true
15 Structure DiscreteStructure CS1 CS1Lab  CS2 CS2Lab DataStructure
DiscreteStructureII DiscreteStructureIILab Algorithms DataMining 
ComputerOrganization OperatingSystem DataBase TheoryOfComputation
Structure -> DiscreteStructureII 
Structure -> DiscreteStructureIILab
DiscreteStructure -> DiscreteStructureII 
DiscreteStructure -> DiscreteStructureIILab
CS1 -> CS1Lab
CS1Lab -> CS1
CS2 -> CS2Lab
CS2Lab -> CS2
CS2 -> DataStructure
DataStructure -> Algorithms
CS1 -> ComputerOrganization
CS1 -> DataBase
DiscreteStructureII -> ComputerOrganization
DiscreteStructureII -> TheoryOfComputation
ComputerOrganization -> OperatingSystem