Certified Ethical Hacker (CEH) Exam questions with 100% Correct Answers

What does the TCP flag *SYN* indicate? Correct Answer SYN indicates synchronize number. What does the TCP flag *ACK* indicate? Correct Answer ACK indicates acknowledgement of the SYN sequence number. What does the TCP flag *FIN* indicate? Correct Answer FIN indicates the final data bit being sent for use during the 4-step teardown sequence. What does the TCP flag *RST* indicate? Correct Answer RST is the reset bit used to close the connection without going through the 4-step teardown sequence. What does the TCP flag *PSH* indicate? Correct Answer PSH indicates that the data in this packet should be put at the beginning of the queue of data to be processed. What does the TCP flag *URG* indicate? Correct Answer URG indicates that there is urgent control characters in this packet that need to be processed immediately. What are database *tables*? Correct Answer Database *tables* are a collection of data or data structures linked through relations, tables are constructed of columns and rows. What is a database *record set*? Correct Answer A database *record set* is the requested data, which is a subset of the entire row. What is are database *attributes*? Correct Answer Database *attributes* are the data type a field can contain, such as: currency, date, characters, etc. What is a database *domain*? Correct Answer A database *domain* is a set of allowable values that an attribute can take. For example, the "currency" field can allow: $, ¥, etc. In terms of access control, what is the *subject*? Correct Answer The *subject* is an active entity that accesses an object. The subject generally initiates the flow of data and changes the state of the system. In terms of access control, what is the *object*? Correct Answer The *object* is the passive entity that is accessed by a subject.