Question

In: Computer Science

1. What is one benefit of system upgrades? A. All of the above B. Receiving input...

1. What is one benefit of system upgrades?

A. All of the above

B. Receiving input on the product

C. Improved response quality

D. Meaningful interaction with the end user

2. Which of the following is not a step of the Software Development Life Cycle?

A. Demonstration

B. Maintenance

C. Installation

D. Analysis

3. Which symbol is placed on any association that occurs between an actor and a procedure?

A. [E]

B. [C]

C. Both [E] and [C]

D. [I]

4. What must a boundary class provide to the communicating control class?

A. Nothing

B. Validation

C. None of the above

D. Privacy data

5. What relational diagram is used to establish tables?

A. E-R model

B. C-R model

C. D-R model

D. F-R model

6. Security in control classes is of little concern.

True

False

Solutions

Expert Solution

Answer1-

The correct Answer is —  All the above

Explanation:

  • Upgrading a system can well lead to improved network security and modification for the better productivity.

Answer2-

The correct Answer is — Demonstration

Explanation:

  • Basically, Demonstration is not a part of Software Development Life Cycle.

Answer3-

The correct Answer is — Both [E] and [C]

Explanation:

  • [E] and [C] both symbol are settled on any association that occurs between that.

Answer4-

The correct Answer is —  None of the above.

Explanation:

  • Basically, it allows for the interface to that system for the system being improved and build.

Answer5-

The correct Answer is —  E-R model

Explanation:

  • An E-R model is a seeable form of relative databases and also used to establish tables.

Answer6-

The correct Answer is — True

Explanation:

  • Security in control classes is of little concern because they're implemented a little a bit later

Note- Please do upvote, if any problem then comment in box sure I will help.

venereology answered 1 year ago
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