首页
登录
职称英语
An identification code read from left to right consists of 2 digits, a dash, 3 d
An identification code read from left to right consists of 2 digits, a dash, 3 d
游客
2024-01-12
44
管理
问题
An identification code read from left to right consists of 2 digits, a dash, 3 digits, a dash, and then 4 digits. Each digit can be any number from 0 through 9.
Column A Column B
The number of different identification codes possible
选项
A、if the quantity in Column A is greater
B、if the quantity in Column B is greater
C、if the two quantity are equal
D、if the relationship cannot be determined from the information given
答案
C
解析
一个识别密码(identification code)从左至右包括2个数字,1个连字符号,3个数字,1个连字符号,然后是4个数字,每个数字可以是0至9的任一个。
解:本题的正确答案是(C)。题目中比较的左项是所有可能的密码数,dash指连字符号,如123-456中的“-”,它与密码数无关。密码中共有9个数字,每个数字都可能是0至9这10个数字中的一个,所以共有
种可能。
转载请注明原文地址:https://www.tihaiku.com/zcyy/3356268.html
相关试题推荐
What’sthesumofallthedigitsofinteger(10100-38)?A、881B、888C、890D、872E
Whichofthefollowingisthelasttwodigitsof7946?A、17B、29C、49D、31E、43C
WhatisthemedianofthedatasetSthatconsistsoftheintegers17,29,10,2
Thefirstfourdigitsofthesix-digitinitialpasswordforashopper’scardat
Chinese,themostancientoflivingwritingsystems,consistsoftensofthousan
[img]ct_greimage002[/img]Thefigureaboveconsistsof25squares.Ifthefigure
Acandyassortmentconsistsofsevenflavorsofchocolate-coveredcreamspacked
Eachofthefollowingnumbershastwodigitsblottedout.Whichofthenumbersc
[*]Inthesumabove,ifXandYeachdenoteoneofthedigitsfrom0to9,incl
[img]2014m9x/ct_egreqj_egreqbj_0031_20148[/img][br]CSetSconsistsofallinte
随机试题
Thetaxidriverwasamaninhislatethirties.Hepickedmeupand【C1】_____
StandingontherimoftheGrandCanyon,gazingacrossthisgiantwoundinth
ReadingPassage2hassixparagraphs,A-F.Choosethecorrectheadingforeachp
Afterreachingits【21】in1990s,journalismseemstobecastinbleakandgri
Hardlyaweekgoesbywithoutsomeadvanceintechnologythatwouldhavesee
地下汽车库内无直接通向室外的汽车疏散出口的防火分区,设计中设置机械排烟系统时,应
宏观经济运行对证券市场的影响主要表现在()。 Ⅰ.企业经济效应 Ⅱ.资金
下列各项中,精子库内的医务人员可以实施A.给5名以上妇女受孕 B.精子库尚未被
姜某的私家车投保商业车险,年保险费为3000元。姜某发现当网约车司机收入不错
年末“所得税费用”账户的余额一般在借方,表示当年计算的所得税费用。( )
最新回复
(
0
)