leaving behind legacies ranging from the use of intimidation in warfare to seafaring, astrology, mathematics, and a systematic legal code.

CompTIA IT Fundamentals+ Course | Module 2 Part 1: ⁣Notations and Data Types

No other single factor has impacted the economy, politics, and social life of the Middle East as profoundly as oil. Trace the 20th-century discovery of petroleum across the region by foreign oil companies, and observe the ensuing geopolitical conflicts with local governments. Consider what became known as the Middle East's oil curse.""

Get an engaging introduction to ancient Japanese myths, collectively known as Shintō ("Way of the Gods"). Focusing on the oldest written compilation of Japanese oral tradition, the Kojiki, you'll examine fascinating stories about gods and heroes, the origins of the universe, the Rock Cave of Heaven, rival clans, and more.

From 700 to 500 B.C., thinkers around the world began to turn to fundamental philosophical questions. This lecture focuses on those whose concerns addressed this world and its pragmatic issues through rational inquiry, including Confucius, the Legalists, and the Greek philosophers known as the Ionian Rationalists.

Module 4 Part ⁣2: Operating System Components: Kernel, Shell, and Processes

Part 10 of Computer Networking Fundamentals: Wireless Radio Frequencies

Wireless Radio Frequencies

At the end of this episode, I will be able to:

1. Compare and contrast wireless frequencies used in wireless local area networks.

Learner Objective: Compare and contrast wireless frequencies used in wireless local area networks

Description: In this episode, the learner will identify the two frequency ranges used in wireless local area networks (WLAN).

• Introduction to Network Infrastructure
  • Wireless Frequencies
    • Industrial, Scientific and Medical (ISM) band
      • 2.4 Ghz
        • Channels
          • 13 channels (11 available in the US)
          • Each channel is 5 Mhz apart
          • 22 MHz spacing is required between channels to reduce interference
          • 3 non-overlapping channels (22 MHz spacing)
            • Channel 1, channel 2, channel 3
          • 802.11n allows for channel bonding
            • 20 MHz and 40 Mhz
    • Unlicensed Nation Information Infrastructure (U-NII) band
      • 5 Ghz
        • Channels
          • 25 channels
          • All channels are 20 Mhz wide and non-overlapping (unless bonded)
        • The 5 GHz range allows for channel bonding
          • 20 MHz, 40 MHz, 80 MHz and 160 MHz

CompTIA IT Fundamentals+ Course | Module 5 Part 9: ⁣System Bus

⁣⁣⁣CompTIA IT Fundamentals+ Course | Module 20 Part 4

Module 6 Part ⁣2: Phishing, Network Security, and Firewalls

We're all familiar with the geometric designs of the mythical flying carpets, but there is an astounding array of Islamic art from the period. Here is your chance to revel in the fine arts of the Islamic Golden Age, which in addition to geometric patterns, included stunning calligraphy, plant or vegetal designs, and figurative representations.

⁣⁣⁣CompTIA IT Fundamentals+ Course | Module 14 Part 6: Establishing a Plan of Action

Take a fresh approach to the story of early 20th-century Japan. Rather than a review of major events, focus instead on the ideologies of three individuals whose competing views shaped Japan's actions on the eve of World War II: Nitobe Inazō and Shidehara Kijūrō, both proponents of democracy and international cooperation; and Ishiwara Kanji, a die-hard militarist.

⁣⁣⁣CompTIA IT Fundamentals+ Course | Module 7 Part 9: Domain Name System (DNS)

OSN-K Informatika 2024

⁣⁣⁣CompTIA IT Fundamentals+ Course | Module 20 Part 2

Shift your attention from the great minds of the Golden Age and find out how people of the time relaxed. As you learn about the era's food and music cultures, you'll uncover quite a few surprises-such as the origins of the traditional three-course meal. You'll also discover that celebrity cookbooks promoting the latest dietary fad are not a modern invention.

⁣⁣⁣CompTIA IT Fundamentals+ Course | Module 16 Part 8: Accessing Information from Databases

The establishment of the Umayyad caliphate's capital in Damascus was the most important political turning point in early Muslim history. Trace the Umayyads' achievements, and investigate their reasons for locating the empire's capital away from the Arabian peninsula, reflecting the shift from a religiously inspired Islamic empire to a politically oriented imperial power.