Exam Details
| Subject | operating system | |
| Paper | paper 13 | |
| Exam / Course | m.c.a | |
| Department | ||
| Organization | Nalanda Open University | |
| Position | ||
| Exam Date | April, 2018 | |
| City, State | bihar, patna |
Question Paper
N A L A N D A O P E N U N I V E R S I T Y
Master of Computer Application Part-II
PAPER-XIII [Practical]
(Operating System)
Annual Examination, 2018
Time 2 Hours. SET-I Full Marks 20
Answer all the Questions. All questions carry equal marks.
1. Write and execute the following UNIX commands
To change to a new directory from the current directory.
To summarize the free space on disk device.
To remove the files with file name starting with b or B in the current directory.
To compare two files and show the differences.
To show the date and time.
2. Write a shell program, using "grep" to find the number of occurrences of a string "and" in a
text file and display its count.
Master of Computer Application Part-II
PAPER-XIII [Practical]
(Operating System)
Annual Examination, 2018
Time 2 Hours. SET-I Full Marks 20
Answer all the Questions. All questions carry equal marks.
1. Write and execute the following UNIX commands
To change to a new directory from the current directory.
To summarize the free space on disk device.
To remove the files with file name starting with b or B in the current directory.
To compare two files and show the differences.
To show the date and time.
2. Write a shell program, using "grep" to find the number of occurrences of a string "and" in a
text file and display its count.
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