Options: Subset of a Cartesian product of a list of attributes
B. Subset of a Cartesian product of a list of domains
C. Subset of a Cartesian product of a list of tuple
D. Subset of a Cartesian product of a list of relations
Options: (A)It is a measure of number of function that calls some other function. (B) It is measure of number of functions that are called by a function. (C) In it server is only responsible for data management. (D) None of these 17
Options: the lock is obtained only after the transaction has processed., the lock is obtained before the transaction has processed., the lock never needs to be obtained., transactions that are best suited are those with a lot of activity.
Options: (A)Multiple user processes and single thread per process. (B) Multiple user processes and multiple threads per process. (C) Single user process and single thread per process. (D) Single user process and multiple threads per process. 2
Options: A virtual table that can be accessed via SQL commands, A virtual table that cannot be accessed via SQL commands, A base table that can be accessed via SQL commands, A base table that cannot be accessed via SQL commands
Options: the first Buddhist pilgrim of China to visit India during the reign of Chandragupta Vikramaditya, the discoverer of Puerto Rico and Jamaica, the first Buddhist pilgrim of India to visit China, None of the above
Options: the operation is continuous each shift, but stops between shifts, coffee breaks are allowed for the operator, a computer is a required part of the machine, each operation in a sequence is continuous, but subsequent operations in the sequence may be different.
Options: (A)Hazard cannot arise due system design. (B) The probability of the event occurring which create a hazard. (C) An assessment of the worst possible damage, which could result from a particular hazard. (D) A condition with the potential for causing or contributing to an accident. 19
A data warehouse administrator is concerned with which of the following?
Options: The time to make a decision but not the typical roles of a database administrator, The time to make a decision and the typical roles of a database administrator, The typical roles of a data administrator and redesigning existing applications, The typical roles of a database administrator and redesigning existing applications
Options: (A)A stage of the KDD process in which new data is added to the existing selection (B) The process of finding a solution for a problem simply by enumerating all possible solutions according to some pre-defined order and then testing them. (C) The distance between two points as calculated using the Pythagoras theorem. (D) None of these
Options: One or more conductors that serve as a common connection for a related group of devices, a continuous frequency capable of being modulated or impressed with a second signal, the condition when two or more sections attempt to use the same channel at the same time, a collection of interconnected functional units that provides a data communications service among stations attached to the network