Câu 11: CT-SEC: Certified Tester Security Tester

Background:The organization you work for develops a secure electronic document transmission system. You are part of the security test team. In particular, you are responsible for evaluating the tests at the component level.Scenario:The component you evaluate is responsible for one of the mechanisms used to validate the identity of the electronic document source. The source is validated with a variable length string that is generated each time the source of a document requests its transmission to a destination. The chain has the following characteristics:• Minimum length: 6 characters• Maximum length: 12 characters• Special characters allowed: @ # $ & % ? !• Numerical values from 0 to 9• Alphabetic values: all letters of the English alphabet• A chain:- must begin with a lowercase letter- must contain at least one uppercase letter- must contain at least two different special characters- must contain at least two numeric charactersThe following strings, between others, have been used for input data in the various component test cycles:String -1. aA#@5a2. aB#@53. aB#@564. aB#@5675. abCd?!gH48kl6. abcd?!gh48kl7. abCd?!gH48klm8. bbBb?!bB48bb9. abCd?!gH489klm10. bbBb?!B48bbQuestion:Which ONE of the following sets of input values allows 100% coverage of two boundary values for the length of the string?

1. A. {aB#@5, aB#@56, bbBb?!B48bb, abCd?!gH48klm}
2. B. {aB#@5, aB#@56, bbBb?!bB48bb, abCd?!gH48klm} — đáp án hiện tại
3. C. {aB#@56, aB#@567, bbBb?!bB48bb, abCd?!gH48klm}
4. D. {aB#@5, aB#@567, bbBb?!bB48bb, abCd?!gH489klm}