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What will be the output of the following MATLAB code?

medium📝 Predict Output Q4 of 15
MATLAB - File I/O
What will be the output of the following MATLAB code?
T = readtable('data.xlsx', 'Sheet', 'Sheet1'); disp(T(1, :));
AThrows an error because 'Sheet' is invalid
BDisplays the first column of the table from Sheet1
CDisplays the first row of the table from Sheet1
DDisplays the entire table
Step-by-Step Solution
Solution:
  1. Step 1: Understand readtable with 'Sheet' parameter

    The code reads data from 'Sheet1' into table T.
  2. Step 2: Analyze disp(T(1, :))

    This displays the first row and all columns of the table.
  3. Final Answer:

    Displays the first row of the table from Sheet1 -> Option C
  4. Quick Check:

    disp(T(1, :)) shows first row [OK]
Quick Trick: Use T(row, :) to get a full row from a table [OK]
Common Mistakes:
  • Confusing row and column indexing
  • Thinking 'Sheet' is invalid
  • Expecting full table display

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