What Is Hashing?

A hash table is basically a data structure used to store key value pairs, and each key is processed to create a new index that is mapped to the element you need. A hash value is a value that depends exclusively on one argument, whereby during a certain program execution the same value is always

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How To Summarize A Book?

In summarizing, one cannot rely on the language the author has used to develop his points; one must find a way to give an overview of these points without making one’s sentences too general. There is a difference between summarizing a text or distilling it into its essential terms in one or two paragraphs. Summaries

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What Is Social Engineering?

Social engineering (CSO) is to gain access to a building, system, or data by exploiting human weaknesses rather than using technical hacking techniques. IT attacks that exploit human psychology can be classified as “social engineering” attacks. The definition of social engineering in IT security is therefore an attack that requires human interaction and manipulation to

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What Is Digital Divide?

The term “digital divide” refers to the difference between those who have easy access to computers and the Internet and those who do not because of lack of access. Despite efforts to narrow America’s once-vast digital divide, people who were unlucky enough not to have access to computers or the Internet are persisting in narrowing

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What Is Rem Sleep?

Rem sleep is characterized by rapid eye movements and closed eyelids. Today we report that the brain can be as active during sleep as it is when awake, and dreams are most vivid during sleep. This also explains why REM sleep also affects the body in terms of its effects on the heart, brain and

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What Is Siri And How Does It Work?

We fell in love with the idea of a computer to correspond with, and in 2010 this dream came true. Siri jumped from our phones and tablets into our imagination and into the hearts and minds of millions of people around the world. Most iPhone users love the personal virtual assistant called Siri, which is

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What Is Duckduckgo?

Duckduckgo is a search engine that treats data protection differently and more protectively than Google. The main difference between duckduckgo and Google is that Duckduckgo does not track your online activity when search results are displayed. Of course, DuckDuckGo searches do not save your IP address and do not use Google products, nor do they

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What Is Phishing?

Phishing involves collecting sensitive information such as passwords, ID and credit cards. Phishing scams send e-mails that mimic legitimate websites to trick the recipient into sharing their financial or personal information or downloading malware. The target can be directed to a malicious website that pretends to be a legitimate site and asks it to enter

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What Is Cloud Computing?

What cloud computing is really about is sharing resources, software, and information over a network. Information and data are stored on physical or virtual servers that are maintained and controlled by the cloud, or “cloud computing.” The stored information can be accessed in a variety of ways, such as through a cloud server, virtual machine,

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