Systems Analyst Approaches

Question 1

QUESTIONNAIRES

Answer 1

\+Large numbers asked same questions, comparison easy to make 
\+cheaper than interviews if large no. 
\+anonymity may provide honest answers 
~must be designed carefully, unambiguous
~can not guarantee 100% return

Question 2

MEETINGS

Answer 2

\+Groups of workers gathered 
\+questions asked directly
\+also used to give info
~can lose focus questions unanswered 
~some staff may not attend 
~not anonymous

Question 3

INTERVIEWS

Answer 3

+report can be developed with people who will use system
+questions can be adjusted at interview proceeds & additional asked
~time consuming and costly
~poor interviewing can be misleading
~may be impossible to interview everyone in large org

Question 4

DOCUMENT ANALYSIS

Answer 4

+good for obtaining factual information (e.g vol of sales over period of time, inputs, outputs of system)
~can’t be used when input/output info isn’t document based

Question 5

OBSERVATION

Answer 5

+effects of office layout and conditions of system can be assessed
+work loads, methods of working and bottlenecks identified
~time consuming and costly
~users may put on performance and hinder results