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HCU MCA 2015 Paper

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Note: Answer questions 71 and 72 based on the following algorithm.

START

\text{ \textbackslash}

\text{STR := ' ' ,}

\

\text{ }

ASTR := ‘a’,

\text{ \textbackslash}

\text{BSTR : = 'b' WHILE LENGTH (}

\

\text{ }

STR) < 100

INPUT OPTION AS 1 OR 2

READ OPTION INTO

\text{ \textbackslash}

\text{OPT IF (}

\

\text{ }

OPT = 1) THEN

APPEND

\text{ \textbackslash}

\text{ASTR IN THE BEGINNING OF }

\

\text{ }

STR

APPEND

\text{ \textbackslash}

\text{BSTR IN THE END OF }

\

\text{ }

STR

END IF

IF (

\text{ \textbackslash}

\text{OPT = 2) THEN APPEND COPY OF }

\

\text{ }

STR AT THE END OF

\text{ \textbackslash}

\text{STR ENDWHILE OUTPUT }

\

\text{ }

STR

END

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Question : 71 of 75

Marks: +1, -0

Length of

\$

STR is;

always odd.
multiple of 4 for length of $\$$ STR ≥ 4.
can be even or odd.
none of these

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