Factors

Description

Select payment mode

Enter card credentials

Validate credentials

Process payment

Generate bill

Sum

T1

Distributed system

0.5

0.5

2

1

1

5

T2

Response or throughput performance objectives

1

1

1

1

1

5

T3

End-user efficiency

1

1

0

0

1

3

T4

Complex internal processing

0.5

0.5

2

1

1

5

T5

Reusable code

0.6

0.6

0.6

0.6

0.6

3

T6

Easy to install

0.6

0.6

0.6

0.6

0.6

3

T7

Easy to use

0.6

0.6

0.6

0.6

0.6

3

T8

Portable

1.5

1.5

0.5

0.5

1

5

T9

Easy to change

0.6

0.6

0.6

0.6

0.6

3

T10

Concurrent

0

1.5

1.5

1

1

5

T11

Includes security features

1

1

1

1

1

5

T12

Provides access for third parties

0.5

0.5

2

1

1

5

T13

Special user training facilities are required

1

1

0

0

0

2