Live Data Engineering Coding Round Mock Interview | Apache Spark | Big Data Project

[@arunsundar3739]

talented youngsters, good questions & good answers, learnt a lot, thank you very much :)

[@solondas96]

Thank you 😊

[@imranhossain1660]

select id,dept,salary,
avg(Salary) over(partition by dept) as avg_sal,
dense_rank() over(partition by dept order by salary desc) as rn
from emp100

[@jjayeshpawar]

for ele in s.split(' '):
if ele in d:
d[ele]+=1
else:
d[ele]=1
for key,val in {i : d[i] for i in sorted(d,key=d.get,reverse=True)}.items():
print(f'{key}|{val}')

[@shilashm5691]

job --> stages --> tasks , dag scheduler, task scheduler missing in explanation

[@anupammishra2974]

S = """Data engineering is a good skill
Data is a new Oil
Data Enginering skill is massive"""

words = S.split()
dict1 = {}
for i in words:
dict1[i] = words.count(i)
print(dict1)