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What is the range for registered ports?
Answer: A
Ports with numbers 0–1023 are called system or well-known ports; ports with numbers 1024-49151 are called user or registered ports, and ports with numbers 49152-65535 are called dynamic, private or ephemeral ports.
Source: Adapted from community discussion — ethacker
How many layers are present in the TCP/IP model?
Answer: C
correct is 4 layers TCP/IP Layers TCP/IP is a four-layered protocol developed by the Department of Defense (DOD). Each layer in this model performs a different function, and data flow occurs from layer 4 to 1 (from the sending machine) and from layer 1 to 4 (in the destination machine).
Source: Adapted from community discussion — alvaroestebancta
In which of the following transmission modes is communication uni-directional?
Answer: C
C and D are both correct. Simplex communication is a communication channel that sends information in one direction only. The International Telecommunication Union definition is a communications channel that operates in one direction at a time, but that may be reversible; this is termed half duplex in other contexts
Source: Adapted from community discussion — Chairman10
CSMA/CD is specified in which of the following IEEE standards?
Answer: A
CSMA/CD (Carrier Sense Multiple Access with Collision Detection) is specified in the IEEE 802.3 standard, which is commonly known as Ethernet. This standard defines the physical and data link layer specifications for wired Ethernet networks, including CSMA/CD as the access method used by Ethernet to share the medium and avoid collisions between multiple devices trying to communicate on the same network segment.
Source: Adapted from community discussion — thetha
Which of the following IEEE standards defines a physical bus topology?
Answer: B
Which of the following protocols is used for inter-domain multicast routing?
Answer: A
How many layers are present in the OSI layer model?
Answer: C
The OSI (Open Systems Interconnection) model defines a theoretical framework for networking, with seven layers that describe the different functions required for communication between devices on a network.The seven layers of the OSI model
Source: Adapted from community discussion — thetha
Which of the following layers of the OSI model provides physical addressing?
Answer: D
D is correct. Physical addressing: After creating frames, the Data link layer adds physical addresses (MAC address) of the sender and/or receiver in the header of each frame.
Source: Adapted from community discussion — Prem1um
Token Ring is standardized by which of the following IEEE standards?
Answer: B
Referring to Q207 on Bus Topology, Q215 on Ring Topology, I thought the answer for this question should be 802.5 - Ring Topology as well. But there is no such answer. Kindly clarify please.
Source: Adapted from community discussion — Ripley522
Which of the following TCP/IP state transitions represents no connection state at all?
Answer: A
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