The disadvantages of a system when it works in isolation are: 1. It becomes difficult to collect and analyze the data needed for the functioning of any department. 2. It results in the loss of profits to the organization that could have been better spent in decision making. 3. Business executive or decision-maker cannot take good decisions with the isolated data.

The disadvantages of an ERP system when it works in isolation are:

Enterprise Resource Planning (ERP) System refers to a system used by businesses to manage its activities such as manufacturing, supply, services, and other such activities. ERP is a link that connects each and every aspect of an enterprise.

When an ERP system works in isolation, it is difficult for the departments to collect and analyze data and hence affects its functioning.

Also, the organization may face losses as the data required may not be readily available to a department and hence the decisions cannot be taken effectively.

Therefore the correct options are 1 and 2.

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Option B,  1 & 2

Explanation:

The complete question is-

The disadvantages of a system when it works in isolation are:

1. It becomes difficult to collect and analyse data needed for the functioning of any department.

2. It results in the loss of profits to the organisation that could have been better spent in decision making.

3. Business executive or decision-maker cannot take good decisions with the isolated data.

a.  1 & 3

b.  1 & 2

c.  2 & 3

d.  1

Solution -

An isolation system also has work control system, training and competence, operating procedures and management. This system can work adequately only when these arrangement work adequately and this not possible without integration with the entire system.  

It become difficult to collect isolated data, its assessment and making decision regarding the betterment of system.  

Hence, Option B is correct

answer; capital structure decision;