Exams › GATE › Technical

The protocol data unit (PDU) for the application layer in the Internet stack is

1. Segment
2. Datagram
3. Message
4. Frame

Correct answer: Message

Solution

The application layer's protocol data unit is referred to as a 'Message' because it encompasses the data that applications send and receive, which is distinct from the transport, network, and data link layers that use segments, datagrams, and frames respectively.

Related GATE Technical questions

• The truth table X Y f(X,Y) 0 0 0 0 1 0 1 0 1 1 1 1 represents the Boolean function
• The decimal value 0.5 in IEEE single precision floating point representation has
• A process executes the code fork(); fork(); fork(); The total number of child processes created is
• Which of the following problems are decidable? 1) Does a given program ever produce an output? 2) If L is a context-free language, then is L̄ also context-free? 3) If L is a regular language, then is L̄ also regular? 4) If L is a recursive language, then is L̄ also recursive?
• A binary operation ⊕ on a set of integers is defined as x ⊕ y = x² × y². Which one of the following statements is TRUE about ⊕?
• The smallest integer that can be represented by an 8-bit number in 2's complement form is

⚔️ Practice GATE Technical free + battle 1v1 →