SMTP, FTP and DNS are applications of the _____ layer.a.Applicationb.Data linkc.Networkd.Transport

Q. SMTP is an __________ protocol.A. Application LayerB. Network layerC. Transport layerD. Physical layer

The SMTP protocol is used to send __________ over the internet.A. TextB. MessageC. DataD. E-mails

Which layer of the TCP/IP model has protocols that organize file transfers and email services?1 pointApplication layerTransport layerInternet layerNetwork access layer

The _____ is used to transfer data from one host to another. A. TCP/IP B. FTP C. Protocol D. Transport layer

Which of the following is the fifth layer of the TCP/IP Five-layer network model. Physical Application Data Link Transport