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Questions and Answers
What is considered the first search engine on the internet?
What is considered the first search engine on the internet?
- Altavista
- Archie (correct)
- Yahoo
Which search engine was not one of the first on the internet?
Which search engine was not one of the first on the internet?
- WAIS
- Bing (correct)
- Archie
- Altavista
What was Archie's main function?
What was Archie's main function?
- Blocking websites
- Indexing web pages
- Caching web pages
- Indexing FTP archives (correct)
Which of the following is not true about Altavista?
Which of the following is not true about Altavista?
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WAIS stands for?
WAIS stands for?
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ما هو الجزء الأصغر في المادة؟
ما هو الجزء الأصغر في المادة؟
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ما هو جزيء النواة الذي يحمل شحنة كهربائية موجبة؟
ما هو جزيء النواة الذي يحمل شحنة كهربائية موجبة؟
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ما هو عدد الإلكترونات في الذرة؟
ما هو عدد الإلكترونات في الذرة؟
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ما هو جزيء النواة الذي لا يحمل شحنة كهربائية؟
ما هو جزيء النواة الذي لا يحمل شحنة كهربائية؟
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ما هو موقع الإلكترونات بالنسبة إلى النواة؟
ما هو موقع الإلكترونات بالنسبة إلى النواة؟
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Study Notes
Early Search Engines
- The first search engine on the internet is considered Archie.
- Google was not one of the first search engines on the internet.
- Archie's main function was to index FTP archives, allowing users to search for specific files.
- Altavista was not the first search engine, and it did not index FTP archives like Archie.
- WAIS stands for Wide Area Information Server.
Atomic Structure
- An atom is the smallest unit of matter.
- The nucleus of an atom consists of positively charged particles called protons and neutral particles called neutrons, with nearly equal weights.
- Protons are positively charged particles that reside in the nucleus.
- Neutrons are particles with no electric charge that are found in the nucleus.
- The number of neutrons and protons in the nucleus can vary to form different elements.
Electron Configuration
- Electrons are smaller particles that surround the nucleus.
- Electrons are negatively charged particles that orbit the nucleus.
- The number of electrons in an atom is equal to the number of protons, ensuring the atom is electrically neutral.
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