All of the following are true about algorithms except: Select all that apply to

Question

All of the following are true about algorithms except:

Select all that apply to a Use Case.

Activity diagrams are totally different from flow charts.

An activity diagram may (select all that apply):

Illustrate the logic of a software process.

A two's complement scheme only represents negative numbers.

What is the correct sequence to represent a negative number in the two's complement scheme?.

Find the positive binary representation; flip the bits; subtract one.

When declaring a variable to store a positive or negative whole number, use

float

Given

which of the following printf statements displays

To make a class instance variable available only to other members of the class, use the access specifier

package

In the method declaration

the keyword static means

For a custom class you create, the default constructor (select all that apply)

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Question 221 pts

The purpose of a constructor method for a class is to initialize the state of the class.

In order to support multi-media, HTML 5 has new elements for (select all that apply)

This HTML code

represents a(n)

Which of these tags are all used to create tables?

Explanation / Answer

As per chegg guidelines answered first 4 questions

1.Answer: Are seldom executed by computers.

Explanation:An algorithm is a procedure or formula for solving a problem, based on conductiong a sequence of specified actions

2. A goal an actor wants to achieve by interacting with the system.

A Description of the interactions between various actors and the system.

A Sequence of actions a user will initiate.

Explanation: Functional requirements capture the intended behavior of the system, Use case diagrams are usually referred to as behavior diagrams used to describe a set of actions

3.Answer:False

Explanation:a flow chart is a subset of an activity diagram

4.Describe a business process.

Explain what happens in an individual use case

Illustrate the logic of a software process.

Explanation:Functional requirements capture the intended behavior of the system

5Answer: true

6.Find the positive binary representation; flip the bits; add one.

7.int

8.System.out.printf("%d + %d = %d", a, b, a+b)

9.private

14.tag

15.<table>,<tr>,<td>

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