
Seriese and Recurrence Relations

Quiz
•
Computers
•
University
•
Medium
Vongpasith Phouthone
Used 1+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ເປັນຫຍັງການເຂົ້າໃຈ Recurrence Relations ຈຶ່ງມີປະໂຫຍດຕໍ່ນັກພັດທະນາເວັບ?
ເພື່ອອອກແບບຖານຂໍ້ມູນທີ່ມີປະສິດທິພາບ.
ເພື່ອຂຽນ CSS selectors ທີ່ຊັບຊ້ອນ.
ເພື່ອວິເຄາະປະສິດທິພາບ (ເຊັ່ນ: Time Complexity) ຂອງຟັງຊັນ ຫຼື ຂັ້ນຕອນວິທີແບບ Recursive ທີ່ໃຊ້ໃນການປະມວນຜົນຂໍ້ມູນ ຫຼື ການສະແດງຜົນ.
ເພື່ອຕັ້ງຄ່າ Web Server.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Recurrence Relation ແມ່ນຫຍັງ?
ສູດທີ່ກຳນົດພົດໃດໜຶ່ງຂອງລຳດັບໂດຍກົງຈາກດັດຊະນີ `n`.
ສົມຜົນທີ່ກຳນົດພົດໃດໜຶ່ງຂອງລຳດັບໂດຍອີງໃສ່ພົດກ່ອນໜ້າໜຶ່ງ ຫຼື ຫຼາຍພົດໃນລຳດັບນັ້ນ.
ສົມຜົນທີ່ໃຊ້ສະເພາະໃນການຄິດໄລ່ດອກເບ້ຍ.
ລຳດັບຂອງຕົວເລກທີ່ບໍ່ມີແບບແຜນ.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ອົງປະກອບສຳຄັນທີ່ຕ້ອງມີຄູ່ກັບ Recurrence Relations ເພື່ອໃຫ້ສາມາດກຳນົດລຳດັບໄດ້ຢ່າງສົມບູນແມ່ນຫຍັງ?
ສົມຜົນລັກສະນະ (Characteristic Equation)
ຄ່າຄົງທີ່ (Constants)
ເງື່ອນໄຂເບື້ອງຕົ້ນ (Initial Conditions) ຫຼື ກໍລະນີພື້ນຖານ (Base Cases)
ຕົວປ່ຽນ`n`
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Recurence Relations `F(n) = F(n-1) + F(n-2)` ໂດຍມີ `F(0)=0` ແລະ `F(1)=1` ອະທິບາຍລຳດັບໃດ?
ລຳດັບເລຂາຄະນິດ (Geometric Sequence)
ລຳດັບ Factorial
ລຳດັບ Fibonacci
ລຳດັບເລກຄະນິດ (Arithmetic Sequence)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ໃຫ້ Recurrence Relations `a_n = 3 a_{n-1}` ແລະ ເງື່ອນໄຂເບື້ອງຕົ້ນ `a_0 = 2`. ຄ່າຂອງ `a_2` ແມ່ນເທົ່າໃດ?
6
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18
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ວິທີການແທນຄ່າຊ້ຳໆ (Iteration/Substitution Method) ໃຊ້ເພື່ອເຮັດຫຍັງກັບRecurrence Relations?
ເພື່ອຊອກຫາເງື່ອນໄຂເບື້ອງຕົ້ນ.
ເພື່ອພິສູດວ່າRecurrence Relations ຖືກຕ້ອງ.
ເພື່ອປ່ຽນRecurrence Relationsໃຫ້ເປັນສູດ Closed-form (Explicit formula) ໂດຍການສັງເກດຮູບແບບ.
ເພື່ອແຕ້ມກຣາຟຂອງລຳດັບ.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ສົມຜົນລັກສະນະ (Characteristic Equation) ຂອງ Recurrence Relations ລີເນແອເອກະພັນ `a_n = 4a_{n-1} - 3a_{n-2}` ແມ່ນຫຍັງ?
`r - 4 = 0`
`r^2 - 4r + 3 = 0`
r^2 + 4r - 3 = 0`
4r - 3 = 0`
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