EXHIBIT 99.1(a)

                            CERTIFICATION PURSUANT TO
                             18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Annual Report of Volt Information Sciences, Inc. (the
"Company") on Form 10-K for the year ended November 3, 2002, as filed with the
Securities and Exchange Commission on the date hereof (the "Report"), I, William
Shaw, Principal Executive Officer of the Company, certify, pursuant to 18 U.S.C.
Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of
2002 that, to the best of my knowledge:

      (1)   The Report fully complies with the requirements of Section 13(a) or
            15(d) of the Securities Exchange Act of 1934; and

      (2)   The information contained in the report fairly presents, in all
            material respects, the financial condition and results of operations
            of the Company.

January 30, 2003


                                           /s/ William Shaw
                                           ---------------------------
                                           William Shaw
                                           Principal Executive Officer