Skip to contentSkip to footer

Java Backend Developer Interview Questions

Salaries
Interviews

320 java backend developer interview questions shared by candidates

What are your expertise in the team ? How did you work in the team at your previous experiences ? What are the design patterns you have used prior ? How can you overcome tough deadlines ? And most of my questions go through my resume.
avatar

Software Engineer III - Java Backend

Interviewed at Guidewire

4.1★
Oct 4, 2023

What are your expertise in the team ? How did you work in the team at your previous experiences ? What are the design patterns you have used prior ? How can you overcome tough deadlines ? And most of my questions go through my resume.

there are n blacklisted ip regexes given as an array of strings, it consists of * or '.' eg: *.123.* mathces with "12.1.123.45" , "1.123.435.12", but not with "1.2.3.4". There are 'q' IP requests to be processed given as an array of IP address A request is blocked if it matches with any blacklisted regex ip or IP address that has sent at least 2 requests in the last 5 seconds which is not blocked return 1 if it will be blocked else 0 eg: blacklist =["*111.*" , "123.*" , "34.*"] q = 7 requests = ["123.1.23.34", "121.1.23.34", "121.1.23.34", "34.1.23.34","121.1.23.34", "12.1.23.34", "121.1.23.34"] output: [1,0,0,1,1,0,0]
avatar

Backend Java Developer

Interviewed at UBS

3.7★
Nov 3, 2023

there are n blacklisted ip regexes given as an array of strings, it consists of * or '.' eg: *.123.* mathces with "12.1.123.45" , "1.123.435.12", but not with "1.2.3.4". There are 'q' IP requests to be processed given as an array of IP address A request is blocked if it matches with any blacklisted regex ip or IP address that has sent at least 2 requests in the last 5 seconds which is not blocked return 1 if it will be blocked else 0 eg: blacklist =["*111.*" , "123.*" , "34.*"] q = 7 requests = ["123.1.23.34", "121.1.23.34", "121.1.23.34", "34.1.23.34","121.1.23.34", "12.1.23.34", "121.1.23.34"] output: [1,0,0,1,1,0,0]

Viewing 121 - 130 interview questions

Glassdoor has 320 interview questions and reports from Java backend developer interviews. Prepare for your interview. Get hired. Love your job.