software quality assurance engineer interview questions

. NET software engineer interview question 1. Blank question: 1. The three major features of a class are (encapsulation) (inheritance) (polymorphism ). 2. A maximum of (256) tables or views can be specified in the from clause of the SELECT statement. They must be separated by commas (,). When the queried table is not in the current database, available (Database N

Find an internship to find the heart tired, so in the school BBS found a Sina's scattered strokes.First do a pen test, the title is as follows.1. List the UNIX signals you know and explain their use2, give you an IP address, write its unsigned 32-bit representation3, give you some HTTP stuff post request, data, Cookie,url, write an HTTP header.4. Briefly describe some shell commandsTop/mv/find/sar/touch/wc/chmod/df/strace5, write a program in PHP, print out this month's calendar6, simple SQL que

integer.In other words, a mutex can only be used for mutually exclusive access to a resource, and it cannot implement multi-threaded mutex issues for multiple resources.The semaphore can realize multi-thread mutual exclusion and synchronization of multiple homogeneous resources.When the semaphore is a single-valued semaphore, it is also possible to complete mutually exclusive access to a resource.3. The lock and unlock of the mutex must be used by the same thread, the semaphore can be freed by

Java high-level software engineer interview course, java Course If you want to apply for a job as a senior development engineer, it is far from enough to understand the basic knowledge of Java. You must also understand common data structures, algorithms, networks, operating systems, and other knowledge. Therefore, this

[] One of the interview questions for C/C ++, a Linux Application Development Engineer: synchronization of multi-threaded programs in Linux Reference: three methods for Linux Thread Synchronization Link: http://www.cnblogs.com/eleclsc/p/5838790.html Brief answer: In Linux, the most common three methods of thread synchronization are mutex lock, condition variable,

Regular Interview Questions and answers by a ribaba Java engineer, Baba java 1. Implementation of Spring AOP and IOC Http://blog.csdn.net/tarena_lixy/article/details/7096114 Http://blog.csdn.net/kiss_vicente/article/details/6901295 Http://blog.csdn.net/it_man/article/details/4402245 2. Distributed message queue and distributed cache Message Queue: RabbitMQ, Kafka

ability to use all the functions of an existing class and to extend these functions without rewriting the original class.New classes created through inheritance are called "subclasses" or "derived classes."The inherited class is called the base class, the parent class, or the superclass.The process of inheritance is from the general to the special process.To implement inheritance, it can be implemented through inheritance (inheritance) and combination (composition).Inheritance concepts are impl

, right? I said yes. Then he said, let's do it again, Question 2: Create a new modification and deletion function and draw a picture for me. Create a data table. When I got half of this question, it was time for them to get off work, so he asked me to go back at pm. I also had to come out and have a meal at the snack bar outside, and then finish the unfinished interview questions in the morning. This questi

? (If so) Why? This is a very subtle question. Anyone should be congratulated on answering this question (the legitimate reason. The answer is: typedef is better. Consider the following example: DPS P1, P2; TPS P3, P4; The first extension is Struct s * P1, P2; The code above defines P1 as a point to the structure, and P2 as an actual structure, which may not be what you want. The second example correctly defines the P3 and P4 pointers. 16. The C language agrees to some shocking structures. I