B. This is not a good idea, you should always make the design out of only one material
Answer:
Incremental model
Explanation:
Incremental model is the best modification in older version are feasible and can be easily managed.
Incremental model involves the technique of developing soft ware in which the product is designed implemented and tested in stages until the product is finished. The term finished here means the product as meet all its requirement.
This model entails development as well as maintenance.
Answer:
A, B and C
Explanation:
A, B and C
(The following is unrelated to the answer just to fill the letters criteria)
Answer:
by posting intelligent status updates
Answer:
D. 80
Explanation:
By default, the port number for a web server is 80.
