What is the purpose of virtual memory?
Which notation is used to represent a weak entity in an ER diagram?
Null value in DBMS corresponds to?
Which isolation level ensures that a transaction can read data that is consistent with the start of the transaction?
Which number system uses a base of 2?
Which data structure is used for implementing depth-first search (DFS) algorithm?
What is a primary key in the context of the ER model?
In dynamic programming, what does "optimal substructure" mean?
Which sorting algorithm is known for its best-case time complexity of O(n) when the input is already partially sorted?
Which command is used to perform arithmetic operations in a shell script?
