Unix Mock Test 7 - Sanfoundry

10%

Question 1 of 10

1. The output of the following command will be:

$ uniq  foo1 foo2

erroneous

concatenates both files

output stored in foo2

process foo1 and output is stored in foo2

Question 1 of 10

Question 2 of 10

2. Which symbol is used for matching a single character?

Question 2 of 10

Question 3 of 10

head -n 3 emp.lst | tr ‘[a-z]’  ‘[A-Z]’

Above command will change the case of text from lower to upper.

True

False

Question 3 of 10

Question 4 of 10

4. read command is shell’s internal tool.

False

True

Question 4 of 10

Question 5 of 10

5. To perform decision depending on the fulfillment of certain criteria, ____ is used.

else

if and else

for

Question 5 of 10

Question 6 of 10

6. grep command supports both extended and regular expressions.

False

True

Question 6 of 10

Question 7 of 10

7. Which command is used for locating repeated and non-repeated lines?

paste

sort

uniq

cut

Question 7 of 10

Question 8 of 10

8. To check more than two conditions, ___ is used with if-else statements.

for

while

for

elif

Question 8 of 10

Question 9 of 10

9. Which option is used with uniq command for selecting non-repeated lines?

-a

-i

-c

-u

Question 9 of 10

Question 10 of 10

10. Which option is used with grep command for ignoring the case in pattern searching?

-v

-i

-a

-e

Question 10 of 10