Indicate whether the statement is true or false.
__T__ 1. When two or more RFCs cover the same topic, they usually also share the same title.
_F___ 2. RFC 3300 describes how an RFC is created and what processes it must go through to become an official standard, adopted by the IETF.
__T__ 3. A divide and conquer approach permits concerns related to networking hardware to be completely separated from those related to networking software.
___T_ 4. PDUs typically include “envelope information” in the form of specific headers and trailers.
__F__ 5. The Session layer is equipped to request retransmission of all erroneous or missing PDUs when reassembly is underway, so that it can guarantee reliable delivery of data from sender to receiver.
Multiple Choice
Identify the choice that best completes the statement or answers the question.
__b__ 1. The ____ includes the physical transmission medium (cables or wireless media) that any network must use to send and receive the signals that constitute the physical expression of networked communications. a. | Data Link layer | c. | Network layer | b. | Physical layer | d. | Transport layer |
___a_ 2. The ____ is where ongoing communications between a sender and a receiver, somewhat like a telephone conversation, are set up, maintained, and then terminated, or torn down,as needed. a. | Session layer | c. | Network layer | b. | Physical layer | d. | Presentation layer |
__a__ 3. The ____ defines an interface that applications can use to request network services, rather than referring directly to applications themselves. a. | Application layer | c. | Session layer | b. | Physical layer | d. | Presentation layer |
_c___ 4. The TCP/IP Application layer also is known as the ____ layer because this is where the protocol stack interfaces with applications or processes on a host machine. a. | Session | c. | Process | b. | Network | d. | Transport |
_d___ 5.