EXHIBIT 31.3
CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER REQUIRED BY
RULE 13A-14(a) OF THE SECURITIES EXCHANGE ACT OF 1934, AS AMENDED,
AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002
I, Louis E. Silverman, certify that:
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1. | I have reviewed this Amendment No. 1 to Form 10-K of Quality Systems, Inc.; and |
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2. | Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report. |
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| By: | /s/ LOUIS E. SILVERMAN |
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Date: July 28, 2008 |
| Louis E. Silverman, |
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| Chief Executive Officer |
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| (Principal Executive Officer) |
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