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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 write computer programs
How data encryption works
How to repair a security system
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
Changes data into a secret code
Deletes data from a computer
Sends data to the internet
Explanation:
James says, “It changes data into a secret code.”
3.
According to James, why do we need this secret code?
To allow everyone to view the data
To make the data faster to read
To keep information safe from hackers
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 unlocks or locks the secret code
It makes the data visible to everyone
It creates new data files
Explanation:
James says, “A key unlocks or locks the secret code.”
5.
What can be inferred about people without the key?
They can still see the data easily
They can change the data whenever they want
They do not need encryption
They cannot see the data
Explanation:
James says only those with the key can see the data, so people without the key cannot see it.
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