CompNet 1

Which of the following is NOT one of the functional areas addressed by physical layer standards?

• Physical components

• Encoding

• Signaling

• Error detection

Which protocol is commonly used for transferring files over the internet?

• HTTP

• FTP

• DNS

• SMTP

In the TCP/IP model, which OSI model layers are combined to form the TCP/IP application layer?

• Application, Presentation and Session Layers

• Transport, Network and Data Link Layers

• Physical, Data Link and Network Layers

• Session, Transport and Network Layers

What is the primary characteristics of Bluetooth (IEEE 802.15)?

• It is used for wide-area network communications

• It provides wireless broadband access

• It uses a device pairing process to communicate over short distances

• It supports high data-rate communications for IoT applications

At the Physical Layer, data is represented in which form?

• Packets

• Frames

• Segments

• Bits

What are the three primary functions of the Presentation Layer?

• Network routing, data encryption and session management

• Data formatting, data compression and data encryption/decryption

• Dialog initiation, packet switching and error correction

• File compression, protocol translation and network addressing

Which of the following is NOT a video format associated with the Presentation Layer?

• Matroska Video (MKV)

• Motion Picture Experts Group (MPG)

• QuickTime Video (MOV)

• Hypertext Markup Language (HTML)

In the OSI model, at which layer is session layer?

• 4

• 5

• 6

• 7

The Session Layer is primarily responsible for

• Encrypting data during transmission

• Creating and maintaining dialogs between source and destination applications

• Routing packets across different networks

• Compressing data for efficient transmission

In the TCP/IP model, which layers are combined into the Application Layer?

• Network and Transport Layers

• Physical and Data Link Layers

• Session, Presentation and Application Layers

• Internet and Transport Layers