MEDIUM
HSSC Clerk
IMPORTANT
Earn 100
Which data structure is needed to convert infix notation to postfix notation?
50% studentsanswered this correctly
Important Questions on Practice Sets
HARD
HSSC Clerk
IMPORTANT
During the execution of an instruction an exception is raised, then _____.
MEDIUM
HSSC Clerk
IMPORTANT
In which one of the following page replacement policies, Belady’s anomaly may occur?
EASY
HSSC Clerk
IMPORTANT
Which one of the following is used to define the structure of the relation, deleting relations, and relating schemas?
EASY
HSSC Clerk
IMPORTANT
In a computer, which of the following system software must reside in the main memory under all situations?
MEDIUM
HSSC Clerk
IMPORTANT
Department (dept name, building, budget) and Employee (employee_id, name, dept name, salary), Here the dept_name attribute appears in both the relations. Here using common attributes in relation schema is one way of relating ___________ relations.
HARD
HSSC Clerk
IMPORTANT
If a global variable is of storage class static, then:
EASY
HSSC Clerk
IMPORTANT
Which oracle is the join condition is specified using the WHERE clause:
EASY
HSSC Clerk
IMPORTANT
Which product is used in a join query that have no join condition?
