Bash Shell Scripting - Parsing Arguments Using "getopts "

Bash Shell Scripting - Parsing Arguments Using "getopts "

Assessment

Interactive Video

•

Information Technology (IT), Architecture, Business

•

University

•

Practice Problem

•

Hard

Created by

Wayground Content

FREE Resource

The video tutorial explains the use of the Getopts function in Bash scripting. It covers setting up a script to parse command-line options and arguments, demonstrating how to handle first, middle, and last names, as well as comments. The tutorial also explores advanced usage, such as handling additional arguments and shifting parameters. The flexibility of Getopts in parsing options in any order is highlighted, along with practical examples of appending results to a file.

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary goal of the script discussed in the video?

To calculate mathematical operations

To parse and construct a string from user inputs

To manage system processes

To create a graphical user interface

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which command is used to parse command-line options in the script?

getopts

awk

sed

grep

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What symbol is used in getopts to indicate that an option requires an argument?

Comma (,)

Colon (:)

Period (.)

Semicolon (;)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the script, how are different options handled after being parsed?

Using if-else statements

Using switch-case statements

Using while loops

Using for loops

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What variable is used to store the argument value of an option in getopts?

argval

optval

argopt

optarg

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of constructing a result string in the script?

To create a backup of files

To execute system commands

To display system information

To store user inputs in a formatted manner

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the script ensure that options can be passed in any order?

By using a specific sequence of commands

By hardcoding the order of options

By ignoring the order of inputs

By using a flexible parsing method

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