ক) management requires no system analysis and design.
খ) programmers are no longer needed
গ) structured programming is not needed
ঘ) All of the above
ঙ) None of the above
০১। A branch office, location or other data processing centres, where a newly developed system is used under normal operating conditions for several months, to test it, is called
ক) beta test data
খ) alpha test data
গ) string test data
ঘ) system test data
ঙ) None of the above
০২। A channel for communicating across a boundary between two or more sub¬systems is known as
ক) interface
খ) actigram
গ) walk through
ঘ) data path
ঙ) None of the above
০৩। A checksum digit is used for detecting Errors in
ক) Data transmission
খ) Arithmetic operations
গ) Logical operations
ঘ) All of the above
ঙ) None of the above
০৪। A common reason for changing an information system is
ক) new requirements
খ) new technology
গ) problems in the existing system
ঘ) All of the above
ঙ) None of the above
০৫। A consideration evaluated by management when planning to convert to a computer system is :
ক) maintenance
খ) available software
গ) CPU sized speed
ঘ) All of the above
ঙ) None of the above
০৬। A couple:
ক) is a data item that moves from one module to another
খ) is represented by a line joining two modules
গ) means that the upper module has the capability of calling the lower module
ঘ) none of the above
ঙ) None of the above
০৭। A data element in a record, that uniquely distinguishes the record, from all other records, is called
ক) response time
খ) Key
গ) System review
ঘ) test data
ঙ) None of the above
০৮। A data flow diagram is
ক) the modern version of flowchart
খ) mainly used at the systems specification stage.
গ) the primary output of the systems design phase
ঘ) All of the above
ঙ) None of the above
০৯। A Decision - Table is
ক) a way of representing the information flow
খ) a way of representing multiple conditions
গ) a ways to get an accurate picture of the system
ঘ) All of the above
ঙ) None of the above
১০। A Decision table
ক) represents the information flow
খ) documents rules, that select one or more actions, based on one or more conditions, from a set of possible conditions.
গ) gets an accurate picture of the system
ঘ) shows the decision paths
১১। A decision table facilitates conditions to be related to
ক) actions
খ) programs
গ) tables
ঘ) operation
ঙ) None of the above
১২। A design that consists of a hierarchy of modules; each module has a single entry and a single exit subroutine, is known as
ক) hierarchy structure
খ) top-down design
গ) Tuple
ঘ) Turnaround
ঙ) None of the above
১৩। A feasibility document should contain all of the following except:
ক) project name
খ) problem descriptions
গ) feasible alternative
ঘ) data-flow diagrams
ঙ) None of the above
১৪। A feasibility study
ক) includes a statement of the problems
খ) considers a single solutions
গ) both (a) and (b)
ঘ) a list of alternative solution considered
ঙ) None of the above
১৫। A file containing multiple indices to the data is called a/an
ক) indexed file
খ) sequential file
গ) indexed-sequential file
ঘ) inverted file
ঙ) None of the above
১৬। A graphic representation of an information system is called
ক) flow chart
খ) pictogram
গ) data flow diagram
ঘ) histogram
ঙ) None of the above
১৭। A group of related fields, is known as
ক) tuple
খ) schema
গ) records
ঘ) file
ঙ) None of the above
১৮। A hierarchical chart that divides a large program into modules, in which greater details is designed in successively lower programming levels, is called a
ক) Scheme
খ) sub-schema
গ) Structure
ঘ) All of the above
ঙ) None of the above
১৯। A menu-driven system
ক) can be used only by computer professionals
খ) is required only for on-line systems
গ) increases the operator‘s work
ঘ) presents options and allows the user to make selections