What command lists the contacts of the current directory?
Support Linux Interview Questions
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1. What does the command “free” do? 2. What does the command “top” do? 3. What does “vi” do? 4. How would you set permissions to read-write-execute for the file owner, and nothing for anyone else? 5. What command lists the contacts of the current directory? 6. What character means “current user’s home directory? During the phone interview, the tech person asked: what is the key difference between puppet and ansible?
For a Linux administration position, I was asked a surprising number of Windows questions. While I personally have a fair bit of Windows experience, most Linux admins would not fare well.
Lots of general questions about C and C++. Inheritance, Polymorphism, etc. Lots of questions from OS and Hardware like describing memory Layout of program, What’s in the stack, heap, bss, text, etc. Where are static variables in memory, what are Semaphores vs Mutex vs Spinlock, What are interrupts in OS, Paging in OS. Why is it useful, What is a cache, where is it?
What do you know about Linux?
Explain FileSystem in Linux and booting process of Linux Server
How to perform OS hardening and patching?
What is a process. Diff b/w thread and process Ques. on Linked List Ques. on OS
How do you deploy a server using VMware?
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