Why is it essential to know what information will be needed from the database from the outset of development?
select three that apply.
the purpose determines the structure of data base.
a. the developer can determine which data types would fulfill the purpose.
b. by knowing the purpose, the developer can determine how many fields are needed in the database.
c. the number of fields in the database determines the cost of that database, so if careful planning doesn't occur, money can be wasted.

Which of these is not a type of socket? aga (alternating grid array) pga (pin grid array) spga (staggered pin grid array) lga (land grid array)

Shaniya has misspelled a scientific name in her biology report. she needs to correct it, but she has no access to a computer. she plans to use the word app on her phone without an office 365 subscription. can shaniya correct her mistake? why or why not? yes, she can navigate the window and do simple editing. yes, she can use this application for free and navigate the window. no, her document is “read-only,” so she cannot navigate the window. no, her application has limited features and she cannot access the documen

Abasic wooden railway set contains the pieces shown in figure 3.the task is to connect these pieces into a railway that has no overlapping tracksand no loose ends where a train could run off onto the floor.a. suppose that the pieces fit together exactly with no slack. give aprecise formulation of the task as a search problem.b. identify a suitable search algorithm for this task and explain yourchoice.in c/c++ or python language, !