_______ is the informal organizational communication network.

The Correct answer is Grapevine.

Key Points

• Grapevine is the informal organizational communication network.
• The Grapevine Network reveals how informal communication flows between individuals, outlining the communication pattern.
• Four types of informal communication networks have been identified:
  • Single Strand Network:
  • Gossip Chain Network:
  • Probability Chain Network: 
  • Cluster Chain Network: 

Additional Information

• Invisible Network:
  • ​'Invisible Network,' conceived by Evan Kelly at ECAL (Media and Interaction Design BA), is a portable tool that renders machine communication tangible.
  • It serves as a mediator between users and the machines in their vicinity.
• Formal Communication- 
  • The formal channel is an officially prescribed path for the flow of communication among the various positions in the organization.
  • It regulates the flow of organizational communication so as to make it orderly and thereby ensure that information flows smoothly, accurately, and timely to the points to which it is required.
  • It helps in exercising control over subordinates and in the fixation of responsibility in respect of activities carried out by a person in the organization.
• Information Communication-
  • It is the method by which people carry on social, non-programmed activities within the formal boundaries of the system.
  • The informal channel of communication, also known as the grapevine, is the result of the operation of social forces at the workplace.
  • For example -  Non-print mode of transfer, Oral mode of transfer, Verbal mode of transfer, etc.