If you go to Baidu interview, make adequate preparations in advance of it, or you'll lose miserably. Under the following finishing the interview I came back from Baidu three topics, for your reference!
First, Baidu side
1, to a function that returns 0 and 1 with probability p and 1-p, you realize a function that returns the same probability of 01.
2,10 url one hundred million, less than the size of each url 56B, required to heavy memory 4G.
3, to a bst transformed into a doubly linked list.
4, http and https difference, https when requesting additional process, https is how to ensure data security;
5, IP address subnetting;
6, POST and GET difference;
7, DNS resolution process;
8, hard links and soft connection difference;
9, kill the use of reason can not kill a process (into the kernel mode, ignore the kill signal);
10, linux command used;
11, system management commands (such as view memory usage, network conditions)
12, use of the pipeline;
13, grep is used, be sure to grasp, each will ask Find in Files;
14, shell scripts;
15, find command;
16, awk use
Second, the two faces Baidu
The shining resume to ask something.
1, some instructions under Linux, $ (process id), $? (When the previous command exit status), how to see the process, according to memory size, CPU usage sorting and so on. (Capital M and capital P)
2, http get and post method.
3, introduce you know epoll.
4, understand the extent of the sql database.
5, problems encountered in the project, their own quick solution, and so on.
6, a full array handwriting.
7, b and b tree tree.
8, introduce the hash, how to resolve the conflict.
9, communication, advantages and disadvantages of shared memory between processes.
Third, Baidu three sides
1, say you usually look at some of the technology blog, books;
2, some of the instructions under Linux;
3. What job do you think is the most uncomfortable thing;
4, said that under your strengths and weaknesses;
6, like in the past there is no start-up companies;
7, write a strcpy function;
8, talk about your own personality;
9, to give you a system (the interviewer seems to be unmanned vehicle sector), the background logic has been achieved, but the front-end loads slowly, how to detect;
10, the future may have to learn a lot of new technology, how you look;
11, the difficulties encountered in the project (to think ahead, and to achieve optimization methods or clear);
12, the order of the system, pv, uv and the like;
13, cope with high concurrency solution (distributed);
14, in the project is mainly responsible for what work.
15, nginx load balancing;
16, distributed cache coherence, how the server expansion (hash ring)
Baidu interview the overall bias based on inspection before the interview must find the surface by the principles and ideas to solve the problem, maybe you can meet the original title,
At last
In order to address the urgent needs of small partners, specifically for small series we put together some Java-related interview questions
You may need attention! Forwarding! Private letter "interview" to get!
The latter will continue to update adds a new face questions in the hope of help to you.
The answer interview questions summary
