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Sarkari MCQs Government Exam Question Bank
Question no. 92181

What purpose does jdb serve_________________?

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Answer: D. java debugger

Explanation

The jdb utility serves as the standard command line Java debugger tool. It allows developers to inspect program execution, set breakpoints, and examine variables. Debugging helps isolate and resolve logical errors in compiled Java applications. Command line developer tools are essential for troubleshooting headless servers. The Java Development Kit includes compilers, debuggers, and packaging utilities. Debuggers communicate with running virtual machines using JPDA protocols.

Systems engineers use jdb when integrated development environments are unavailable. Troubleshooting production bugs often requires attaching remote debugging sessions. Mastering command line tools empowers developers to work in any server environment. Disassembler tools inspect compiled bytecode rather than debugging live programs. Java interpreter executes bytecode but does not provide interactive debugging features. Java compiler translates source code into bytecode rather than debugging apps.

Subject
Computer Science
Category
Software Engineering
Topic
—
Difficulty
medium

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