广东北电公司面试题目

时间:2020-12-14 19:18:04 笔试题目 我要投稿

广东北电公司面试题目

      英文笔试题

广东北电公司面试题目

   1. tranlation (mandatory)

   cdma venders have worked hard to give cdma roaming capabilities via the de 

velopment of ruim-essentially, a sim card for cdma handsets currently being de

 ployed in china for new cdma operator china unicom. korean cellco ktf demonstr 

ated earlier this year the ability to roam between gsm and cdma using such car

 ds.however,only the card containing the user’s service data can roam-not the

 cdma handset or the user’s number (except via call forwarding). 

  2. programming (mandatory) 

  linked list 

  a. implement a linked list for integers,which supports the insertafter (in 

sert a node after a specified node) and removeafter (remove the node after a s

pecified node) methods; 

  b. implement a method to sort the linked list to descending order. 

  3. debugging (mandatory)

  a. for each of the following recursive methods,enter y in the answer box i 

f themethod terminaters (assume i=5), otherwise enter n.

  static int f(int i){ 

   return f(i-1)*f(i-1); 

   }

  ansewr: 

  static int f(int i){ 

   if(i==0){return 1;} 

   else {return f(i-1)*f(i-1);}

   } 

  ansewr:

  static int f(int i){ 

   if(i==0){return 1;}

   else {return f(i-1)*f(i-2);}

   } 

  ansewr: 

  b. there are two errors in the following java program:

  static void g(int i){

   if(i==1){return;} 

   if(i%2==0){g(i/2);return;}

   else {g(3*i);return;} 

   } 

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