1|Page
CDC Infection Preventionist Post Test
2025/2026
Actual Exam Questions With 100%
Correct Answers
A nurse assistant is about to perform perineal care on an incontinent resident
who wears briefs. His supplies have already been gathered and placed on the
clean bedside table. He enters the room, dons non-sterile gloves, removes and
discards the resident's soiled brief and cleans the resident's perineum. He
removes his soiled gloves and dons a new pair of non-sterile gloves. He applies a
clean brief. He discards his gloves and exists the room. How many times should he
have performed hand hygiene in this scenario? Please select the best answer. -
Correct-answer-3 x
A resident is diagnosed with latent TB infection (LTBI). Is there risk that the
resident will transmit TB to others in the facility? Please select the best answer. -
Correct-answer-No, there is no risk of transmission at this time
After you have scored the infection prevention and control (IPC) risk assessment,
which of the following actions would you take first to address the findings? Please
select the best answer. - Correct-answer-Identify high-scoring items for IPC
program prioritization
,2|Page
As a result of lessons learned from outbreaks of multidrug-resistant organisms
(MDROs) in nursing homes, which of the following situations should warrant use
of Contact Precautions and consideration of a single-person room for MDRO-
colonized residents? Please select all that apply. - Correct-answer-A. Residents
with difficulty containing secretions from sites of MDRO colonization and
potential for extensive environmental contamination
B. New residents on the unit are found to be colonized with the MDRO (evidence
of ongoing transmission) despite efforts to control spread
At what stage of an investigation would you notify local or state public health
officials that you have an outbreak? Please select the best answer - Correct-
answer-Once an outbreak has been determined to exist
Before performing wound care, if the hands are not visibly soiled, which method
of hand hygiene by staff members is preferred? Please select the best answer. -
Correct-answer-Using an alcohol-based hand rub
During January, there were five residents with central venous catheters (CVCs) for
a total of 100 catheter-days. There were 4,000 resident-days for the month. There
were two central line-associated blood stream infections (CLABSIs) identified.
, 3|Page
What is the CLABSI rate for the month? Please select the best answer. - Correct-
answer-20 CLABSI per 1,000 catheter-days
During the previous influenza vaccine season, 120 residents received the
influenza vaccine. 80 residents declined the vaccine. Which of the following is the
correct resident influenza vaccination acceptance rate? Please select the best
answer. - Correct-answer-60%
During which of the following situations should a gown be considered in addition
to gloves during care of a resident with an indwelling urinary catheter? Please
select the best answer. - Correct-answer-all the above
For residents admitted to a nursing home on a course of antibiotics started in a
hospital, which pieces of information would be important to know? Please select
the best answer. - Correct-answer-all above
Which of the following factors should be considered when selecting a low- or
intermediate-level disinfectant for use in your facility? ?Please select all that
apply. - Correct-answer-B)Contact time
C) Pathogens against which the disinfectant is effective
CDC Infection Preventionist Post Test
2025/2026
Actual Exam Questions With 100%
Correct Answers
A nurse assistant is about to perform perineal care on an incontinent resident
who wears briefs. His supplies have already been gathered and placed on the
clean bedside table. He enters the room, dons non-sterile gloves, removes and
discards the resident's soiled brief and cleans the resident's perineum. He
removes his soiled gloves and dons a new pair of non-sterile gloves. He applies a
clean brief. He discards his gloves and exists the room. How many times should he
have performed hand hygiene in this scenario? Please select the best answer. -
Correct-answer-3 x
A resident is diagnosed with latent TB infection (LTBI). Is there risk that the
resident will transmit TB to others in the facility? Please select the best answer. -
Correct-answer-No, there is no risk of transmission at this time
After you have scored the infection prevention and control (IPC) risk assessment,
which of the following actions would you take first to address the findings? Please
select the best answer. - Correct-answer-Identify high-scoring items for IPC
program prioritization
,2|Page
As a result of lessons learned from outbreaks of multidrug-resistant organisms
(MDROs) in nursing homes, which of the following situations should warrant use
of Contact Precautions and consideration of a single-person room for MDRO-
colonized residents? Please select all that apply. - Correct-answer-A. Residents
with difficulty containing secretions from sites of MDRO colonization and
potential for extensive environmental contamination
B. New residents on the unit are found to be colonized with the MDRO (evidence
of ongoing transmission) despite efforts to control spread
At what stage of an investigation would you notify local or state public health
officials that you have an outbreak? Please select the best answer - Correct-
answer-Once an outbreak has been determined to exist
Before performing wound care, if the hands are not visibly soiled, which method
of hand hygiene by staff members is preferred? Please select the best answer. -
Correct-answer-Using an alcohol-based hand rub
During January, there were five residents with central venous catheters (CVCs) for
a total of 100 catheter-days. There were 4,000 resident-days for the month. There
were two central line-associated blood stream infections (CLABSIs) identified.
, 3|Page
What is the CLABSI rate for the month? Please select the best answer. - Correct-
answer-20 CLABSI per 1,000 catheter-days
During the previous influenza vaccine season, 120 residents received the
influenza vaccine. 80 residents declined the vaccine. Which of the following is the
correct resident influenza vaccination acceptance rate? Please select the best
answer. - Correct-answer-60%
During which of the following situations should a gown be considered in addition
to gloves during care of a resident with an indwelling urinary catheter? Please
select the best answer. - Correct-answer-all the above
For residents admitted to a nursing home on a course of antibiotics started in a
hospital, which pieces of information would be important to know? Please select
the best answer. - Correct-answer-all above
Which of the following factors should be considered when selecting a low- or
intermediate-level disinfectant for use in your facility? ?Please select all that
apply. - Correct-answer-B)Contact time
C) Pathogens against which the disinfectant is effective
