Answer:
This kind of malware attack is known as ransomware.
Explanation:
-Ransomware is a type of malicious software that typically involves encrypting the files of a victim's PC, laptop or systems. The hacker(s) This essentially denies the victim any access to their data.They then demands payment in order to allow the victim access to their own data. The payment is always required to be transferred in crypto-currency to the hackers.
-Examples of ransomware includes Reveton, CryptoLocker, CryptoWall and the infamous Wannacry which attacked many victims PC across the globe in 2017. Ransomware attacks can be initiated by a user unknowingly visits an infected website.The malware then self downloads and installs itself onto the user’s PC without their knowledge.
-Ransomware attacks can be prevented by using advanced antivirus.
Answer:
economy
Explanation:
The way goods and services are produced, distributed, and consumed in a society can be referred to as Economy.
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Answer:
when good are free of charge
Explanation:
Answer:
C:Oligopolies involve more than one company while monopolies involve only one.
Explanation:
A monopoly is a market structure with one supplier serving a very large market. In a monopoly, a single firm sells to many buyers. The product or service offered by a monopoly has no close substitutes. Customers have no choice but to buy from the only firm providing the product or service. Monopolies may result from government policy or very restrictive barriers of entry.
An oligopoly is a market structure where very few firms dominated the market . It when four or five firms control the majority market share of a very large market. There could be other firms with very little market share. Firms in an oligopoly market may sell homogeneous or differentiated products. The few firms dominating the industry collaborate to profit from the market.
In a situation where the firm is at point D and an increase the production of bike tires by 300 units, the opportunity cost will be <u>200 truck tires.</u>
When the firm is at point B and decides to increase the production of truck tires by 400 units, in this case, the opportunity cost will be<u> 500 bike tires.</u>
Opportunity cost simply means the potential benefit that an economic entity loses when it engages in another activity.
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