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From: Perry and Lorae Merritt (plmerritt, hypermall dot net)
Date: 2002.04.02 - 05.53 MST
X-Mailer: Microsoft Outlook Express 5.00.2615.200
You're right. That's what we talked about doing.
----- Original Message -----
From: Don jessup <djessup72, yahoo dot com>
To: <antera, cryptofreak dot org>
Sent: Monday, April 01, 2002 11:40 PM
Subject: Re: Interviews Questions UML/OD/C++
>
>
>
> I thought we were going to ask them questions
> then give them a written test and leave the room and talk about
> them while they were taking the test? This would give us
> a chance to ask more questions, if we had any.
>
> To answer your question. I think it should be written.
>
> Here are the answers.
> UML
> 1. Please explain the difference between Aggregation and
> Composition?
> Composition the part object may belong to only one whole;
> further, the parts are usually expected to live and die with
> the whole. Aggregation the part object is not expected to
> live and die with the whole.
>
> 2. Please give example of generalization?
> Typical example of generatlization involves the personal and
> corporate custormers of a business. They have differences but they also
> have similarities. The similarities can be place in a general Customer
> class( the supertype) with personal customer and corporate customer as
> subtypes.
>
>
> OD Question
> 3. What is the singleton pattern used for?
> Ensures a class only has one instance, and provides a global
> point of access to it.
>
> C++ Questions
> 4. What is mutable member?
>
> One that can be modified by the class even when the object of the
> class or the member function doing the modification is const.
>
> 5. What is an explicit constructor?
> A conversion constructor declared with the explicit keyword. The
> compiler does not use an explicit constructor to implement an implied
> conversion of types. Its purpose is reserved explicitly for
> construction.
>
> 6. What two intrinsic types are in C++ but not in C.
> The ANSI committee added the bool intrinsic type and its true and
> false value keywords and the wchar_t data type to support character
> sets wider than eight bits.
>
> 7. What are the differences between a C++ struct and C++ class?
> The only differences are that a struct defaults to public member access
> and public base class inheritance, and a class defaults to the private
> access specifier and private base class inheritance.
>
> After looking up the answer to question 1. I think it is way
> to difficult to give for a short test. I say we get rid of it.
> Question 2 is also difficult but I'm looking for something that
> is describing inheritance. I think that question is suitable.
>
> I also think we should get rid of one or two of the C++ questions to
> shorten the test.
>
> Here is the new set of questions.
>
> C++ questions:
> 1.What two intrinsic types are in C++ but not in C.
> 2.What are the differences between a C++ struct and C++ class?
>
> UML question:
> 3. Please give example of generalization?
>
> OD Question
> 4. What is the singleton pattern used for?
>
> I think these 4 questions combine with Jay's c question(s) and
> maybe one or two of his unix questions is more than enough.
>
>
>
>
>
>
>
>
>
>
>
>
>
> --- Jay Miller <jnmiller, colorado dot edu> wrote:
> > - Words by Don Jessup <djessup72, yahoo dot com> [020401 21:06]:
> > > UML Questions
> > > OD Question
> >
> > Someday I too hope to know the answers to these!
> >
> > > C++ Questions
> > > 4. What is an explicit constructor?
> >
> > This is a good question - I looked it up and must admit that I hadn't
> > even heard of such a thing. (But I don't put C++ on my resume,
> > either..)
> >
> > > 5. What two intrinsic types are in C++ but not in C.
> >
> > My guess: bool and.. uh.. class?
> >
> > > 6. What are the differences between a C++ struct and C++ class?
> >
> > Members of the former default to public access while classes default
> > to
> > private?
> >
> > If that's right, I learned it from reading that Dr. Dobs thing.. I
> > can't
> > comment at all on the first two sets of questions, but the C++ ones
> > sound good.
> >
> > Do we want to do these orally, or with a written test? Maybe we
> > could
> > write them up and have them write answers on the white board?
> > (Orally
> > is fine too, though..?)
> >
> > --
> > Jay Miller
> > PGP: 0xedc9bb8d | 41a6428c 46abd36b 6b259b68 8a28ca4c edc9bb8c
> > --
> > This is the antera mailing list. To unsubscribe, email
> > majordomo, cryptofreak dot org with message body `unsubscribe antera'.
> > Or, for more information, visit http://www.cryptofreak.org/.
>
>
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