Important Question

Plz explain the answer of this question as soon as possible:
Q) when creating subclasses :
(Select one)
a) subclass should be of same type as all of its superclasses.
b) selected superclass should be chosen b/c it has some methods ,subclass can reuse,even if others dont apply.

Q) To MOST effectively manage teams working on different packages within a large project, which one of the following should be true?
Single Select - Please select the best answer (one and only one choice must be selected).

a) One technical lead should control the project details and communicate decisions to the different teams.

b) Type of database ( DB2 UDB, Oracle, Sybase, or InstantDB )

c) The team leads should focus on quality designs for the internals of their packages, mentoring their team members.

d) Communications between the teams should be minimized to reduce overhead burdens while they work on separate, independent use cases for their packages.
Q)
Based on the following statements from a domain expert on a project, which of the following are requirements that MUST be extracted?


a) A note must be sent to the customer for incomplete mortgage applications, listing the missing items.

b) A file must be established for every mortgage application at the time it is submitted, whether the application is complete or not.

c) Addresses on mortgage applications must be entered as all capital letters.

d) A unique mortgage number must be assigned to each mortgage file. This identifier must follow financial industry standard format

Multiple Select - Please select all of the correct answers (this question has 2 correct choices).
Q)
Which of the following are true about interaction diagrams?

a) Interaction diagrams are at their best when they deal with one main design flow and not multiple variants that can happen.

b) Interaction diagrams are good at designing part or all of one use case's functionality across multiple objects.

c) Interaction diagrams allow the analyst to show iteration and conditional execution for messaging between objects.

d) Sequence diagrams are logically equivalent to collaboration diagrams, differing primarily in format of presentation.

Multiple Select - Please select all of the correct answers.
Thanx
Ahsan Jamil
SCJP
SCWCD
[ January 09, 2002: Message edited by: Ahsan Jamil ]

IMHO,
1. A
2. C
3. B, D
4. A, B, C, D