3/10/25, 3:36 PM CS402: Saylor Direct Credit Final Exam | Saylor Academy
CS402: Saylor Direct Credit Final Exam | Saylor Academy
NEWEST VERSION 2025-2026 COMPLETE EXAM WITH
QUESTIONS AND CORRECT DETAILED ANSWERS
\\VERIFIED ANSWERS ALREADY GRADED A+
Terms in this set (50)
Which of the following Alternating bit protocol (ABP)
data link layer protocols
supports retransmission of
lost or corrupted
messages?
Select one:
Which of the following b. CSMA/CA
protocols enhances
CSMA to avoid collisions
in the first place?
a. Aloha
b. CSMA/CA
c. CSMA/CD
d. VTCSMA
… 1/14
, 3/10/25, 3:36 PM CS402: Saylor Direct Credit Final Exam | Saylor Academy
The protocols for email a. Application
and web file access are
described in which layer
of the Internet protocol?
a. Application
b. Network
c. Transport
d. Session
Which of the following a. Network
OSI layers is responsible
for routing IP packets?
a. Network
b. Presentation
c. Session
d. Transport
Review this TCP packet.
Which of the following
sections would be
different if you were
instead looking at a UDP
packet?
Which of the following Application Layer
layers is a combination of
the Application,
Presentation, and Session
layer in the TCP/IP
reference model?
a. Application <- I think (?)
Which of the following
[not: b. Internet]
layers is unique to the
c. Transport
TCP/IP reference model?
d. VoIP
… 2/14
CS402: Saylor Direct Credit Final Exam | Saylor Academy
NEWEST VERSION 2025-2026 COMPLETE EXAM WITH
QUESTIONS AND CORRECT DETAILED ANSWERS
\\VERIFIED ANSWERS ALREADY GRADED A+
Terms in this set (50)
Which of the following Alternating bit protocol (ABP)
data link layer protocols
supports retransmission of
lost or corrupted
messages?
Select one:
Which of the following b. CSMA/CA
protocols enhances
CSMA to avoid collisions
in the first place?
a. Aloha
b. CSMA/CA
c. CSMA/CD
d. VTCSMA
… 1/14
, 3/10/25, 3:36 PM CS402: Saylor Direct Credit Final Exam | Saylor Academy
The protocols for email a. Application
and web file access are
described in which layer
of the Internet protocol?
a. Application
b. Network
c. Transport
d. Session
Which of the following a. Network
OSI layers is responsible
for routing IP packets?
a. Network
b. Presentation
c. Session
d. Transport
Review this TCP packet.
Which of the following
sections would be
different if you were
instead looking at a UDP
packet?
Which of the following Application Layer
layers is a combination of
the Application,
Presentation, and Session
layer in the TCP/IP
reference model?
a. Application <- I think (?)
Which of the following
[not: b. Internet]
layers is unique to the
c. Transport
TCP/IP reference model?
d. VoIP
… 2/14
