age 1 of 82
ACG 3401 EXAM 1 STUDY GUIDE 2025/2026
COMPLETE QUESTIONS BANK AND CORRECT
DETAILED ANSWERS WITH RATIONALES || 100%
GUARANTEED PASS <BRAND NEW VERSION>
multifactor authentication ......ANSWER........the use of two or
more types of authentication credentials in conjunction to achieve
a greater level of security
multimodal authentication ......ANSWER........using multiple
authentication credentials of the same type
Honeypots ......ANSWER........decoy systems designed to lure
potential attackers away from critical systems
Hashing ......ANSWER........The process for creating a unique
signature for a set of data.
,age 2 of 82
field check ......ANSWER........An edit check that tests whether the
characters in a field are of the correct field type (e.g., numeric
data in numeric fields).
sign check ......ANSWER........Data in a field is appropriate sign
(positive/negative)
limit check ......ANSWER........tests a numerical amount against a
fixed value (payroll 40 hrs per week)
range check ......ANSWER........an edit check that tests whether a
data item falls within predetermined upper and lower limits
Validity Check ......ANSWER........an edit test that compares the ID
code or account number in transaction data with similar data in
the master file to verify that the account exists
,age 3 of 82
Reasonableness Check ......ANSWER........determines the
correctness of the logical relationship between two data items
Hash Totals ......ANSWER........Sum of any numeric data existing
for all batch documents, such as a total of customer numbers or
purchase order numbers. Can determine if inputs have been
altered (accuracy) , added (validity), or deleted (completeness).
closed-loop verification ......ANSWER........checks the accuracy of
input data by using it to retrieve and display other related
information
Tickler File ......ANSWER........system to remind of action to be
taken on a certain date
Virtualization ......ANSWER........Creates multiple "virtual"
machines on a single computing device
, age 4 of 82
queries ......ANSWER........Questions the database can answer
Primary Key ......ANSWER........A field (or group of fields) that
uniquely identifies a given entity in a table
Foreign Key ......ANSWER........A primary key of one table that
appears as an attribute in another table and acts to provide a
logical relationship between the two tables
update anomaly ......ANSWER........A circumstance in which
redundant data in a relation may not be properly updated.
insert anomaly ......ANSWER........improper database
organization that results in the inability to add records to a
database
ACG 3401 EXAM 1 STUDY GUIDE 2025/2026
COMPLETE QUESTIONS BANK AND CORRECT
DETAILED ANSWERS WITH RATIONALES || 100%
GUARANTEED PASS <BRAND NEW VERSION>
multifactor authentication ......ANSWER........the use of two or
more types of authentication credentials in conjunction to achieve
a greater level of security
multimodal authentication ......ANSWER........using multiple
authentication credentials of the same type
Honeypots ......ANSWER........decoy systems designed to lure
potential attackers away from critical systems
Hashing ......ANSWER........The process for creating a unique
signature for a set of data.
,age 2 of 82
field check ......ANSWER........An edit check that tests whether the
characters in a field are of the correct field type (e.g., numeric
data in numeric fields).
sign check ......ANSWER........Data in a field is appropriate sign
(positive/negative)
limit check ......ANSWER........tests a numerical amount against a
fixed value (payroll 40 hrs per week)
range check ......ANSWER........an edit check that tests whether a
data item falls within predetermined upper and lower limits
Validity Check ......ANSWER........an edit test that compares the ID
code or account number in transaction data with similar data in
the master file to verify that the account exists
,age 3 of 82
Reasonableness Check ......ANSWER........determines the
correctness of the logical relationship between two data items
Hash Totals ......ANSWER........Sum of any numeric data existing
for all batch documents, such as a total of customer numbers or
purchase order numbers. Can determine if inputs have been
altered (accuracy) , added (validity), or deleted (completeness).
closed-loop verification ......ANSWER........checks the accuracy of
input data by using it to retrieve and display other related
information
Tickler File ......ANSWER........system to remind of action to be
taken on a certain date
Virtualization ......ANSWER........Creates multiple "virtual"
machines on a single computing device
, age 4 of 82
queries ......ANSWER........Questions the database can answer
Primary Key ......ANSWER........A field (or group of fields) that
uniquely identifies a given entity in a table
Foreign Key ......ANSWER........A primary key of one table that
appears as an attribute in another table and acts to provide a
logical relationship between the two tables
update anomaly ......ANSWER........A circumstance in which
redundant data in a relation may not be properly updated.
insert anomaly ......ANSWER........improper database
organization that results in the inability to add records to a
database
