ARIZONA INFECTION CONTROL SPECIALIST
EXAM QUESTIONS WITH VERIFIED ANSWERS
AND RATIONALES LATEST 2026 UPDATE
1. Standard precautions are applied:
A. Only for known infectious patients
B. Only in ICU settings
C. To all patients regardless of diagnosis
D. Only during surgical procedures
Answer: C
Rationale: Standard precautions apply to all patients to prevent
transmission of infectious agents.
2. The most effective method to prevent infection is:
A. Antibiotics
B. Hand hygiene
C. PPE use only
D. Isolation rooms
Answer: B
Rationale: Hand hygiene is the single most effective infection
prevention measure.
3. Alcohol-based hand rub is NOT effective against:
A. Influenza
B. MRSA
,C. C. difficile spores
D. HIV
Answer: C
Rationale: Alcohol does not kill spores like C. difficile; soap and water
are required.
4. Airborne precautions are required for:
A. Hepatitis B
B. Tuberculosis
C. MRSA
D. Norovirus
Answer: B
Rationale: TB spreads via airborne droplet nuclei.
5. The correct PPE for airborne isolation includes:
A. Surgical mask
B. N95 respirator
C. Cloth mask
D. Face shield only
Answer: B
Rationale: N95 respirators filter airborne particles.
6. Droplet precautions require distance of at least:
A. 1 foot
B. 3 feet
, C. 6 feet
D. 10 feet
Answer: C
Rationale: Droplets typically travel about 3–6 feet.
7. Contact precautions include infection such as:
A. Measles
B. C. difficile
C. Tuberculosis
D. Influenza
Answer: B
Rationale: C. difficile spreads via contact with contaminated surfaces.
8. The primary purpose of sterilization is to:
A. Reduce odor
B. Kill all microorganisms including spores
C. Clean visible soil
D. Reduce viral load only
Answer: B
Rationale: Sterilization destroys all microbial life including spores.
9. Disinfection differs from sterilization because it:
A. Kills all spores
B. Removes dirt only
EXAM QUESTIONS WITH VERIFIED ANSWERS
AND RATIONALES LATEST 2026 UPDATE
1. Standard precautions are applied:
A. Only for known infectious patients
B. Only in ICU settings
C. To all patients regardless of diagnosis
D. Only during surgical procedures
Answer: C
Rationale: Standard precautions apply to all patients to prevent
transmission of infectious agents.
2. The most effective method to prevent infection is:
A. Antibiotics
B. Hand hygiene
C. PPE use only
D. Isolation rooms
Answer: B
Rationale: Hand hygiene is the single most effective infection
prevention measure.
3. Alcohol-based hand rub is NOT effective against:
A. Influenza
B. MRSA
,C. C. difficile spores
D. HIV
Answer: C
Rationale: Alcohol does not kill spores like C. difficile; soap and water
are required.
4. Airborne precautions are required for:
A. Hepatitis B
B. Tuberculosis
C. MRSA
D. Norovirus
Answer: B
Rationale: TB spreads via airborne droplet nuclei.
5. The correct PPE for airborne isolation includes:
A. Surgical mask
B. N95 respirator
C. Cloth mask
D. Face shield only
Answer: B
Rationale: N95 respirators filter airborne particles.
6. Droplet precautions require distance of at least:
A. 1 foot
B. 3 feet
, C. 6 feet
D. 10 feet
Answer: C
Rationale: Droplets typically travel about 3–6 feet.
7. Contact precautions include infection such as:
A. Measles
B. C. difficile
C. Tuberculosis
D. Influenza
Answer: B
Rationale: C. difficile spreads via contact with contaminated surfaces.
8. The primary purpose of sterilization is to:
A. Reduce odor
B. Kill all microorganisms including spores
C. Clean visible soil
D. Reduce viral load only
Answer: B
Rationale: Sterilization destroys all microbial life including spores.
9. Disinfection differs from sterilization because it:
A. Kills all spores
B. Removes dirt only
