12. Match the following for Unix system calls: List – I List – II (a) exec (i) Creates a new process (b) brk (ii) Invokes another program overlaying memory space with a copy of an executable file (c) wait (iii) To increase or decrease the size of data region (d) fork (iv) A process synchronizes with termination of child process code: a b c d

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Question:
12.	
Match the following for Unix system calls:

List – I List – II

(a) exec (i) Creates a new process

(b) brk (ii) Invokes another program overlaying memory space with a copy of an executable file

(c) wait (iii) To increase or decrease the size of data region

(d) fork (iv) A process synchronizes with termination of child process

code:
a b c d

1.(ii) (iii) (iv) (i)

2. (iii) (ii) (iv) (i)

3. (iv) (iii) (ii) (i)

4. (iv) (iii) (i) (ii)


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