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Welcome to the Filters and Regular Expressions MCQs Page

Dive deep into the fascinating world of Filters and Regular Expressions with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Filters and Regular Expressions, a crucial aspect of UNIX. In this section, you will encounter a diverse range of MCQs that cover various aspects of Filters and Regular Expressions, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within UNIX.

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Check out the MCQs below to embark on an enriching journey through Filters and Regular Expressions. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of UNIX.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Filters and Regular Expressions. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Filters and Regular Expressions MCQs | Page 3 of 18

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Q21.
By default, sort command reorders lines in ASCII collating sequence.

a.

True

b.

False

c.

May be

d.

Can't say

Discuss
Answer: (a).True
Q22.
Sort command uses ____ as default field delimiter.

a.

tab

b.

single space

c.

double tab

d.

one or more continuous spaces

Discuss
Answer: (d).one or more continuous spaces
Q23.
Which option is used with sort command to specify the field delimiter?

a.

-a

b.

-t

c.

-k

d.

-n

Discuss
Answer: (b).-t
Q24.
Which option is used for sorting a file according to primary key?

a.

-t

b.

-k

c.

-n

d.

-l

Discuss
Answer: (b).-k
Q25.
The sort order can be reversed using ___ option.

a.

-t

b.

-k

c.

-r

d.

-n

Discuss
Answer: (c).-r
Q26.
We can perform sorting on secondary key also using sort command.

a.

True

b.

False

c.

May be

d.

Can't say

Discuss
Answer: (a).True
Q27.
We cannot perform sorting on columns using sort command.

a.

True

b.

False

c.

May be

d.

Can't say

Discuss
Answer: (b).False
Q28.
Which option is used when we’ve to sort files containing only numbers?

a.

-n

b.

-a

c.

-d

d.

-u

Discuss
Answer: (a).-n
Q29.
_____ option is used with sort command for removing repeated lines.

a.

-n

b.

-u

c.

-t

d.

-a

Discuss
Answer: (b).-u
Q30.
Which option is used by the sort command to redirect the output to a specified file?

a.

-n

b.

-t

c.

-o

d.

-u

Discuss
Answer: (c).-o
Page 3 of 18

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