Oracle Installation Interview Questions and Answers - 1
Question: 1
What is System Activity Reporter (SAR)?
SAR is a utility to display resource usage on the UNIX system, such as CPU activity, disk and memory usuage.
There are a number of switches or options that can be used with SAR.
Question: 2
Which UNIX command will control the default file permissions when files are created?
The umask command controls the default file permissions when files are created.
Question: 3
What is the difference between a soft link and a hard link?
In the UNIX operating system, a filename can point either to the data of the file or another file.
A soft link or symbolic link refers to a filename which points to another file while hard link refers to a filename that point to a file, which actually contains data.
Question: 4
Can you change the priority of a process in UNIX?
You can use the renice command to change the priority of a UNIX process with the following restrictions.
A user can only change the nice value of processes, which they own.
A user cannot start processes with nice value less than 20
A user cannot lower the nice values of their processes after they have raised them
Root has full access to the renice command.
Question: 5
What is the cut command in UNIX?
The cut command in used to extract sections from each line of input.
1000+ Verbal Reasoning Test with Answers Pdf More
1000+ Classification Quiz Non Verbal Reasoning Questions Pdf More
1000+ Computer MCQ Questions for Competitive Exams Pdf More
Non Verbal Reasoning Questions and Answers for Bank Exams More
tnpsc vao chemistry question paper with answers More
Short Reading Comprehension Passages for Beginners More
1000+ Bridge Engineering Multiple Choice Questions and Answers More
100+ Mathematical Reasoning Questions with Answers More
1000+ Computer Communication Interview Questions & Answers More
10+ Logic Mathematics Questions and Answers More