Read this free guide below with common Cobol Developer interview questions
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If you are a Cobol developer or want to be one, then you need to prepare yourself for the interview process. Here are the top 15 Cobol developer interview questions and answers that will help you to crack the interview.
Cobol stands for COmmon Business Oriented Language. It is a programming language that was designed for business applications. It was first introduced in the 1960s and has been used since then for various financial and administrative applications.
The advantages of using Cobol are:
The disadvantages of using Cobol are:
A Cobol paragraph is a section of code that begins with a paragraph name and ends with a period. It contains one or more statements that perform a specific task within a program.
A Cobol section is a group of related paragraphs within a program. It can be used to organize the code and make it more readable.
A Cobol program is a standalone application that can be executed on its own. A Cobol module is a unit of code that is used in conjunction with other modules to create a larger program.
A Cobol copybook is a file that contains a set of declarations for data structures and variables used in a Cobol program. It is used to standardize data definitions and improve the readability of the code.
The different data types in Cobol are:
A Cobol subroutine is a section of code that can be called from within a program to perform a specific task. It is used to reduce code duplication and improve the readability of the code.
A Cobol data division is a section of code that contains all the data declarations used in a program. It is used to standardize data definitions and improve the readability of the code.
The Cobol procedure division is a section of code that contains the instructions that are executed when a program is run. It consists of paragraphs, sections, and sentences.
A Cobol program is a standalone application that can be executed on its own. A JCL (Job Control Language) is used to submit a job (consisting of one or more programs) to a mainframe system for processing.
A Cobol EXEC statement is used in JCL to specify the program that is to be executed. It is followed by the program name and any necessary parameters.
You can debug a Cobol program by using a source-level debugger such as IBM Debug Tool, Compuware Xpediter, or Micro Focus Mainframe Express. These tools allow you to set breakpoints, step through the code, and view the contents of variables during program execution.
A Static Call is one in which the called program is known at compile-time. A Dynamic Call is one in which the called program is determined at runtime based on the value of a variable.
These are some of the most common interview questions that you can expect as a Cobol developer. By preparing for these questions, you can increase your chances of getting the job. Good luck with your interview!
If you are seeking a job as a COBOL developer, it is essential to be well prepared for an interview. The following tips will help you to get ready to answer frequently asked questions and to impress potential employers with your expertise and knowledge of COBOL.
Before attending the interview, revise your fundamental COBOL concepts, syntax, and functionality. It is advisable to conduct research on current trends in COBOL, software life cycle, and programming procedures. Ordering the reading material, accessing e-books, and participating in online webinars and training can provide a more comprehensive understanding.
Prior to attending the interview, research the company you are applying to work for. This will assist you in understanding the company's operations, its purpose, and its market position. Familiarize yourself with the company’s products, services, and customers. You may also look into the company's recent developments, challenges, and future aspirations.
Practicing for the interview is beneficial, as it can help you to feel more confident and poised. Make a list of commonly posed questions and practice responding to them. Take into account the questions that will likely be asked in a COBOL developer interview. Polish your responses to differentiate yourself from other candidates.
Here are a few COBOL developer interview questions:
During the interview, it is crucial to bring a copy of your resume and cover letter, along with any other relevant documents, such as reference letters, certifications, or degree transcripts. You should also bring a portfolio of your projects, highlighting your experience and skills as a COBOL developer. Make sure your portfolio is well-organized, with easy-to-read samples of your work.
Dressing appropriately and having a clean and professional appearance is critical. It is also recommended that you research the company’s culture and dress accordingly. During the interview, be punctual, polite, and friendly. Put yourself in the best possible light by demonstrating your passion for programming and commitment to lifelong learning. Finally, be confident and clear in your communication.
By following the guidelines provided above, you can prepare yourself for a successful COBOL developer interview. With some preparation, you can stand out from the competition and land your dream job as a COBOL developer.
Speaking ill of past employers can be seen as unprofessional and could raise questions about your attitude. Focus on what you've learned from past experiences, even difficult ones, rather than the negatives.
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