WorksheetsCN THEORY. 30-10-2025
Total questions: 10
Worksheet time: 9mins
In the OSI Reference Model, which layer is responsible for “end-to-end communication and reliability”?
(a)
Which switching technique reserves a dedicated path for the duration of a connection?
(a)
which of the following protocols is used for automatic IP configuration?
ARP
RARP
DHCP
ICMP
Which record type in DNS denotes a mail‐exchange server for a domain?
(a)
In TCP, after three duplicate ACKs the sender enters (a) state.
In the Ethernet frame, the maximum payload size (for standard IEEE 802.3) is (a) bytes.
A company has network address 192.168.100.0/24. They need 4 subnets each of equal size. The new subnet mask is (a) .
In IPv4 datagram,The header field for fragmentation reassembly is the (a) field.
The MAC sublayer of IEEE-802.11 uses (a) access mechanism to avoid collisions in wireless medium.
In peer‐to‐peer architecture, each node acts as both
(a)
