{"id":11191,"date":"2021-08-26T14:22:27","date_gmt":"2021-08-26T14:22:27","guid":{"rendered":"https:\/\/www.monsterindia.com\/career-advice\/cobol-interview-questions-and-answers-11191\/"},"modified":"2023-03-23T11:45:54","modified_gmt":"2023-03-23T06:15:54","slug":"cobol-interview-questions-and-answers","status":"publish","type":"post","link":"https:\/\/www.monster.co.th\/career-advice\/cobol-interview-questions-and-answers\/","title":{"rendered":"COBOL Interview Questions and Answers"},"content":{"rendered":"\n

Common Business Oriented Language (COBOL) is an acronym for Common Business Oriented Language. It’s procedural, imperative, and object-oriented. A compiler is computer software that converts other computer programs<\/a> written in a high-level (source) language into machine code, which the computer can understand. COBOL is a programming language that reads data from a file or database, processes it, and outputs it. In a nutshell, COBOL accepts input, computes it, and then outputs it.<\/span><\/p>\n\n\n\n

In the context of this article, we presume that compilers convert a high-level programming language, such as COBOL, into an executable program for usage on mainframe-hosted applications, such as batch or transaction processing jobs.<\/span><\/p>\n\n\n\n

COBOL has a lot of potential for a career. However, in a survey of 357 IT experts, 46% stated they were experiencing a COBOL programmer shortage, with 50% saying their COBOL team is 45 years old or older, and 22% saying they are 55 years old or older. Certainly, roughly half of the tens of thousands of users on our Facebook page for COBOL programmers are between 25 and 34, with the clear majority between 25 and 44.<\/span><\/p>\n\n\n\n

You’re learning a crucial piece of computing history when you learn COBOL. In a period when computers were science fiction, you’re learning one of the first programming languages ever created. You may know how computers used to work by learning the language. You will gain an understanding of how businesses used to work. You’ll appreciate how simple things have become in the programming world and how much has been hidden from the typical coder.<\/span><\/p>\n\n\n\n

You learn to be more disciplined and exacting in your programming when you know COBOL. The language can be strict and inflexible. You learn to operate with fewer resources and become more productive.<\/span><\/p>\n\n\n\n

COBOL is, without a doubt, the most powerful tool in the toolbox. The original COBOL applications from the 1960s, 1970s, and 1980s are still operational with correctness and efficiency. This means that learning COBOL is more than simply learning a language; it is also learning a piece of history and a discipline that will help you become a better programmer.<\/span><\/p>\n\n\n\n

These <\/span>COBOL interview questions include mainframe interview questions, jcl interview questions, and db2 interview questions.\u00a0<\/span><\/span><\/p>\n\n\n\n

Basic COBOL Interview Questions<\/strong><\/h2>\n\n\n\n

1. What is binary search, and how does it work?<\/span><\/strong><\/h3>\n\n\n\n

Use a sorted array to conduct your search. First, compare the object you’re looking for to the item in the center. If it matches, that’s great; if not, repeat the process with the left or right half, depending on where the object is located.<\/span><\/p>\n\n\n\n

2. What is the purpose of EXIT?<\/span><\/strong><\/h3>\n\n\n\n

It has no effect! It must be the only sentence in a paragraph if it is used.<\/span><\/p>\n\n\n\n

3. How is the sign kept in a field for comp-3 ?<\/span><\/strong><\/h3>\n\n\n\n

It’s tucked away in the very last smidgeon. So, if your phone number is +800, the last byte will be:<\/span><\/p>\n\n\n\n