腾讯2016研发工程师笔试题及答案三_W

1、 mvc ?: D: ( )(module)-(view)-(component)(model)-(view)-(component)(module)-(view)-(controller)(model)-(view)-(controller): B:()DBFEAC DFEBCA BDFECABDEFAC64: Asizeof(struct A):()24281618tcp: C:() ABDEFC DBFEACTIME_WAIT FIN_WAIT_1 SYNC_SENT FIN_WAIT_2ICMPICMPMACIP: C:()ICMP IP IP ICMP ICMP IPlevel1:

2、A:()O(logn) O(n)O(nlogn) O(n2)22.CPUP1P3P5IOIO1IO2P5P1P3P1:IO2(10ms)CPU(10ms) IO1(30msCPU(10ms)P3:IO1(30ms) CPU(10ms0) IO2(30ms CPU(10ms)P5:CPU(20ms) IO1(30ms) CPU(10ms) IO2(15ms3IO2: E:()0.550.260.480.50.39Ci=5,j=7,i|j: D:()levelN levelN-1 1levelN levelN-1 1357金片四 入司令织企水识 笔试il 式教 月场t门仵 I,+ I: htt p

3、s:/ hunt / 咐 廿 l各只： “驸小小天使l 2 3 4 5 6 intmain(int argc, cha r *ar gv ) inta =lO;intb=4 ;intc=a/b;7 8 9 int d=c*a* b+ ;* std: cout d s t d: : endl; return O;入人使儿 ， 小iLJ 分尸，轧；，广l/ t 氐 书; 午伈 杠得心 仪 offer本贡抖仪扎心人 版权巳j , 上者必沁 正确答案: B你的答案: 空(错误)6080100125生请问下列代码 123456789101112131415ijinclu iji

4、nclu union，. .1 n 1617return O;正确答案: A C你的答案: 空 (错误)2015,81050810,201810,201520150,810如下代码， result 变量的输出结果是多少？ 1 #i ncl ud e2 using namespace std;金片四 入司令织企水识 笔试il 式教 月场t 廿一 仵 , + I: htt ps:/ hunt ob.taoba / 咐 廿 l各只：小昴小小天使3 inti =l ;4 class MyCls5 public:6 MyCl s () :m_nFor (m_nThd), m_ nSec (i

5、+) , m_ nFi r (i +) , m_nThd (i +) m_nThd=i;O l void echo() cout r es ul t : m _ nFi r +m_ nSec+m_ nThd +m_ nFor G,J-F,HJ-I),: B:()FJ HJ HI IJwin32sizeof : D:()a=1,b=1,c=1 a=4,b=4,c=4 a=4,b=7,c=4 a=4,b=8,c=4: B:()5432: D:()1/144/72/73/7(16,8,4,2)(): A:()金片四 入司令织企水识 笔试il 式教 月场t 廿一 仵 , + I: htt ps:/ h

6、unt ob.taoba / 咐 廿 l各只：小昴小小天使本贡抖仪扎心人 入人使儿 ，才中 分 尸；轧，广.l/ t 氐 礼各伈杠得 心仪offer 版权巳j , 上者必沁 关千红黑树和 AVL 树，以下哪种说法不正确？ 正确答案: D你的答案: 空 (错误)两者都属千自平衡二叉树 , n O(log(n)JDK TreeMap AVL C STCP1KB TCPC 16KB 4 RTT TCP4 RTT TCP : C:()ACK7KB8KB9KB16KBepollselect: A B C:()epoll epoll ect epoll selectselect selectI/

7、OI/OI/OselI/OInternet: A B C D:()IP ICMP ARP RARPC+: C D:()bVar nVar fVar sVarintif(false=bVar)doSomeThing(); if(0=nVar)doSomeThing();:if(0.02=fVar)doSomeThing(); if=sVar)doSomeThing();TCPnetstat: C D:()ESTABLISHED-CLOSE_WAIT-TIME_WAIT-CLOSEDESTABLISHED-TIME_WAIT-CLOSE_WAIT-CLOSEDESTABLISHED-FIN_WAIT_1-FIN_WAIT_2-TIME_WAIT-CLOSED ESTABLISHED-FIN_WAIT_1-TIME_WAIT-CLOSED: A B D:()int *a=new int(12);/.free(a);int *ip=static_cast(malloc(sizeof(int);*ip=10;/.delete ip;double *a=new double1;/. dele