Marine Corps TBS Phase 4 Exam:
Questions, Answers & Study Guide
(2026)
Get fully prepared for the Marine Corps TBS Phase 4 Exam with our comprehensive and
up-todate study guide. This resource includes detailed questions and verified answers
straight from current doctrine—covering everything from RISS and SOSR tactics to UCMJ
articles, JAGMAN investigations, FITREP rules, and tactical planning frameworks like
ASCOPE and METT-TC. Each answer comes with a clear explanation to deepen your
understanding and help you master the material. Perfect for Marines who want to walk
into the exam with confidence and excel. Military Leadership, Tactical Operations, Marine
Corps Training, Officer Development
1. MOUT
What does the acronym SOSR stand for in breaching operations?
A. Suppress, Obscure, Secure, Reduce
B. Secure, Observe, Suppress, Retreat
C. Suppress, Obstruct, Secure, Recon
D. Suppress, Organize, Support, Reassess
Answer: A
Rationale: SOSR = Suppress enemy, Obscure enemy vision, Secure
the breach site, Reduce the obstacle.
2. MOUT
,The acronym RISS stands for:
A. Recon, Isolate, Secure, Seize
B. Recon, Infiltrate, Secure, Support
C. Reduce, Isolate, Suppress, Secure
D. Recon, Isolate, Support, Reinforce
Answer: A
Rationale: RISS is the sequence of actions during urban operations:
Recon, Isolate, Secure, Seize.
3. Legal/Admin
Which officer has the authority to impose NJP under Article 15,
UCMJ?
A. Any commissioned officer
B. Staff Non-Commissioned Officer
C. Commanding Officer
D. Judge Advocate
Answer: C
Rationale: Only a commanding officer has the authority to impose
NJP.
4. Legal/Admin
Which publication governs legal administration in the Marine
Corps?
A. JAGINST 5800.7E (JAGMAN)
B. LEGADMINMAN
C. UCMJ
D. Marine Corps Manual
, Answer: B
Rationale: LEGADMINMAN (Legal Administration Manual) covers
admin/legal processes specific to the Marine Corps.
5. MOUT
During urban combat, which formation is most effective when
moving down a street with open danger areas?
A. Column formation
B. Staggered column
C. File formation
D. Wedge formation
Answer: B
Rationale: A staggered column provides flexibility and security in
urban movement.
6. Expeditionary Ops
What is the primary purpose of force protection?
A. Increase speed of maneuver
B. Deny the enemy information superiority
C. Preserve the force’s fighting potential
D. Protect only leadership elements
Answer: C
Rationale: Force protection preserves a unit’s ability to continue
operations.
7. Legal/Admin
, Which of the following rights is a Marine guaranteed before NJP?
A. The right to refuse NJP and demand trial by court-martial (except
afloat)
B. The right to choose their own punishment
C. The right to request discharge in lieu of punishment
D. The right to appeal directly to the CMC
Answer: A
Rationale: A Marine may refuse NJP and request trial by court-
martial unless attached to a vessel.
8. Civil Considerations
What does ASCOPE stand for?
A. Areas, Structures, Capabilities, Organizations, People, Events
B. Areas, Strategy, Control, Operations, Protection, Events
C. Assets, Structures, Control, Operations, Personnel, Engagement
D. Areas, Security, Coordination, Organizations, People, Events
Answer: A
Rationale: ASCOPE is a tool to analyze the civil dimension of
operations.
9. MOUT
Which of the following is the preferred entry method when clearing
a room?
A. Single entry
B. Double entry
C. Dynamic entry with at least two Marines
D. Long-range fire support only
Questions, Answers & Study Guide
(2026)
Get fully prepared for the Marine Corps TBS Phase 4 Exam with our comprehensive and
up-todate study guide. This resource includes detailed questions and verified answers
straight from current doctrine—covering everything from RISS and SOSR tactics to UCMJ
articles, JAGMAN investigations, FITREP rules, and tactical planning frameworks like
ASCOPE and METT-TC. Each answer comes with a clear explanation to deepen your
understanding and help you master the material. Perfect for Marines who want to walk
into the exam with confidence and excel. Military Leadership, Tactical Operations, Marine
Corps Training, Officer Development
1. MOUT
What does the acronym SOSR stand for in breaching operations?
A. Suppress, Obscure, Secure, Reduce
B. Secure, Observe, Suppress, Retreat
C. Suppress, Obstruct, Secure, Recon
D. Suppress, Organize, Support, Reassess
Answer: A
Rationale: SOSR = Suppress enemy, Obscure enemy vision, Secure
the breach site, Reduce the obstacle.
2. MOUT
,The acronym RISS stands for:
A. Recon, Isolate, Secure, Seize
B. Recon, Infiltrate, Secure, Support
C. Reduce, Isolate, Suppress, Secure
D. Recon, Isolate, Support, Reinforce
Answer: A
Rationale: RISS is the sequence of actions during urban operations:
Recon, Isolate, Secure, Seize.
3. Legal/Admin
Which officer has the authority to impose NJP under Article 15,
UCMJ?
A. Any commissioned officer
B. Staff Non-Commissioned Officer
C. Commanding Officer
D. Judge Advocate
Answer: C
Rationale: Only a commanding officer has the authority to impose
NJP.
4. Legal/Admin
Which publication governs legal administration in the Marine
Corps?
A. JAGINST 5800.7E (JAGMAN)
B. LEGADMINMAN
C. UCMJ
D. Marine Corps Manual
, Answer: B
Rationale: LEGADMINMAN (Legal Administration Manual) covers
admin/legal processes specific to the Marine Corps.
5. MOUT
During urban combat, which formation is most effective when
moving down a street with open danger areas?
A. Column formation
B. Staggered column
C. File formation
D. Wedge formation
Answer: B
Rationale: A staggered column provides flexibility and security in
urban movement.
6. Expeditionary Ops
What is the primary purpose of force protection?
A. Increase speed of maneuver
B. Deny the enemy information superiority
C. Preserve the force’s fighting potential
D. Protect only leadership elements
Answer: C
Rationale: Force protection preserves a unit’s ability to continue
operations.
7. Legal/Admin
, Which of the following rights is a Marine guaranteed before NJP?
A. The right to refuse NJP and demand trial by court-martial (except
afloat)
B. The right to choose their own punishment
C. The right to request discharge in lieu of punishment
D. The right to appeal directly to the CMC
Answer: A
Rationale: A Marine may refuse NJP and request trial by court-
martial unless attached to a vessel.
8. Civil Considerations
What does ASCOPE stand for?
A. Areas, Structures, Capabilities, Organizations, People, Events
B. Areas, Strategy, Control, Operations, Protection, Events
C. Assets, Structures, Control, Operations, Personnel, Engagement
D. Areas, Security, Coordination, Organizations, People, Events
Answer: A
Rationale: ASCOPE is a tool to analyze the civil dimension of
operations.
9. MOUT
Which of the following is the preferred entry method when clearing
a room?
A. Single entry
B. Double entry
C. Dynamic entry with at least two Marines
D. Long-range fire support only
