Chapter 3.3 Quiz

34: The connection establishment procedure in TCP is susceptible to a serious security problem called the _________ attack.

• ACK flooding

• FIN flooding

• SYN flooding

• None of the choices are correct

35: The SYN flooding attack belongs to a group of security attacks known as a _____ attack.

• denial of service

• replay

• man-in-the middle

• None of the choices are correct

36: In TCP, a FIN segment consumes ____ sequence numbers if it does not carry data.

• two

• three

• no

• one

37: In TCP, a FIN + ACK segment consumes _____ sequence number(s) if it does not carry data.

• two

• three

• one

• no

38: In TCP, one end can stop sending data while still receiving data. This is called a ______ termination.

• half-close

• half-open

• full-close

• None of the choices are correct

39: TCP sliding windows are __________ oriented.

• packet

• segment

• byte

• None of the choices are correct

40: In TCP, the size of the send window is the ________ of rwnd and cwnd.

• maximum

• sum of

• minimum

• None of the choices are correct

41: In TCP, the window should not be _________.

• opened

• closed

• shrunk

• slide

42: In TCP, the receiver can temporarily shut down the window; the sender, however, can always send a segment of _____ byte(s) after the window is shut down.

• ten

• zero

• one

• None of the choices are correct

43: A serious problem can arise in the sliding window operation when either the sending application program creates data slowly or the receiving application program consumes data slowly, or both. This problem is called the ______.

• silly window syndrome

• unexpected syndrome

• window bug

• None of the choices are correct