WCDMA OAM Verification Engineer笔试题大放送

dxh2131

08年10月25号的原题，不会做，就把题抄出来了，回来自己研究。

鉴于回报的心理，发帖供大家参考，对同行业类似岗位应该有所帮助。

WCDMA OAM Verification Engineer –BJ

 

1-1Explain/Describe the UMTS physical network architecture, and indicate the interface used between devices.

1-1 In UMTS,what’s the difference between AAL2 and AAL5?

1-2 In UMTS,what do FDD and TDD mean?

1-3 Describe the processor of hardover and soft handover?

1-4 Describe the spread mechanism used in UMTS, and please draw the power spectrum before and after spreading.

1-5 Please describe the functionalities of rake receiver?

2-1 Explain (draw) the 4 TCP-IP layer.

2-2 What’s DNS? What’s domain name? What’s the relationship between IP address and domain name?

2-3 What’s IP routing? Please list and explain several routing protocols.

2-4 What’s the function of firewall?

2-5 Please explain telnet and ssh protocol_What’s the difference between them?

3-1 List the Network Management System you know.

3-2 What’s the purpose of UMTS Network Management System.

3-3 List all the functions UMTS Network Management tool should provide and give your explanation about these functions.

3-4 Please describe the network performance optimization in UMTS network management system?

4-1 What are the meaning of these commands.

ls     df     cp    chmod     chown     mv     tar    cpio  init 0     init 6   vi aa_txt    ifconfig   netstat-a    ps    grep   find(give example)    iostat    uname     cat    more     tail     head     wc

5-1 In a Unix shell script, how to export the number of arguments of a script?

5-2 There is one variable in the shell script named “sample name”, please write a script to check whether it is a file or a directory name. Please output in this format: directory : samplename or file: samplename.

5-3 Please write a Unix shell script which ask user to input a sentence and output each work in a line.

for example:

        input :

         run test3_sh

         promt : enter some text : I like the korn shell.

       Output :

         I

         like

         the

         korn

         shell

5-4 Please write a regular expression to replace “Micheal” with “Mike” in this file :ResumeOfMicheal and output to another file named ResumeOfMike.

6-1 Explain the meaning og the following computer science abbreviations

     UML    CORBA   IDL    JRE    JNLP    JMS     DHCP      VBA      DLL     DDBC   

6-2 Please list the software life cycle model you know .describe one model in terms of advantage and disadvantage.

dxh2131

很高兴对你有用，山东人嘛，干嘛都不能给山东人丢面子，好东西大家分享