When there is heavy traffic on the network, the queuing time is ________.

• A) Decreased
• B) Zero
• C) Increased
• D) Fixed

The identifier that is used for data transfer in the virtual circuit network is called _______.

• A) Global address
• B) Virtual circuit identifier
• C) Network identifier
• D) IP identifier

Dotted decimal notation is a syntactic form the IP software uses to express ________ binary values when interacting with humans.

• A) 8-bit
• B) 32-bit
• C) 64-bit
• D) 16-bit

Asynchronous transfer mode (ATM) is designed to work on fiber but can be used with______________.

• A) wireless
• B) Wifi
• C) Bluetooth
• D) Twisted pair

CBR stands for__________.

• A) Constant Bit Rate
• B) Constant Borrow Rate
• C) Connection break Recovery
• D) Constant Byte Rate

_______ protocols of TCP/IP layering model specify how to ensure reliable transfer.

• A) Internet Layer
• B) Transport Layer
• C) Network Interface Layer
• D) Physical Layer

________________ can’t be guaranteed with variable length packets as easily as it can with fixed length cells.

• A) Errors
• B) None of the given
• C) Quality of Service
• D) Noise

A network with ________jitter takes more time to deliver some packets than others.

• A) Moderate
• B) Zero
• C) Low
• D) High

_____________ is used for compressed audio and video, where the data rate depends on the level of compression that can be achieved.

• A) Stable Bit Rate
• B) Constant Bit Rate
• C) Variable Bit Rate
• D) Available Bit Rate

VBR stands for…………….

• A) Virtual Byte Rate
• B) Variable Bit Rate
• C) Variable Byte Redundancy
• D) Virtual Bit Rate

PVC stands for ______________________.

• A) Permanent virtual circuit
• B) Private virtual circuit
• C) Public virtual circuit
• D) Plastic virtual circuit

The IP class scheme does not divide the ________ address space into equal size class and the classes do not contain the same number of networks.

• A) 16-bit
• B) 48-bit
• C) 64-bit
• D) 32-bit

Computer sends a connection request to the ___________to which it is attached while establishing a switched virtual circuit.

• A) Virtual circuit
• B) Bridge
• C) VPI
• D) Switch

Dotted decimal represents each octet in ________ and uses a dot to separate octets.

• A) hexadecimal
• B) decimal
• C) Octal
• D) binary

__________ Networks are sometimes called Intranet.

• A) WAN
• B) Public
• C) Private
• D) Virtual

A typical port on an ATM switch operates at __________ or higher.

• A) OC-2 speed (155Gbps)
• B) OC-2 speed (1000Mbps)
• C) OC-3 speed (100Gbps)
• D) OC-3 speed (155Mbps)

In the IP address __________ identifies an individual computer on the network.

• A) Demux
• B) Mux
• C) Prefix
• D) Suffix

________ of TCP/IP Protocol Suit specifies the format of packets sent across Internet as well as the mechanisms used to forward packets.

• A) Data Link Layer
• B) Transport Layer
• C) Internet Layer
• D) Physical Layer

All of the given options are the types of delay except___________.

• A) Throughput
• B) Propagation
• C) Access
• D) Queuing

Internet protocol (IP) address version 4 is comprised of ______ bits.

• A) 48
• B) 32
• C) 24
• D) 128