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INSERT INTO wp1f_actionscheduler_actions ( `hook`, `status`, `scheduled_date_gmt`, `scheduled_date_local`, `schedule`, `group_id`, `priority`, `args` )
SELECT 'wp_mail_smtp_summary_report_email', 'pending', '2026-04-20 11:00:00', '2026-04-20 14:00:00', 'O:32:\"ActionScheduler_IntervalSchedule\":5:{s:22:\"\0*\0scheduled_timestamp\";i:1776682800;s:18:\"\0*\0first_timestamp\";i:1776682800;s:13:\"\0*\0recurrence\";i:604800;s:49:\"\0ActionScheduler_IntervalSchedule\0start_timestamp\";i:1776682800;s:53:\"\0ActionScheduler_IntervalSchedule\0interval_in_seconds\";i:604800;}', 13, 10, '[null]' FROM DUAL
WHERE (
SELECT action_id FROM wp1f_actionscheduler_actions
WHERE status IN ( 'pending', 'in-progress' )
AND hook = 'wp_mail_smtp_summary_report_email'
AND `group_id` = 13
LIMIT 1 ) IS NULL
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SELECT 'wp_mail_smtp_admin_notifications_update', 'pending', '2026-04-16 08:05:16', '2026-04-16 11:05:16', 'O:32:\"ActionScheduler_IntervalSchedule\":5:{s:22:\"\0*\0scheduled_timestamp\";i:1776326716;s:18:\"\0*\0first_timestamp\";i:1776326716;s:13:\"\0*\0recurrence\";i:86400;s:49:\"\0ActionScheduler_IntervalSchedule\0start_timestamp\";i:1776326716;s:53:\"\0ActionScheduler_IntervalSchedule\0interval_in_seconds\";i:86400;}', 13, 10, '[null]' FROM DUAL
WHERE (
SELECT action_id FROM wp1f_actionscheduler_actions
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AND hook = 'wp_mail_smtp_admin_notifications_update'
AND `group_id` = 13
LIMIT 1 ) IS NULL
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SELECT 'aioseo_cache_prune', 'pending', '2026-04-16 08:04:16', '2026-04-16 11:04:16', 'O:32:\"ActionScheduler_IntervalSchedule\":5:{s:22:\"\0*\0scheduled_timestamp\";i:1776326656;s:18:\"\0*\0first_timestamp\";i:1776326656;s:13:\"\0*\0recurrence\";i:86400;s:49:\"\0ActionScheduler_IntervalSchedule\0start_timestamp\";i:1776326656;s:53:\"\0ActionScheduler_IntervalSchedule\0interval_in_seconds\";i:86400;}', 9, 10, '[]' FROM DUAL
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SELECT 'aioseo_cache_prune', 'pending', '2026-04-16 08:04:16', '2026-04-16 11:04:16', 'O:32:\"ActionScheduler_IntervalSchedule\":5:{s:22:\"\0*\0scheduled_timestamp\";i:1776326656;s:18:\"\0*\0first_timestamp\";i:1776326656;s:13:\"\0*\0recurrence\";i:86400;s:49:\"\0ActionScheduler_IntervalSchedule\0start_timestamp\";i:1776326656;s:53:\"\0ActionScheduler_IntervalSchedule\0interval_in_seconds\";i:86400;}', 9, 10, '[]' FROM DUAL
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WHERE ( SELECT NULL FROM DUAL ) IS NULL
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Cambridge IGCSE and O Level Computer Science Second Edition
KSh3,850.00
In stock
By (author) David Watson , By (author) Helen Williams
This title is endorsed by Cambridge Assessment International Education to support the full syllabus for examination from 2023.
Benefit from the knowledge of our renowned expert authors to navigate through the content of the updated Cambridge IGCSE (TM) and O Level Computer Science syllabuses (0478/0984/2210).
– Develop computational thinking and problem-solving skills: clearly-explained concepts are followed by opportunities to implement in the programming language of choice.
– Build an understanding of computer systems and associated technologies: carefully prepared worked examples explain new ideas alongside activities to test and consolidate.
– Navigate the syllabus confidently: supplementary subject content is flagged clearly, with introductions to each topic outlining the learning objectives.
– Satisfy curiosity: students are encouraged to deepen their knowledge and understanding of the subject with Extension Activities and Find Out More.
– Consolidate skills and check understanding: self-assessment questions, activities and exam-style questions are embedded throughout the book, alongside key definitions of technical terms and a glossary.
Answers to the Student Book are available in Cambridge IGCSE and O Level Computer Science Teacher’s Guide with Boost Subscription 9781398318502
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