Ex 2) Trace the following flowchart for the input values 3, 12, -2, 5, 15, 1, 1, 1 and complete the trace table. Also, write pre- post-conditions for this flowchart. start sum1(0 sum20 i+1 F i≤4 i+i+1 T num sum1 sum1 + num sum1 sum2 i num output i1 F i≤4 i+i+1 F sum1=sum2 num T "no" "yes" sum2sum2 + num end

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Ex 2) Trace the following flowchart for the input values 3, 12, -2, 5, 15, 1, 1, 1 and complete
the trace table. Also, write pre- post-conditions for this flowchart.
start
sum1(0
sum20
i1
i≤4
i+i+1
☑T
num
FL
sum1 sum1 + num
sum1 sum2 i
num
output
i1
F
i≤4
ii+1
F
T
(sum1=sum2
num
T
"no"
"yes"
sum2sum2 + num
end
Transcribed Image Text:Ex 2) Trace the following flowchart for the input values 3, 12, -2, 5, 15, 1, 1, 1 and complete the trace table. Also, write pre- post-conditions for this flowchart. start sum1(0 sum20 i1 i≤4 i+i+1 ☑T num FL sum1 sum1 + num sum1 sum2 i num output i1 F i≤4 ii+1 F T (sum1=sum2 num T "no" "yes" sum2sum2 + num end
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