CHDA EXAM 2 QUESTIONS AND ANSWERS 100% VERIFIEDCHDA EXAM 2 QUESTIONS AND ANSWERS 100% VERIFIEDCHDA EXAM 2 QUESTIONS AND ANSWERS 100% VERIFIEDCHDA EXAM 2 QUESTIONS AND ANSWERS 100% VERIFIED
The most common ____ software applications include Microsoft Access, Oracle, and Microsoft structured query l...
CHDA EXAM 2 QUESTIONS AND
ANSWERS 100% VERIFIED
The most common ____ software applications include Microsoft Access, Oracle, and
Microsoft structured query language (SQL) Serve - ANSWER-relational database
Relational databases that store historical, demographic and transaction data about
clinical, administrative, and financial patient information are referred to as _____.
a. Enterprise master patient indexes
b. Data warehouses
c. Electronic data interchanges
d. Neural networks - ANSWER-b. Data warehouses
____ is a statistical test that is used to test for relationships between categorical
variables - ANSWER-Chi-squared
Which of the following is the term that describes a method of combining data that may
be categorized by clinical classification systems as well as those classified by clinical
nomenclatures?
a. Ontology
b. Schema
c. Data model
d. Health information exchange - ANSWER-a. Ontology
The most common architecture used in EHRs in hospitals today is _____.
a. Client/server
b. Mainframe
c. Network computers
d. Web-based - ANSWER-Client/server
Which of these best describes the nature of the relationship between a table of CPT
codes and a table of APCs?
a. One-to-one
b. One-to-many
c. Many-to-many
d. Not enough information to determine - ANSWER-b. One-to-many
A manager at your facility believes that elderly females take advantage of free clinical
education offerings more often than elderly males. If proven true, she plans to revamp
the educational tools for the elderly males. Which of the following is the statistical test
you would use to test for a relationship between gender and use of educational
offerings?
a. Analysis of variance
b. Chi-square test of independence
,c. Regression analysis
d. Descriptive statistics - ANSWER-b. Chi-square test of independence
Your organization has contracted with CMS to participate in an initiative. As part of this,
CMS will send you large extracts of data monthly. Which of the following is the best type
of tool to store these extracts in?
a. Flat file database
b. A multi-tab spreadsheet
c. A relational database
d. Statistical analysis software - ANSWER-c. A relational database
The process of integrating the health IT systems within a healthcare facility requires the
creation of _____.
a. Data warehouses
b. E-health initiatives
c. Enterprise master patient index
d. Electronic data interchange - ANSWER-Enterprise master patient index
A key technology in the development of a universal language to aid storage and
transmission of web-based data is _____.
a. XML
b. HTML
c. E1384
d. SQL - ANSWER-XML
Protocols that support communication between applications are often referred to as:
a. Mapping
b. ETL code
c. Messaging standards
d. Source code - ANSWER-Messaging standards
Which of the following is a database from the National Health Care Survey that uses the
health record as a data source?
a. National Health Provider Inventory
b. National Ambulatory Medical Care Survey
c. National Employer Health Insurance Survey
d. National Infectious Disease Inventory - ANSWER-National Ambulatory Medical Care
Survey
The integration of the two surveys allows for examination of care provided across
treatment settings. Information on the utilization of healthcare provided in inpatient
settings, emergency departments, outpatient departments, and ambulatory surgery
centers are collected in one place. - ANSWER-The National Health Care Survey
, The ____ combines the National Hospital Discharge Survey (NHDS) and the National
Hospital Ambulatory Medical Care Survey (NHAMCS). - ANSWER-National Health Care
Survey
Technology that electronically stores, manages, and distributes documents that are
generated in a digital format and whose output data are report-formatted and print-
stream originated is called _____.
a. Business process management (BPM) technology
b. Automated forms processing technology
c. Computer output laser disk (COLD) technology
d. Digital signature management technology - ANSWER-Computer output laser disk
(COLD) technology
Which of the following is an example of a 1:M relationship?
a. Patients to hospital admissions
b. Patients to consulting physicians
c. Patients to hospital health records
d. Primary care physicians to patients - ANSWER-Primary care physicians to patients
Place of service codes are used on what type of billing form?
a. UB-04
b. CMS-1500
c. CMS-1450
d. Electronic only - ANSWER-CMS-1500
Binary variables are useful in calculating _____.
a. Rates
b. Proportions
c. Percentages
d. All of these - ANSWER-d. All of theseYou are conducting a one-sample t-test; the
sample contains 30 observations. The number of degrees of freedom for the one-
sample t-test is _____.
a. 30
b. 29
c. 28
d. 31
Standard deviation is intended to measure the _____ of a set of data.
a. Magnitude
b. Central tendency
c. Variability
d. Quantity - ANSWER-c. Variability
The ____ for a one-sample t-test are one less than the sample size, n - ANSWER-
degrees of freedom
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