Infosys Certified L1 Junior Open Source Programmer
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Join Premium10 Infosys Certified L1 Junior Open Source Programmer practice questions with answers
Real Lex exam-pattern multiple-choice questions for the Infosys Certified L1 Junior Open Source Programmer certification. Each question includes the correct answer. The full question bank is available to Premium members.
- Question 1
Memory , Process , Pheripheral and Information is managed in Unix by- ✓ Kernel Correct
- B Shell
- C User
- D Hardware Layer
- Question 2
How do you cut & paste in vi editor- ✓ "dd" to cut and "p" to paste Correct
- B "yy" to cut and "p" to paste
- C "cc" to cut and "p" paste
- D None
- Question 3
vi one.c two.c three.c is executed on the shell prompt, one.c appears on the editor, how do you goto next file- ✓ :next Correct
- B :new
- C :two.c
- D :goto two.c
- Question 4
Which of the following command is not a shell built-in?- ✓ ls -l Correct
- B echo
- C type
- D pwd
- Question 5
A new file called 'test' is created in your system and ls -l test suggests that the permission for this new file is rw- for user, r-- for group and r-- for others. Also umask in the system is 222, then the system wide default permission for the file is- ✓ 666 Correct
- B 444
- C 644
- D 777
- Question 6
Consider the following sequence of command executions mentioned below:
$ cat >a.txt
Infosys
Mysore
$ cat >b.txt
Infy
Bangalore
$ ________________
Output:
Infosys Infy
Mysore Bangalore
For obtaining the above output which of the following command can be used?
i. cat a.txt b.txt
ii. paste a.txt b.txt
iii. cmp a.txt b.txt
- ✓ Only (i) and (ii) Correct
- B Only (i) and (iii)
- C Only (ii)
- D Only (iii)
- Question 7
Which of the following is/are TRUE about External Commands?
i. These are stored as files having an independent existence
ii. The shell creates a process for these commands
iii. Examples cd, echo
iv. The shell executes these scripts by spawning another shell
v. Examples cat, ls
- ✓ All are TRUE Correct
- B Only i, ii, v are TRUE
- C Only i, ii, iii, v are TRUE
- D Only i, iii are TRUE
- Question 8
Which of the following commands in Linux can be used to extract a column from a text file?
- ✓ paste Correct
- B get
- C cut
- D tar
- Question 9
What will be the nature of the output for the following command?
$who | head -2 | tail -2
- ✓ The last user's details are listed Correct
- B The last but one user's details are listed
- C The last 2 users details are listed.
- D The first 2 users details are listed.
- Question 10
Which command you will use to display all lines that ends with the word END in the file bala?
- ✓ grep END$ bala Correct
- B grep ^end bala
- C grep ^END bala
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