Explain the method of changing file access permission?

1011

---

What are the pros of executing processes in the background?

919

---

What is the ‘nohup’ in unix?

995

---

Can you explain what does the kernel do?

972

---

What is alias mechanism? Explain.

1045

---

Enlist common shells with their indicators.

1094

---

Name the key features of the korn shell.

1048

---

Explain the following statement, “it is not advisable to use root as the default login.”

925

---

How can you edit a large file without opening it in unix?

949

---

How would you display the last line of a file?

966

---

Explain file system in unix.

1031

---

Differentiate swapping and paging.

946

---

Explain the term filter.

990

---

What do you understand by unix shell?

1067

---

How can you count the number of characters and lines in a file?

1043

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