OSI Functions/Protocols

Question 1

The protocols at the BLANK layer handle file transfer, virtual terminals, network management, and fulfilling networking requests of applications.

Answer 1

application

Question 2

Application Layer Protocols

Answer 2

File Transfer Protocol (FTP)
Trivial File Transfer Protocol (TFTP)
Simple Network Management Protocol (SNMP)
Simple Mail Transfer Protocol (SMTP)
Telnet
Hypertext Transfer Protocol (HTTP)
LPD
EDI
POP3
IMAP
NNTP
S-RPC
SET

Question 3

The services of the BLANK layer handle translation into standard formats, data compression and decompression, and data encryption and decryption. No protocols work at this layer, just services.

Answer 3

presentation

Question 4

Presentation Layer Protocols

Answer 4

American Standard Code for Information Interchange (ASCII)
Extended Binary-Coded Decimal Interchange Mode (EBCDIC)
Tagged Image File Format (TIFF)
Joint Photographic Experts Group (JPEG)
Motion Picture Experts Group (MPEG)
Musical Instrument Digital Interface (MIDI)

Question 5

The BLANK layer protocols set up connections between applications; maintain dialog control; and negotiate, establish, maintain, and tear down the communication channel.

Answer 5

Session

Question 6

Session Layer Protocols

Network File System (NFS)

Answer 6

Network File System (NFS)
NetBIOS
Structured Query Language (SQL)
Remote procedure call (RPC)

Question 7

The protocols at the BLANK layer handle end-to-end transmission and segmentation of a data stream.

Answer 7

transport

Question 8

Transport Layer Protocols

Answer 8

Transmission Control Protocol (TCP)
User Datagram Protocol (UDP)
Secure Sockets Layer (SSL)/Transport Layer Security (TLS)
Sequenced Packet Exchange (SPX)

Question 9

The responsibilities of the BLANK layer protocols include internetworking service, addressing, and routing.

Answer 9

network

Question 10

Network Layer Protocols

Answer 10

Internet Protocol (IP)
Internet Control Message Protocol (ICMP)
Internet Group Management Protocol (IGMP)
Routing Information Protocol (RIP)
Open Shortest Path First (OSPF)
Internetwork Packet Exchange (IPX)
BGP
IPSec
NAT
SKIP

Question 11

The protocols at the BLANK layer convert data into LAN or WAN frames for transmission and define how a computer accesses a network. This layer is divided into the Logical Link Control (LLC) and the Media Access Control (MAC) sublayers.

Answer 11

data-link

Question 12

Data-Link Layer Protocols

Answer 12

Address Resolution Protocol (ARP)
Reverse Address Resolution Protocol (RARP)
Point-to-Point Protocol (PPP)
Serial Line Internet Protocol (SLIP)
Ethernet
Token Ring
FDDI
ATM
L2F
L2TP
PPTP
FDDI
ISDN

Question 13

Network interface cards and drivers convert bits into electrical signals and control the physical aspects of data transmission, including optical, electrical, and mechanical requirements.

Answer 13

Physical Layer

Question 14

Physical Layer Protocols

Answer 14

EIA-422, EIA-423, RS-449, RS-485
10BASE-T, 10BASE2, 10BASE5, 100BASE-TX, 100BASE-FX, 100BASE-T, 1000BASE-T, 1000BASE-SX
Integrated Services Digital Network (ISDN)
Digital subscriber line (DSL)
Synchronous Optical Networking (SONET)
X.21
HSSI
V.24
V.35