本地方法栈(Native Method Stacks),本地方法栈(Native Method Stacks)与虚拟机栈所发挥的作用是非常相似的,其区别不过是虚拟机栈为虚拟机执行Java方法(也就是字节码)服务,而本地方法栈则是为虚拟机使用到的Native方法服务。 9、对象分配规则 对象优先分配在Eden区,如果Eden区没有足够的空间时,虚拟机执行一次Minor...
Method We conducted all but one of our interviews over the phone, because participants were geographically dispersed, using NetMeeting to view the participant's Firefox browser. Interviews lasted between 30 and 60 minutes and were audio-recorded with participants' permission in all cases but one....
Hadoop can process large amounts of different data types and distribute the workloads across multiple nodes, which makes it a good fit for big data initiatives. The Hadoop platform includes the following four primary modules (components): Hadoop Common. A collection of utilities that support the ...
It involves the systematic method of applying data modeling techniques. Database Design: This is the process of designing the database. The database design creates an output which is a detailed data model of the database. Strictly speaking, database design includes the detailed logical model of...
A structured interview is a method of gathering information from an informant using a standardized set of questions. Many structured interviews are designed so that if a respondent endorses a screening question, follow-up questions are asked to obtain more data about a certain set of symptoms. If...
It is a table that contains summarized numerical (facts) and historical data. It has a foreign key – primary key relation with a dimension table. 22. Differentiate between physical layer and presentation layer? Physical Layer It provides the physical query layer and is made up primarily of dat...
REST uses a more generic and uniform method of exposing resources through URIs, representation through headers, and actions through verbs such as GET, POST, PUT, DELETE, and PATCH. Being stateless, REST is great for horizontal scaling and partitioning....
Comprehensive, community-driven list of essential C# interview questions. Whether you're a candidate or interviewer, these interview questions will help prepare you for your next C# interview ahead of time.
For example, Employee is a class that has 3 data members: id, name, and salary. However, we want to check the equality of employee object by the salary. Then, we need to override the equals() method. 20) How to synchronize List, Set and Map elements?
Data science, the process of extracting insights from information, harbors a hidden reality: data scientists invest a staggering 60% of their time wrangling messy datasets. Surprisingly, the collection of data sets—often deemed a primary task—takes only 19% of their time. In fact, these profes...