Options: (A)A single process can have multiple, concurrent execution paths (B) A single process can have single, concurrent execution paths. (C) A multiple process can have single concurrent execution paths. (D) None of these 2
Which of the following conditions should exist if you want to convert a relationship to an associative entity?
Options: Some of the relationships for the participating entities are "many"., The resulting associative entity has an independent meaning., The resulting associative entity has no attributes., All of the above
Options: (A)The number of records added or deleted from a file composed to the original number of records in that file (B) Efficiency with which non-sequential files are processed(C) The extent where the records of the file are contiguous and in proximity to others (D) Percentage of records that has changed in a given time period 26
A transitive dependency is which of the following?
Options: A functional dependency between two or more key attributes., A functional dependency between two or more nonkey attributes., A relation that is in first normal form., A relation that is in second normal form.
Which of the following characteristic(s) is/are suited to the PSS applications?
Options: bursty traffic and low communications intensity, widely dispersed terminals and access to international packets switched services, Multiple remote host or applications accessed by a single local access circuit terminal and circuit, All of the above
Options: To maintain and develop individual and collective capacity to resist armed attack, To defend economic and trade interests of the developing nations of the world, TO provide collective defence and economic cooperation in south-east Asia, None of the above
Which of the following is not true of the conversion phase of the development life cycle?
Options: the user and systems personnel must work closely together., steps must be taken to phase out the old system, documentation should be emphasized, the non machine components of the system should be considered