Which of following options is the output of the following code snippet:

clc; clear;

word = 'a';
word(3) = 'b';
word = [word 'c'];
word = [word ' ' 'd'];
fprintf('%s', word);

Question

Which of following options is the output of the following code snippet:

clc; clear;

word = 'a';
word(3) = 'b';
word = [word 'c'];
word = [word '   '  'd'];
fprintf('%s', word);

BlackTom AI · Accepted Answer

The task presents a MATLAB/Octave-style code snippet and asks which option is the output. However, the provided answer_options array is empty, so there are no explicit choices to evaluate point-by-point.

To understand the output, analyze the code step by step:
1) word = 'a';
   - word is a 1-by-1 character array containing the letter a.
2) word(3) = 'b';
   - Accessing index 3 when the vector length is 1 extends the array to length 3. MATLAB fills the new positions with spaces. After this statement, word becomes 'a b' (i.e., the characters: 'a', space, 'b').
3) word = [word 'c'];
   - Concatenating 'c' to the right yields 'a bc' (characters: 'a', space, 'b', 'c').
4) word = [word '   '  'd'];
   - This line appends a sequence consisting of spaces and the letter d. The exact number and type of spaces shown in the code snippet appear as non-breaking spaces in the display, but the intent is to append some spaces followed by 'd'. The result is a longer string that ends with 'd', with spaces preceding it.
5) fprintf('%s', word);
   - This prints the final string stored in word without a trailing newline.

Putting it together, the final output is a string that starts with 'a bc' and ends with 'd', with embedded spaces between segments. This aligns with the provided answer 'a bc d'.

Since there are no alternative answer options to compare against, we cannot evaluate which choice is correct or incorrect. If you intended to include multiple choices, please provide the option list so we can perform a comparative, option-by-option analysis and explain why each choice is right or wrong.

Note on potential ambiguities: The exact spacing in the final part of the string depends on the precise characters represented by the snippet (especially the non-breaking spaces in the quotes). In a typical MATLAB environment, the constructed sequence would yield a readable string like 'a bc   d' if multiple spaces are inserted; given the display shows a single 'd' separated by spaces, the expected visible output is commonly presented as 'a bc d'.

COP2271 M9 Quiz: Strings!

Which of following options is the output of the following code snippet: clc; clear; word = 'a'; word(3) = 'b'; word = [word 'c']; word = [word ' ' 'd']; fprintf('%s', word);

查看解析

登录即可查看完整答案

类似问题

What is the results stored in variable str?string strURL = "http://www.nyp.edu.sg";var str = str.Substring(IndexOf('.',4);

Write a generic expression using string manipulation to check if the following email has a username of more than 4 characters String user = "username"; if ( ___________________)

Write the generic expression using string manipulation to extract the month information of a date of birth (DOB) from the following string:String strDOB = "My date of birth is 15/12/2008 (DD/MM/YYYY)";String month = strDOB.Substring( ____________ ) ;

What is the correct string manipulation syntax to extract the first 2 digits of the admin number? string str = "170064B";

Question at position 28 What will be printed on the screen when the following Python code is executed? Hi, world! Hi, there!! hi, there!! Hi, there! Clear my selection

Question at position 3 What will be printed on the screen when the following Python code is executed? Hi, there! hi, there!! Hi, there!! Hi, world! Clear my selection

更多留学生实用工具

考试浏览器助手

风格化写作助手

论文查重助手

文献引用助手

课堂转译助手

课堂笔记助手

Quiz搜索助手

学校历年真题

智能刷题助手

智能匹配练习

希望你的学习变得更简单