How was data put into the Tabulating Machine?
Answer:
punch cards
<span>Knowledge can reside in email, voice mail, graphics, and unstructured documents as well as structured documents.
The answer is a. True
</span>
Answer:
def course_grader(student_to_grades, course_prefix):
student_grades = dict()
for key, value in student_to_grades.items():
grade_score = 0
for course,grade in value.items():
if course_prefix == course:
grade_score += grade
student_grades[key] = grade_score / len(value.keys())
return student_grades
Explanation:
The course_grader function is a python program that accepts two arguments, the student dictionary and the course prefix. The function returns a dictionary of the student id as the key and the average grade of the student as the value.
Answer: ....
Big Data
Explanation:
Big Data Technology can be defined as a Software-Utility that is designed to Extract,Analyse and Process the information from an extremely complex and large data sets which the Traditional Data Processing Software could never deal with. Big data is a field that treats ways to analyze, systematically extract information from, or otherwise deal with data sets that are too large or complex to be dealt with by traditional data-processing application software.
Predictive analytics assists enterprises in identifying future opportunities and likely risks by distinguishing specific patterns over the historical data. In general, prescriptive analytics is a predictive analytics which prescribes one or more courses of actions and shows the likely outcome/influence of each action.
