某香港身份證號碼被錯誤地輸入了電腦系統,如下所示:
原本的號碼 錯誤的輸入
A123456(3) A213456(3)
下列哪些可幫助找出此錯誤?
(1) 範圍檢查
(2) 輸入數據兩次
(3) 檢查數位
2024 ICT paper 1A
Quiz
•
Computers
•
3rd Grade
•
Hard
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40 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
某香港身份證號碼被錯誤地輸入了電腦系統,如下所示:
原本的號碼 錯誤的輸入
A123456(3) A213456(3)
下列哪些可幫助找出此錯誤?
(1) 範圍檢查
(2) 輸入數據兩次
(3) 檢查數位
只有(2)和(3)
只有(1)和(3)
只有(1)和(2)
(1)、(2)和(3)
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪個十進制數值相等於以8位元二進制補碼表示的1010 0001 ?
33
-95
95
-33
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
芝芝掃描照片時使用JPG格式而不是BMP格式。原因可能是什麼?
(1) 縮減照片檔案的大小。
(2) 增加每張照片的像素數量。
(3) 增加已顯示的顏色數量。
只有(1)和(3)
只有(2)和(3)
只有(2)
只有(1)
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
某公司有30 000名僱員,每位僱員均有一個職員編號。表示職員編號最少需要多少個位元?
14
15
32
5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
假設 X = 2 和 Y = 3。下列哪項布爾算式的結果是「真」?
(X > Y) AND ( (Y < 4) OR (1 < X))
( (X < Y) AND (Y > 4) ) OR (1 > X)
(X < Y) AND ( (Y < 4) OR (1 < X))
( (X > Y) AND (Y > 4) ) OR (1 > X)
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪個(些)字符集可表示簡體中文字符、繁體中文字符和英文字符?
(1) ASCII
⑵統一碼
(3) GB 碼
只有(2)和(3)
只有(1)和(3)
只有(2)
只有(1)
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪項(些)是電子政府的好處?
(1)政府資訊可讓公眾容易以數碼格式存取
⑵增強政府資訊的數據保安
(3)可縮窄社會的數碼隔閤
只有(2)和(3)
只有(1)和(3)
只有(2)
只有(1)
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