2025 QUESTIONS WITH CORRECT
DETAILED ANSWERS || A+ GRADE
ASSURED
< LATEST VERSION >
1. Transmission Control Protocol (TCP) - ANSWER 🗸 Reliable way
to send segments across networks. Two way information.
2. A fundamental protocol within the Internet protocol suite that
consists of is set of rules that govern the exchange of data
3. The way hand shake - ANSWER 🗸 SYN, SYN-ACK, ACK.
4. User Diagram Protocol (UDP) - ANSWER 🗸 Connectionless
protocol. Unreliable.
5. TCP Data - ANSWER 🗸 Segments
,6. UDP data - ANSWER 🗸 Datagram
7. Layer 4 Data Type - ANSWER 🗸 segments
8. UDP is useful for - ANSWER 🗸 Audio and video
9. Windowing - ANSWER 🗸 Allows the clients to adjust data in each
segment
10. Buffering - ANSWER 🗸 Occurs when devices allocate
memory to store segments if bandwidth is not readily available.
11. Twisted pair cable - ANSWER 🗸 A type of wiring in which
two conductors of a single circuit are twisted together.
12. Unshielded Twisted Pair (UTP) - ANSWER 🗸 Composed of
pairs of wires twisted together, without additional shielding being
added to the cable.
13. Shielded Twisted Pair (STP) - ANSWER 🗸 Designed with a
layer of insulation or shielding.
14. CAT 5 - ANSWER 🗸 100 Mbps
, 100 meters maximum
100mhz frequency
100 BASE-T (Fast Ethernet)
15. CAT 5e - ANSWER 🗸 1000 Mbps/ 1Gbps
100 meters maximum
100 MHZ frequency
(more twists reduces crosstalk)
16. CAT 6 - ANSWER 🗸 1 Gbps
100 meters maximum
250 mhz frequency
1000 BASE-T (Gigabit Ethernet)
If 55 meters or less CAT 6 supports
10Gbps
55 meters or less
10G BASE-T (10-Gigabit Ethernet)
17. CAT 6a - ANSWER 🗸 10 Gbps
100 meters maximum
500 mhz frequency
10G BASE-T (10-Gigabit Ethernet)
18. CAT 7 - ANSWER 🗸 10 Gbps
100 meters maximum
600 mhz frequency
10G BASE-T (10-Gigabit Ethernet)
, 19. CAT 8 - ANSWER 🗸 Up to 40 gbps
30 meters maximum
2000 mhz/2 ghz frequency
20. Coaxial (coax) cable - ANSWER 🗸 Consists of a single
copper conductor at its core, with an insulating layer and a
conductive shield covering.
21. RG-6 coaxial cable - ANSWER 🗸 Used to support faster
internet speeds when using a cable modem.
22. RG-59 - ANSWER 🗸 Older cables that are only used in
analog video and closed circuit television installations.
23. Direct attach copper (DAC) cable - ANSWER 🗸 A form of
fixed assembly copper cabling used to connect switches to routers
or servers.
24. DAC Active cables - ANSWER 🗸 100 gbps at 15 meters or
less.
25. DAC passive cables - ANSWER 🗸 100 gbps at 7 meters or
less.