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Listening Quiz: Giải thích mã hóa dữ liệu trong quá trình kiểm tra an ninh – Easy Level
Th9 20, 2024
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bởi
Anna Phạm
trong
Tiếng Anh dành cho Kỹ sư phần mềm (English for Software Engineer)
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1.
What is the conversation mainly about?
How to repair a security system
How data encryption works
How to write computer programs
How hackers steal information
Explanation:
James explains what data encryption is, why it is used, and how it works.
2.
What does James say data encryption does?
Copies data into two files
Sends data to the internet
Deletes data from a computer
Changes data into a secret code
Explanation:
James says, “It changes data into a secret code.”
3.
According to James, why do we need this secret code?
To make the data faster to read
To keep information safe from hackers
To allow everyone to view the data
To organize files on the computer
Explanation:
James explains that the secret code keeps information safe from hackers.
4.
What does James say a key does in encryption?
It deletes the secret code
It creates new data files
It makes the data visible to everyone
It unlocks or locks the secret code
Explanation:
James says, “A key unlocks or locks the secret code.”
5.
What can be inferred about people without the key?
They can change the data whenever they want
They can still see the data easily
They cannot see the data
They do not need encryption
Explanation:
James says only those with the key can see the data, so people without the key cannot see it.
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