Question 2 Consider the correctness statement x == x { x = x + 1; } P where x has type integer. The correctness statement is valid when P is the assertion: Ox>0 Ox<0 Ox> 1 Ox< 1 false The correctness statement is invalid in all above cases.
Question 2 Consider the correctness statement x == x { x = x + 1; } P where x has type integer. The correctness statement is valid when P is the assertion: Ox>0 Ox<0 Ox> 1 Ox< 1 false The correctness statement is invalid in all above cases.
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
Section: Chapter Questions
Problem 1PE
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Transcribed Image Text:Question 2
Consider the correctness statement
x == x { x = x + 1; } P
where x has type integer. The correctness statement is valid when P is the assertion:
Ox>0
Ox<0
Ox> 1
Ox< 1
false
The correctness statement is invalid in all above cases.
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