Which of the following techniques has been used extensively to evaluate complex alternative system where an analytical evaluation is not possible?
Benchmark programs
Simulation techniques
Workload models kernel programs
None of the above.
Which of the following is true of monitors?
There are only hardware monitors
There are primarily used in the selection of new systems
They can indicate where the bottlenecks occur within a system
Two of the above
All three of the above.
The evaluation criteria in selecting Computer Hardware hardware include:
Primary storage size
Multi-programming capabilities
Availability of utility programs
Job-management features
Two of the above.
Compatibility:
Concerns only hardware
Concerns only software
Concerns only operating systems
Concerns only peripheral devices
Concerns both hardware and software
Which of the following is not an area where vendor support is crucial to the success of a Computer Hardware system?
Personnel training
Repair and maintenance
Installation
Software backup arrangement
Pre-installation testing.
Which of the following is not a disadvantage of purchased software?
It may not meet the needs of the users
It is not well documented
The expertise is outside the user company
Certain uncontrollable risks are assumed
All of the above are disadvantages.
Which of the following is (are) true of rental as a financing alternative?
It is the most costly approach in terms of overall cash flow
It is the most flexible
The responsibility for maintenance is borne by the manufacturer
Two of the above
All three of the above
Which of the following is not true of timesharing services?
The user has immediate and continuous access to the Computer Hardware
Timesharing is cheaper than service-bureau processing
The potential for loss of data or unauthorized access is increased
Small jobs are often feasible
All of the above are true.
Which of the following is true of service bureaus?
They provide the opportunity to test programs prior to installing a Computer Hardware.
They can provide backup services for a company that owns its own Computer Hardware
The user has immediate access to the Computer Hardware
Two of the above
All three of the above.
Purchasing as a financing alternative:
Allows the purchaser to avoid the risk of obsolescence
May reduce overall cost in the leng run
Places maintenance responsibility on the seller
Two of the above
All three of the above.
Vendors usually present their Computer Hardware proposals:
In writing
Orally
Both (a) and (b)
Neither (a) nor (b).