คำชี้แจง : ให้นักเรียนตอบคำถามต่อไปนี้
กิจกรรมที่ 3.3 เรื่อง ซอฟต์แวร์ประยุกต์
1.ในเครื่องคอมพิวเตอร์ของนักเรียนมีไฟล์ชนิดใดบ้าง
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ชื่อ-นามสกุล………………………………….……………… ชั้น ม.2/... เลขที่ …..
2.ให้นักเรียนค้นหาโปรแกรมใหม่ๆ ที่อนุญาตให้ใช้งานโดยไม่เสียค่าใช้จ่าย พร้อมบอกวัตุประสงค์และอธิบายวิธีการใช้งานเบื้องต้น
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