Technical Phone Interview Questions and Tips

Interview is generally the final step of the employment process. Employers sometimes may conduct phone interview before the personal interview to cut down the list of eligible candidates and filter out the most appropriate ones. This saves time of interviewers as well as candidates. Most employers today are giving a call to the shortlisted candidates for a telephonic interview. Like in a personal interview, employers will ask some common questions in the phone interview. You can stay prepared for answering these phone interview questions and impress the employers with your effective communication skills. Here we discuss the basic tips for technical phone interview and some interview questions. 

Technical Interview Tips 

For the technical interview, employers will ask you technical questions related to your field. You should be familiar and well equipped with the details and basics related to the field. Following are some basic tips that one must follow when appearing for the technical interview:

• Getting Ready 

            1] Make sure that the phone is fully charged.

2] Have a paper, pen and a copy of your CV at hand.

• Receive the call in a quiet area of the house where there are no kids, sound of vehicles, etc.

• Listen to the interviewer carefully and answer the questions accurately

• Stay prepared to provide the summary of your technical details to the interviewer

• If you do not understand the question, ask them to repeat it

• Be enthusiastic and ask the employer about the client location and project duration

• Ask for the feedback from the interviewer after the interview

• Thank the interviewer at the end of the interview

Technical Phone Interview Questions 

The interview questions for technical positions depend on the job you are applying for. There are various technical positions. Suppose you are applying for a network administrator position or a Java developer position, the technical questions asked for both of them will be different. Here we discuss some phone interview questions for different technical fields. 

SQL Questions

• Explain denormalization. Why is it used?

• What do you mean by inner join and outer join?

 

C# Questions

• What do you mean by delegates?

• What is the difference between delegates and events?

• What do you mean by lamda expression and closure?

• What is the meaning of function BeginInvoke and EndInvoke?

 

Data Structure

• What data structure can you use for implementing a dictionary?

• What are various techniques of resolving Hashtable collision?

 

Networking

• State the difference between TCP and UDP.

• How can you troubleshoot the computer connectivity issue?

 

XML Questions

• How can you authenticate an XML document?

• What is the basic difference between XSD and DTD?

• What are the types of Parsers in XML?

• State the difference between attribute and an element.

 

Know what position you are applying for and prepare yourself for the corresponding technical questions. Make sure that the answers provided by you are accurate and precise. Do not answer the questions if you are not sure. Be polite and confident while answering the questions.