
DM_Unit1
Authored by Vongpasith Phouthone
Computers
University
10 Questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
ຂະບວນການໃດຕໍ່ໄປນີ້ທີ່ອະທິບາຍການຂຸດຄົ້ນຂໍ້ມູນໄດ້ດີທີ່ສຸດ?
ການລວບລວມຂໍ້ມູນຈາກແຫຼ່ງຕ່າງໆ
ການສະກັດເອົາຂໍ້ມູນທີ່ເປັນປະໂຫຍດ ແລະ ມີຄວາມຮູ້ຈາກຂໍ້ມູນຂະໜາດໃຫຍ່
ການນຳສະເໜີຂໍ້ມູນໃນຮູບແບບທີ່ເຂົ້າໃຈງ່າຍ
ການກຳຈັດຂໍ້ມູນທີ່ບໍ່ຖືກຕ້ອງອອກຈາກຖານຂໍ້ມູນ
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
ເຕັກນິກໃດທີ່ໃຊ້ເພື່ອຫຼຸດຜ່ອນຈຳນວນຕົວແປທີ່ໃຊ້ໃນຕົວແບບການຂຸດຄົ້ນຂໍ້ມູນ?
Data Integration
Data Transformation
Feature Selection
Data Discretization
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
ບັນຫາທາງດ້ານຈັນຍາບັນໃດທີ່ມັກກ່ຽວຂ້ອງກັບການຂຸດຄົ້ນຂໍ້ມູນ?
ຄວາມຖືກຕ້ອງຂອງຂໍ້ມູນ
ຄວາມເປັນສ່ວນຕົວຂອງຂໍ້ມູນ
ຄວາມໄວໃນການປະມວນຜົນ
ຂະໜາດຂອງຖານຂໍ້ມູນ
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
ເຄື່ອງມືໃດຕໍ່ໄປນີ້ທີ່ນິຍົມໃຊ້ໃນການຂຸດຄົ້ນຂໍ້ມູນ?
Microsoft Word
Adobe Photoshop
RapidMiner
Microsoft Excel (ໃຊ້ໄດ້, ແຕ່ບໍ່ໄດ້ອອກແບບມາເພື່ອຈຸດປະສົງນີ້ໂດຍສະເພາະ)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ຂັ້ນຕອນໃດຕໍ່ໄປນີ້ທີ່ຖືວ່າເປັນຂັ້ນຕອນເບື້ອງຕົ້ນທີ່ສຳຄັນໃນຂະບວນການຂຸດຄົ້ນຂໍ້ມູນ?
Model Deployment
Data Visualization
Data Cleaning
Pattern Evaluation
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
ຄວາມແຕກຕ່າງທີ່ສຳຄັນລະຫວ່າງ Classification ແລະ Clustering ແມ່ນຫຍັງ?
OverfittingClassification ໃຊ້ກັບຂໍ້ມູນຕົວເລກເທົ່ານັ້ນ, ໃນຂະນະທີ່ Clustering ໃຊ້ກັບຂໍ້ມູນປະເພດ
Classification ຕ້ອງການຂໍ້ມູນທີ່ຖືກຈັດປະເພດແລ້ວ, ໃນຂະນະທີ່ Clustering ບໍ່ຕ້ອງການ
Classification ໃຊ້ເພື່ອຄາດຄະເນ, ໃນຂະນະທີ່ Clustering ໃຊ້ເພື່ອຈັດກຸ່ມ
ບໍ່ມີຄວາມແຕກຕ່າງ, ທັງສອງແມ່ນເຕັກນິກດຽວກັນ
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Association Rule Mining ສ່ວນໃຫຍ່ແມ່ນໃຊ້ເພື່ອຫຍັງ?
ເພື່ອຄາດຄະເນຄ່າຕົວເລກ
ເພື່ອຊອກຫາຄວາມສຳພັນລະຫວ່າງຕົວແປໃນຖານຂໍ້ມູນ
ເພື່ອຈັດກຸ່ມຂໍ້ມູນ
ເພື່ອຈັດປະເພດຂໍ້ມູນ
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