If you have an incoming stream of numbers, how would you find the most frequent

Q Tell me about the history of Black Rock.
Q The Walibri tribe central Australia greet each other how
Q What is ciliary ganglion
Q Does C even have "pass by reference"?
Q Some neurological disorders are of such nature that muscle testing greatly weakens the muscle and is some cases may cause and exacerbation of symptoms and/or muscle damage.
Q Which country invented the clothing button in the 13th century
Q Brodmann's area 22 is?
Q Difference between Abstraction and Implementation hiding ?
Q Identify the widely used products and explain the key features of • productivity/business software applications • graphic design/multimedia software applications • home/personal/educational software applications • communications software applications
Q What is the use of Digital Certificate?
Q Explain the use of RECORD LENGTH option in EXP command.