SWD8

SWD8

1st - 5th Grade

20 Qs

quiz-placeholder

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SWD8

SWD8

Assessment

Quiz

Mathematics

1st - 5th Grade

Practice Problem

Easy

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Used 15+ times

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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When designing an entity class as a relational table, which of the following is NOT true?

(a) The relational table has multiple primary keys.

(b) The relational table has multiple foreign keys.

(c) The relational table has a primary key.

(d) The relational table has a concatenated primary key.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When mapping an aggregation hierarchy to a relational table, which of the following is NOT true?

(a) The aggregate and part tables have different primary keys.

(b) The aggregate and part tables have the same primary key.

(c) The primary key of the aggregate table is a foreign key of the part table.

(d) The primary key of the part table is a foreign key of the aggregate table.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When mapping a generalization/specialization relationship to a relational database, which of the following is NOT possible?

(a) The superclass and each subclass are designed as relational tables.

(b) Only subclasses are designed as relational tables.

(c) The aggregate and part classes are designed as relational tables.

(d) Only the superclass is designed as a relational table.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a service-oriented architecture (SOA)?

(a) A distributed software architecture consisting of multiple related services

(b) A distributed software architecture consisting of multiple autonomous
services

(c) A distributed client/service architecture

(d) A distributed software architecture

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following properties DOES NOT apply to a service?

(a) Reusable

(b) Discoverable

(c) Fixed

(d) Autonomous

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a SOA, which of the following is NOT true?

(a) A client communicates with a specific service provided on a fixed server configuration.

(b) A client discovers and links to a service.

(c) Multiple clients communicate with a service.

(d) Standard protocols are provided to allow clients to communicate with services

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is an object broker?

(a) An object that breaks into a system

(b) An object that sends requests to other objects

(c) An object that handles requests sent by other objects

(d) An object that mediates interactions between clients and services

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