System Analysis and Design
A self check digit is useful in detecting

transcription errors only
All of these
None of these
transposition errors only
Random errors only

ANSWER DOWNLOAD EXAMIANS APP

System Analysis and Design
Top-down programming is

a map of the programmer's view of the data
an approach in which the top module is first tested then program modules are added from the highest level to the lowest level
a series or group of components that perform one or more operations of a more complex system
a group of related fields

ANSWER DOWNLOAD EXAMIANS APP

System Analysis and Design
Data Definition Language (DDL)

determine how data must be structured to produce the user's view
specifies for the DBMS what is required; the techniques used to process data
all of the listed here
describes how data are structured in the data base

ANSWER DOWNLOAD EXAMIANS APP