CBIC Certified Infection Control Exam
Last Update Feb 28, 2026
Total Questions : 299
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An infection preventionist should collaborate with a public health agency in primary prevention efforts by:
Which of the following operating suite design features is LEAST important for the prevention of infection?
The infection preventionist (IP) collaborates with the Intravenous Therapy team to select the best antiseptic for use during the insertion of an intravascular device for adults. For a patient with no contraindications, what antiseptic should the IP suggest?
An infection preventionist is calculating measures of central tendency regarding duration of a surgical procedure using this data set: 2, 2, 3, 4, and 9. Which of the following statements is correct?
Which of the following is the BEST study design for assessing the benefit of a new treatment?
In a retrospective case-control study, the initial case group is composed of persons
A 21-ycnr-old college student was admitted with a high fever. The Emergency Department physician be gan immediate treatment with intravenous vancomycin and ceftriaxone while awaiting blood, urine, and cerebrospinal fluid cultures. The following day. the cultures of both the blood and the cerebrospinal fluid were reported to be growing meningococci. The patient was placed on precautions on admission. Which of the following is correct?
Which of the following is the correct collection technique to obtain a laboratory specimen for suspected pertussis?
An infection preventionist (IP) believes that there is an increase in transmission of healthcare-associated methicillin-resistant Staphylococcus aureus (MRSA) infections in the surgical intensive care unit. Which of the following would allow the IP to assess whether there is an increase in the rate of healthcare-associated MRSA infections?
An infection preventionist has been asked to participate in a process improvement team to standardize disinfection and sterilization practices. Team activities should include all of the following EXCEPT:
During an outbreak of ventilator-associated pneumonia (VAP), the infection preventionist should FIRST:
While completing compliance rounds in the Central Supply department, the infection preventionist notes items that have completed the sterilization process are showing evidence of moisture on the inside of the sterilization package. The FIRST step that the IP should take is to
The infection preventionist notes an increase in Clostridioides difficile infections (CDI) in the ICU. A Root Cause Analysis (RCA) is scheduled. What is the goal of a Root Cause Analysis?
When preparing an educational session, objectives should be written using clear, precise language to describe what the learner is expected to learn. All of the following are examples of appropriate objective verbs EXCEPT:
When evaluating environmental cleaning and disinfectant products as a part of the product evaluation committee, which of the following is responsible for providing information regarding clinical trials?
Which of the following findings indicates that a sputum sample has been properly collected from a patient with possible bacterial pneumonia?
An environmental services staff member sustained a needle-stick injury while collecting garbage and immediately called the Occupational Health (OH) department for further direction. What should the OH department recommend FIRST?
An infection preventionist (IP) is asked to participate on a team to decrease ventilator-associated pneumonia (VAP) rates in a 20-bed ICU. The IP provides the following information. What is the first quarter ventilator utilization ratio?
Data Provided (First Quarter):
Ventilator days (Jan–Mar total): 800
Patient days (Jan–Mar total): 1200
Which of the following is the BEST strategy for reducing bloodstream infections associated with central venous catheters?
Steam sterilization should be validated with which of the following organisms?
Two patients in a medical intensive care unit (ICU) and one patient in a surgical ICU have Aspergillus fumigatus cultured from sputum. An exterior construction project was started two weeks ago with demolition of an old office building one week ago. All of the following questions are important for the infection preventionist to ask EXCEPT:
An infection preventionist is putting together an educational program for families of patients newly diagnosed with Clostridioides difficile infection (CDI). Which of the following educational formats would involve active learning?
The infection preventionist (IP) is assisting pharmacists in investigating medication contamination at the hospital’s compounding pharmacy. As part of the medication recall process, the IP should:
The expectation to call out or speak up when an infection prevention lapse is observed is an example of
What is the MOST effective way an infection preventionist can assess readiness of emergency preparedness plans for an influx of patients with an emerging viral hemorrhagic fever?
A director of the Infection Prevention and Control Department has received permission to hire more staff to a total of 3.8 full-time equivalents (FTEs), based on 40 hours/week. The director works 40 hours/week, one infection preventionist (IP) works 32 hours/week, another works 16 hours/week, and secretarial support works 40 hours/week. How many additional FTEs may the director hire?
A patient who is pregnant has multidrug-resistant tuberculosis. She presents to the hospital for delivery. She continues to have a productive cough and has sputum smears positive for acid-fast bacilli (AFB), despite treatment. An infection preventionist should recommend which of the following?
The MOST common reason for contamination of compounded pharmaceutical products is:
Which of the following community-acquired infections has the greatest potential public health impact?
Which of the following options describes a correct use of personal protective equipment?
A patient with suspected active tuberculosis is being transferred from a mental health facility to a medical center by emergency medical services. Which of the following should an infection preventionist recommend to the emergency medical technician (EMT)?
An infection preventionist (IP) is notified that a patient who underwent an endoscopic brain biopsy the night before has been diagnosed with prion disease. Because the diagnosis was thought to be unlikely but possible at the time of the biopsy, the endoscope was sequestered. The endoscope manufacturer’s instructions for reprocessing indicate that the endoscope can be reprocessed using high-level disinfection or low-temperature sterilization. The IP should recommend that the endoscope be:
A patient presents with symptoms of meningitis. Two weeks ago, the patient ate from a cheese and meat tray and developed fever, muscle aches, and nausea the next day. Which of the following infectious agents should an infection preventionist consider as a cause of the patient’s symptoms?
An infection preventionist is asked to recommend a product for disinfection of bronchoscopes. Which of the following agents would be appropriate?
A healthcare worker experiences a percutaneous exposure to a patient with untreated HIV. The next step is to:
As part of their antimicrobial stewardship initiative, Hospital A is using a qualitative study to assess their program. What type of data will be collected using this approach?
Which of the following statements describes the MOST important consideration of an infection preventionist when assessing the effectiveness of an infection control action plan?
Which of the following measures has NOT been demonstrated to reduce the risk of surgical site infections?
Which of the following anti-infective materials is used on endotracheal tubes, urine catheters, and intravascular catheters?
An infection preventionist wishes to compare central line infection rates with those of a national database. What consideration is of prime importance in making this comparison?
A family, including an infant of 8 months, is going on a vacation to Europe. An infection preventionist would recommend:
A healthcare facility has installed a decorative water fountain in their lobby for the enjoyment of patients and visitors. What is an important issue for the infection preventionist to consider?
The MOST important characteristic to include when using a template for a comprehensive annual risk assessment is
The BEST choice for surgical instrument cleaning and material compatibility is a detergent solution with:
An outbreak of Candida auris is suspected in the infection preventionist's (IP) facility. The IP's investigation must be conducted in a standard method and communication is critical. Which first step is MOST important?
Which of the following products or methods is effective for sterilization of heat-sensitive critical items?
Hand hygiene rates in the facility have been decreasing over time. The Infection Preventionist (IP) surveys staff and finds that hand dryness is the major reason for non-compliance. What step should the IP take?
A nutrition support team wants to determine whether patients who receive total parenteral nutrition (TPN) at home are at increased risk of central line–associated bloodstream infection (CLABSI) compared with patients who receive TPN in the hospital. The BEST way to compare these two groups is to calculate the:
Given the formula for calculating incidence rates, the Y represents which of the following?
The Infection Control Department is notified of possible contamination of one lot of dressings. Which of the following actions should be taken?
A team was created to determine what has contributed to the recent increase in catheter associated urinary tract infections (CAUTIs). What quality tool should the team use?
Which of the following is included in an effective respiratory hygiene program in healthcare facilities?
How can infection preventionists BEST educate on a new infection prevention protocol for adoption across different departments within an organization?
Infection Prevention and Control identified a cluster of Aspergillus fumigatus infections in the transplant unit. The infection preventionist (IP) meets with the unit director and Environmental Services director to begin investigation. What information does the IP need from the Environmental Services director?
The MOST common route of infection for healthcare-associated (HA) pneumonia is:
Which water type is suitable for drinking yet may still be a risk for disease transmission?
In which of the following ways is human immunodeficiency virus similar to the Hepatitis B virus?
Which of the following statements is true about the microbial activity of chlorhexidine soap?
When describing the differences between colonization and infection, the infection preventionist should define colonization as
In the Preparedness and Response Framework for Influenza Pandemics, intervals are used to describe an influenza pandemic progression. The interval “Deceleration of the Pandemic Wave” is characterized by:
Which of the following strategies is MOST effective in reducing surgical site infections (SSI) in orthopedic procedures?
The infection preventionist observes a nurse obtaining a wound culture and notes which of the following steps is correct?
A patient with meningococcal meningitis experiences cardiac arrest. A nurse administers mouth-to-mouth breathing during CPR. Which of the following actions should the nurse take immediately?
What data should be collected and analyzed as part of a syndromic surveillance program?
An infection preventionist is preparing a report about an outbreak of scabies in a long-term care facility. How would this information be displayed in an epidemic curve?
Assume the mean age of onset for patients with tuberculosis (TB) is 62 years, with one standard deviation of 5 years, and the age of onset follows a normal distribution. What is the percentage of patients expected to have the age of onset ranging from 57 to 67 years?
Which of the following control measures is MOST effective in preventing transmission of Legionella in healthcare water systems?
At a facility with 2,500 employees, 1,500 are at risk for bloodborne pathogen exposure. Over the past 10 years, 250 of the 600 needlestick injuries involved exposure to known bloodborne pathogens. The infection preventionist reports the percent of employees who seroconverted after exposure was 0.4%. How many employees became infected?
One of the elements of antibiotic stewardship is controlling antibiotic use. Which of the following BEST describes a closed formulary?
An adult with an incomplete vaccination history presents with an uncontrollable, rapid and violent cough, fever, and runny nose. Healthcare personnel should suspect
There are four cases of ventilator-associated pneumonia in a surgical intensive care unit with a total of 200 ventilator days and a census of 12 patients. Which of the following BEST expresses how this should be reported?
Which of the following intravenous solutions will MOST likely promote the growth of microorganisms?
Which of the following is the primary advantage of conducting prospective surveillance?
The infection preventionist (IP) is notified about the recall of certain ice machines because of a faulty filtration device. These ice machines are located on several units throughout the facility. What is the BEST action the IP should take?
Which of the following infectious diseases is associated with environmental fungi?
Following recent renovations on an oncology unit, three patients were identified with Aspergillus infections. The infections were thought to be facility-acquired. Appropriate environmental microbiological monitoring would be to culture the:
An HBsAb-negative employee has a percutaneous exposure to blood from a Hepatitis B surface antigen (HBsAg) positive patient. Which of the following regimens is recommended for this employee?
A hospital experiencing an increase in catheter-associated urinary tract infections (CAUTI) implements a quality improvement initiative. Which of the following interventions is MOST effective in reducing CAUTI rates?
A new hospital disinfectant with a 3-minute contact time has been purchased by Environmental Services. The disinfectant will be rolled out across the patient care 3-minute contact time has been purchased by Environmental Services. The disinfectant will be rolled out across the patient care areas. They are concerned about the high cost of the disinfectant. What advice can the infection preventionist provide?
An infection preventionist (IP) is informed of a measles outbreak in a nearby community. What is the IP’s FIRST priority when working with Occupational Health?
The infection preventionist observed a caregiver entering a room without performing hand hygiene. The BEST response would be to
A review of bronchoscopy specimens indicates an unusual number of Mycobacterium fortuitum–positive cultures. Which of the following observations would be the MOST likely cause of this finding?
A patient is Hepatitis B surface antigen (HBsAg) negative, Hepatitis B surface antibody (anti-HBs) positive, and Hepatitis B core antibody (anti-HBc) negative. Which of the following explains these results?
TESTED 28 Feb 2026
