Goals are identified by
1.discussion with all concerned
2.pinpointing unsatisfactory performance
3.finding poor management
4.examining a variety of documents
Posted Date:-2021-12-09 11:43:26
Intangible benefits are
1.not very important
2.as important as tangible benefits
3.the most important benefits
4.irrelevant in feasibility study
Posted Date:-2021-12-09 11:39:29
A computer-based information system
1.may require some tasks to be done manually
2.should not have any manual tasks
3.is always fully automated
4.may use only computers
Posted Date:-2021-12-09 11:40:38
A context diagram
1.describes the context of a system
2.is a DFD which gives an overview of the system
3.is a detailed description of a system
4.is not used in drawing a detailed DFD
Posted Date:-2021-12-09 11:45:56
A context diagram is used
1.as the first step in developing a detailed DFD of a system
2.in systems analysis of very complex systems
3.as an aid to system design
4.as an aid to programmers
Posted Date:-2021-12-09 11:59:09
A cost-benefit analysis is performed as a part of
1.system design
2.system specification
3.system performance assessment
4.feasibility analysis
Posted Date:-2021-12-09 11:42:31
A cost-benefit analysis is performed to assess
1.economic feasibility
2.operational feasibility
3.technical feasibility
4.All of the above
Posted Date:-2021-12-09 11:36:02
A data flow can
1.only emanate from an external entity
2.only terminate in an external entity
3.may emanate and terminate in an external entity
4.may either emanate or terminate in an external entity but not both
Posted Date:-2021-12-09 11:50:57
A data store in a DFD represents
1.a sequential file
2.a disk store
3.a repository of data
4.a random access memory
Posted Date:-2021-12-09 11:56:56
A decision table
1.has a structured English equivalent representation
2.cannot be represented using structured English
3.does not have an equivalent algorithmic representation
4.cannot be used to represent processes in a DFD
Posted Date:-2021-12-09 12:00:40
A detailed system proposal is prepared by a systems analyst if
1.management is not clear about what the system will do
2.the analysts feels it is necessary to convince the management
3.management approves the feasibility report
4.the analyst feels it will be a challenging system to implement
Posted Date:-2021-12-09 11:41:45
A DFD is levelled by
1.examining complex processes in a DFD and expanding them into new DFDs with more processes which are easy to understand
2.merging a number of simple processes in a DFD into a complex processes in a new DFD
3.expanding the functions of a number of external entities into simpler functions
4.splitting a number of data flows into simpler data flows
Posted Date:-2021-12-09 11:53:48
A DFD is normally levelled as
1.it is a good idea in design
2.it is recommended by many experts
3.it is easy to do it
4.it is easier to read and understand a number of smaller DFDs than one large
Posted Date:-2021-12-09 11:51:51
A physical DFD specifies
1.what processes will be used
2.who generates data and who processes it
3.what each person in an organization does
4.which data will be generated
Posted Date:-2021-12-09 11:54:43
A rectangle in a DFD represents
1.a process
2.a data store
3.an external entity
4.an input unit
Posted Date:-2021-12-09 11:52:52
A X against an action in an action row signifies that the
1.action is not to be taken
2.action is to be taken
3.action is important
4.action is not important
Posted Date:-2021-12-09 12:02:49
Among alternative solutions for an information system one may consider
1.PC based solutions only
2.an improved manual system
3.only client-server based solutions as they are popular now-a-#45;days
4.whatever management decides
Posted Date:-2021-12-09 11:42:09
An extended entry decision table has
1.only Y, N or - entries
2.entries which extend the condition
3.questions asked extended into the condition entry part of the table
4.only numerical entries
Posted Date:-2021-12-09 12:01:44
At the end of the feasibility study the systems analyst
1.meets the users for a discussion
2.gives a summary feasibility report to the management
3.gives a systems proposal to management
4.tells the top management if the system is not feasible
Posted Date:-2021-12-09 11:39:56
Before developing a logical DFD it is a good idea to
1.develop a physical DFD
2.develop a system flow chart
3.determine the contents of all data stores
4.find out user’s preferences
Posted Date:-2021-12-09 11:46:18
By an external entity we mean a
1.unit outside the system being designed which can be controlled by an analyst
2.unit outside the system whose behavior is independent of the system being designed
3.a unit external to the system being designed
4.a unit which is not part of a DFD
Posted Date:-2021-12-09 11:55:10
By economic feasibility of a system we mean that
1.it is economical to operate
2.it is expensive to operate
3.it will be cost-effective if implemented
4.finances are available to implement the system and it will be cost-effective
Posted Date:-2021-12-09 11:37:32
By levelling a DFD we mean
1.splitting it into different levels
2.make its structure uniform
3.expanding a process into one with more sub-processes giving more detail
4.summarizing a DFD to specify only the essentials
Posted Date:-2021-12-09 11:55:42
By operational feasibility we mean
1.the system can be operated nicely
2.the system is unusable by operators
3.the system can be adapted by an organization without major disruptions
4.the system can be implemented
Posted Date:-2021-12-09 11:44:45
By technical feasibility of a solution we mean that
1.technology is available to implement it
2.persons are available to implement it
3.persons have technical ability to implement it
4.funds are available to implement it
Posted Date:-2021-12-09 11:44:00
Data cannot flow between two data stores because
1.it is not allowed in a DFD
2.a data store is a passive repository of data
3.data can get corrupted
4.they will get merged
Posted Date:-2021-12-09 11:51:21
Data cannot flow from an external entity to an external entity because
1.it will get corrupted
2.it is not allowed in DFD
3.an external entity has no mechanism to read or write
4.both are outside the context of the system
Posted Date:-2021-12-09 11:53:20
Data flow diagrams are used to depict
1.how and when data flows in an organization
2.what documents flow in an organization
3.what data flows between entities and how they are processed
4.how data are generated and flow in an organization
Posted Date:-2021-12-09 11:35:14
During feasibility analysis it is necessary to examine several alternative solutions because
1.the inventory should be reduced effectively
2.the inventory should be reduced significantly
3.the inventory should be reduced very much
4.the inventory should be reduced by 25%
Posted Date:-2021-12-09 11:35:39
External Entities may be a
1.source of input data only
2.source of input data or destination of results
3.destination of results only
4.repository of data
Posted Date:-2021-12-09 11:58:27
Goals are identified by
1.finding the deficiencies in the current system
2.observing the current system
3.analyzing competitor's system
4.finding the advantages in the current system
Posted Date:-2021-12-09 11:40:18
Goals should be agreeable to
1.top management
2.project leader
3.all concerned, both management and operational staff
4.programmers
Posted Date:-2021-12-09 11:37:10
Goals should be broken down to sub-goals as it
1.expedites system design
2.provides a convenient target to aim at during system design
3.is recommended by experienced analysts
4.is good idea to use
Posted Date:-2021-12-09 11:39:06
In a DFD external entities are represented by a
1.rectangle
2.ellipse
3.diamond shaped box
4.circle
Posted Date:-2021-12-09 11:45:31
In a limited entry decision table the condition entries may be
1.Y or N only
2.Y, N or -
3.A binary digit
4.Any integer
Posted Date:-2021-12-09 12:02:24
In designing a system it is found that the cost of the system was Rs 1,50,000 and the benefit is Rs 10,000 per month. The interest is 1% per month; the payback period using payback method with interest is
1.14 months
2.17 months
3.15 months
4.20 months
Posted Date:-2021-12-09 11:45:08
In designing a system it is found that the cost of the system was Rs 1,50,000 and the benefit is Rs 10,000 per month. The interest is 1% per month; the payback period using the present value method is
1.14 months
2.17 months
3.15 months
4.20 months
Posted Date:-2021-12-09 11:36:23
In payback method one finds out
1.the period necessary to invest the cost of the system
2.the time required for the full benefits to accrue
3.the time at which benefits exceed cost
4.whether the system is able to payback amount invested
Posted Date:-2021-12-09 11:42:56
In simple payback method one
1.accounts for interest payments on benefits
2.ignores interest payments
3.only accounts for interest on capital investments
4.only accounts for interest on recurring expenses
Posted Date:-2021-12-09 11:44:22
Pick the indirect cost from the following
1.cost of new forms
2.cost of training analysts and users
3.cost of software to be brought
4.cost of fact gathering
Posted Date:-2021-12-09 11:41:22
Quantification of goals is done by
1.converting subjective goal statements to ones with numbers
2.converting subjective goal statements to objective goal statements
3.converting objective goal statements to subjective goal statements
4.removing all adjectives in a goal statement
Posted Date:-2021-12-09 11:38:43
Quantification of goals is required because
1.without quantification no work can be done
2.when goals are quantified it is possible to verify unambiguously whether they have been fulfilled
3.goals have to be quantified for a good system
4.it facilitates designing a good system
Posted Date:-2021-12-09 11:36:46
Structured English is used to describe
1.how programs are to be written
2.processes in a DFD in a reasonably precise manner
3.how DFDs are used in data processing
4.data flows in DFD
Posted Date:-2021-12-09 12:00:10
Structured English statements must be
1.short and clear
2.specified quantitatively
3.specified qualitatively
4.detailed and descriptive
Posted Date:-2021-12-09 12:01:16
The following should be avoided during interviews with users
1.interrupting a user when something is not clear
2.taking note
3.using computer jargon
4.not laughing when user jokes
Posted Date:-2021-12-09 11:34:43
The primary objective of cost-benefit analysis is
1.to find out direct and indirect cost of developing the information system
2.to determine the tangible benefits of the information system
3.to determine if it is economically worthwhile to invest in developing the information system
4.to determine the intangible benefits of the information system
Posted Date:-2021-12-09 11:41:01
When a DFD is levelled
1.new external entities may be required
2.no new processes are allowed
3.no new data flows are allowed
4.new data stores may be necessary and are allowed
Posted Date:-2021-12-09 11:56:23
When a DFD is levelled it is a good idea not to
1.be concerned about the number of new processes at the next level
2.allow more than 5 to 10 new processes at the next level for each expanded process
3.allow new data stores at the next level
4.allow any new processes at the next level
Posted Date:-2021-12-09 11:57:27
When a DFD is levelled no new
1.data stores may appear
2.external entities may appear
3.processes may appear
4.data flows may appear
Posted Date:-2021-12-09 11:59:38
When a process is expanded during levelling
1.data flows entering it are replaced
2.all data stores used by it are replaced
3.all data flows entering it must also enter the levelled DFD
4.all external entities used by it are replaced
Posted Date:-2021-12-09 11:52:20