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| 1 | |
The TCP/IP protocol suite consists of _______ layers. |
| | A) | two |
| | B) | three |
| | C) | five |
| | D) | six |
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| 2 | |
A router is involved in ____________ layers of the TCP/IP protocol suite. |
| | A) | two |
| | B) | three |
| | C) | four |
| | D) | five |
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| 3 | |
A link-layer switch is involved in ______________ layers of the TCP/IP protocol suite. |
| | A) | two |
| | B) | three |
| | C) | four |
| | D) | five |
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| 4 | |
In the TCP/IP protocol suite, which of the following is an application layer protocol? |
| | A) | The User Datagram Protocol (UDP) |
| | B) | The Internet Protocol (IP) |
| | C) | The File Transfer Protocol (FTP) |
| | D) | The Transmission Control Protocol (TCP) |
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| 5 | |
In the TCP/IP protocol suite, which of the following is a transport-layer protocol? |
| | A) | The Internet Control Message Protocol (ICMP) |
| | B) | The Internet Protocol (IP) |
| | C) | The Address Resolution Protocol (ARP) |
| | D) | The Transmission Control Protocol (TCP) |
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| 6 | |
In the TCP/IP protocol suite, which of the following is a network layer protocol? |
| | A) | The Stream Control Transmission Protocol (SCTP) |
| | B) | The Secure Shell (SSH) |
| | C) | The Internet Protocol (IP) |
| | D) | User Datagram Protocol (UDP) |
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| 7 | |
The transport-layer packet in the TCP/IP protocol suite is called _______________. |
| | A) | a message |
| | B) | a datagram |
| | C) | a segment or a user datagram |
| | D) | a frame |
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| 8 | |
In the TCP/IP protocol suite, the ______ layer is responsible for moving frames from one hop (node) to the next. |
| | A) | physical |
| | B) | data-link |
| | C) | transport |
| | D) | network |
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| 9 | |
In the TCP/IP protocol suite, the physical layer is concerned with the movement of _______ over the physical medium. |
| | A) | programs |
| | B) | dialogs |
| | C) | protocols |
| | D) | bits |
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| 10 | |
In the TCP/IP protocol suite, a port number is the identifier at the____________. |
| | A) | application layer |
| | B) | transport layer |
| | C) | network layer |
| | D) | physical layer |
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| 11 | |
In the TCP/IP protocol suite, a logical address is the identifier at the _______________. |
| | A) | network layer |
| | B) | transport layer |
| | C) | data-link layer |
| | D) | application layer |
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| 12 | |
The_________ layer is responsible for the delivery of a message from one process to another. |
| | A) | physical |
| | B) | transport |
| | C) | network |
| | D) | application |
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| 13 | |
The Internet Protocol (IP) is ________ protocol. |
| | A) | a reliable |
| | B) | a connection-oriented |
| | C) | a reliable and connection-oriented |
| | D) | an unreliable |
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| 14 | |
The application layer in the TCP/IP protocol suite is usually considered to be the combination of ________layers in the OSI model. |
| | A) | application, presentation, and session |
| | B) | application, transport, and network |
| | C) | application, data-link, and physical |
| | D) | network, data-link, and physical |
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| 15 | |
In TCP/IP, a message at the application layer is encapsulated in a packet at the ________ layer. |
| | A) | network |
| | B) | transport |
| | C) | data-link |
| | D) | physical |
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| 16 | |
In TCP/IP, a message at the transport layer is encapsulated in a packet at the ________ layer. |
| | A) | network |
| | B) | transport |
| | C) | data-link |
| | D) | physical |
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| 17 | |
In TCP/IP, a message belonging to the network layer is decapsulated from a packet at the ________ layer. |
| | A) | network |
| | B) | transport |
| | C) | data-link |
| | D) | physical |
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| 18 | |
In TCP/IP, a message belonging to the transport layer is decapsulated from a packet at the ________ layer. |
| | A) | network |
| | B) | transport |
| | C) | data-link |
| | D) | physical |
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| 19 | |
In TCP/IP, a logical connection between an entity at the network layer can be made with another entity at the ________ layer. |
| | A) | network |
| | B) | transport |
| | C) | data-link |
| | D) | physical |
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| 20 | |
In TCP/IP, a logical connection between an entity at the data-link layer can be made with another entity at the ________ layer. |
| | A) | network |
| | B) | transport |
| | C) | data-link |
| | D) | physical |
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| 21 | |
In TCP/IP, a packet at the third layer carries data belonging to the ________ layer and the header belonging to the _________ layer. |
| | A) | third; third |
| | B) | third; fourth |
| | C) | fourth; third |
| | D) | fourth; fourth |
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