Rackspace Linux System Administrator Interview Questions and Answers

General appitute question

Q1. What is pointer what is array
Ans. 
A pointer is a variable that stores the memory address of another variable. An array is a collection of similar data types.
• Pointers allow for dynamic memory allocation and manipulation.

• Arrays can be one-dimensional or multi-dimensional.

• Example of pointer: int *ptr = # where num is an integer variable.

• Example of array: char str[10] = {'H', 'e', 'l', 'l', 'o', ' ', 'W', 'o', 'r', 'l', 'd'};
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Q1. Tell me about your self
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Q1. Most of AD, Server, VWware,
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