SW Development Methodologies

Question 1

waterfall model

Answer 1

linear and one of the first SDLCs

Question 2

agile

Answer 2

small and frequent incremental improvements

Question 3

prototyping

Answer 3

create a solution fast to better understand requirements and give first customer touchpoint

Question 4

rapid development

Answer 4

less emphasis on planning and more emphasis on process. incremental.

Question 5

waterfall phases

Answer 5

requirements, design, coding, testing maintenance

Question 6

pros of waterfall

Answer 6

documentation, progress measurement, design, design issues fixed before coding

Question 7

cons of waterfall

Answer 7

difficult requirement gathering, inflexible design, long process

Question 8

Toyota’s model

Answer 8

lean

Question 9

philosophy of lean

Answer 9

to manage waste

Question 10

change enablers

Answer 10

purpose, process, people

Question 11

five why’s

Answer 11

ask why five times to understand the purpose truly

Question 12

process

Answer 12

to measure and make sure each phase adds value

Question 13

what is agile

Answer 13

to implement lean philosophy to SW development

Question 14

what is scrum

Answer 14

agile project management methodology

Question 15

where all requirements go

Answer 15

in the product back log

Question 16

what is daily scrum

Answer 16

developers explain what was done previous day and what is happening this day and all the challenges expected

Question 17

what agile lines up with waterfall

Answer 17

waterfall phases are split to smaller time periods where all phases are completed within a sprint

Question 18

pros of agile

Answer 18

rapid delivery, people first, flexibility, late changes are welcome

Question 19

cons of agile

Answer 19

lack of documentation, scope creep, increase risk of bugs