j****l
发帖数: 85 | 1 之前好像有人整理过了，但是找不到了，我综合了几个地方的整理了一下，贡献给大家
啦。感谢原作者。
Why Yelp?
Why would we hire you?
Ideal job at Yelp?
NETWORK
What is DNS?
protocol used to transfer message in HTTP application? TCP reliable
What is SSL?
Port number for HTTP? 80
What does HTML stand for?
What is the protocol used underneath FTP?
Difference between POST and GET?
UNIX
UNIX command to search for a specific text through files in a directory.
Find number of unique lines in a file.
signal for kill command? 9, SIGKILL
What is the command for viewing memory management information in Linux?
vmstat, top
sed command: pattern matching
linux command for checking cpu usage top
How can you get the ip address of the other machine? use ping
SQL
SQL command to move a row in a table?
How to retrieve a row from a table in SQL
What command would you use to retrieve one row of data from a table using
SQL?
which one of the following describe inner join? 1. A intersection B, 2. A
Union B and …
Intersection.>> Outer join is union.
Data Structure
no of bits to represent a single octal digit? 2^3 = 8, three bits
max value that can be represented by unsigned int?
Time Complexity for searching an item in HashMap: O(1)
Time Complexity for searching an item in BST: O(logn)
What is the best and worst case time complexities for a hash table? O(1) O
(n)
Time complexity of adding things to Linked List
would it generally be better to run a binary search on a <>,
or a linked list
What is Big O notation?
What's a static variable?
what's the difference between hashtable and hashmap? 前者thread safe
Which operation is more expensive? Multiply, <> or Add
Python
python native datatypes?
Boolean, Number, String, Byte, List, Tuple, Set, Dictionary
immutable python types?
int, float, tuple and str
Others
What is the average disk access time? 10-20ms
How does process communicate with each other? <
memory>>
how many bytes are contained in a 32 bit system <<2^29>> ?????（这题不懂） | J*****n
发帖数: 137 | | s******s
发帖数: 84 | 3 mark
【在 J*****n 的大作中提到】
: 谢谢原作和LZ， 希望后面可以用上呢~
| x*******a
发帖数: 57 | 4 最后一个问题是问32 bit系统能有多少内存么， 2^32 = 4gb? | u*****o
发帖数: 1224 | | s*******n
发帖数: 305 | |
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