中国大学MOOC: Vulnerability is characteristic of a system without _________ a specified class of security breaches would not be possible.
举一反三
- Vulnerability is characteristic of a system without _________ a specified class of security breaches would not be possible. A: which B: that C: it D: this
- 中国大学MOOC: Security vulnerability testing uses the simulation of attacks and other kinds of penetration testing __________ to compromise the security of a system.
- 中国大学MOOC: According to a ______, the majority would rather have newspapers without a government than a government without newspapers.
- 中国大学MOOC: A man would buy the clothes without trying it on if the shop has it in stock.
- 中国大学MOOC: Without telephone, it would be impossible to carry on the functions of ________ every business operation in the whole country.