1.1.4 - Compare the implementation of systems using a client’s hardware with hosting systems remotely.

Question 1

Name and describe the two methods of software distribution.

Answer 1

1) Local: buying a program and installing it on a particular computer or set of computers.
2) Remote (often called SaaS or cloud): buying/renting/using software that is installed on a computer somewhere on the internet and then using it through a browser or dedicated local application.

Question 2

Name and describe the two ways of managing software.

Answer 2

1) In-house: buying software for your system and managing it yourself
2) Outsourced: renting software and having someone else host and manage it

Question 3

What can SaaS also be known as?

Answer 3

On-demand software, hosted software or web-based software.

Question 4

What is the benefit of SaaS?

Answer 4

With software-as-a-service, your software needs are provided by a remotely hosted system that is managed by an ASP (Application Service Provider), rather than having your own hardware and technical staff.

Question 5

What can SaaS also be known as?

Answer 5

On-demand software, hosted software or web-based software.

Question 6

Give 3 advantages and 2 disadvantages of a company using in-house software.

Answer 6

1) Low ongoing cost (no rental or management fee)
2) Full control
3) All data kept within the organisation

1) High initial cost (have to buy hardware)
2) Technical skill required meaning recruitment costs and possibly high salary costs

Question 7

Give 2 advantages and 3 disadvantages of a company using outsourced software.

Answer 7

1) Low initial cost (hosting company owns hardware)
2) No technical skill required (hosting company has its own skilled staff)

1) High ongoing cost (rental of hardware or management services)
2) Loss of full control
3) Potentially security/confidentiality risk