Answer / satish kharat

When successful exec will not return, it will start
executing the new program
However if there is an- error exec returns -1 and sets the
errno to the appropriate value

if one of the critical section code (linked list) is under ISR & another one in kernel thread ? How you will synchronize for this critical section code ?

4 Answers   NetApp,

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what is samba, what is configuration file, how it will work?

3 Answers   Wipro,

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what are the backup utilites on red hat linux 4.0?

4 Answers   Wipro,

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What are system calls used for process management in linux?

0 Answers  

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1.Diff between Active and passive FTP? 2.What is anacron? 3.Diff between yum update and yum install while doing for kernel? 4.root_squash and no_root_squash does what? 5.What are the commands will you execute to find a new hardware? 6.How will you find out a lun allocated from SAN? 7.What is the main diff in CaT5 and CAT6 cable, except the 1/100 and 1/1000? 8.What is stale NFS and How will you fix it? 9.What is kernel panic error? 10.How will you recover password and shadow file, in case both got deleted. Explain the steps? 11.Explain boot process 12.What is network bonding. Explain the steps? 13.What are the exit codes returned by FSCK? 14.What is LDOM? 15.Diff between block and character device?

2 Answers   Wipro,

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I would like to know whether Simado and Setu products are they EPBX or not ?

0 Answers   IBM,

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if root user forget the password how to change it?

4 Answers   Wipro,

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What do fork() internally call?

3 Answers  

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what is the difference between user APIs and kernel system calls ?

1 Answers   NetApp,

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What are the signals we have in Linux

3 Answers   HCL, NetApp,

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how to create samba server in fedora linux 9 ?

2 Answers   Accenture,

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what happens when we do insmod & rmmod in Linux Device Drivers ?

2 Answers  

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