國中科技2下2-1 (搜尋)

Flashcard
•
Education
•
6th - 8th Grade
•
Hard
Wayground Content
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5 questions
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1.
FLASHCARD QUESTION
Front
若利用「線性搜尋法」在附圖的資料中搜尋數字「3」,下列敘述何者正確? 資料必須先經過排序才能搜尋, 只要比較3次就確定數字「3」不在資料中, 要比較12次才能確定數字「15」不在資料中, 數字「3」不在資料中,無法使用線性搜尋法
Back
要比較12次才能確定數字「15」不在資料中
2.
FLASHCARD QUESTION
Front
小惠從第一筆資料開始依序尋找自己的名字,請問他所使用的是何種搜尋法?
Back
線性搜尋法
3.
FLASHCARD QUESTION
Front
關於「二元搜尋法」,下列敘述何者錯誤? 比較一次就能排除一半的資料量, 會從第一筆資料開始,逐一與目標值比對, 資料必須先經過排序,才能使用二元搜尋法, 若有8筆資料,最多要比較4次才能確定目標不在資料中
Back
會從第一筆資料開始,逐一與目標值比對
4.
FLASHCARD QUESTION
Front
若使用二元搜尋法搜尋目標,經過5次比較才找到答案,則前4次比較中,哪一次排除的資料最多?
Back
1
5.
FLASHCARD QUESTION
Front
小真正在一份已經排好順序的 6 筆資料中,使用二元搜尋法來尋找一個目標項目。請問最多需要找幾次:
Back
3次
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