单选题 Qualifications
You must possess a Bachelor or a Master of Science degree in Computer Science or Computer Engineering with more than three years of experience in software develop-ment，in Windows^*internals，Windows^* Driver development，IA-32 platform design, kernel debugger expertise and solid programming skills．
Applicants must have

A、 a degree and previous experience．
B、 a bachelor's degree in Computer Engineering．
C、 a master's degree in Computer Science．

【正确答案】 A

【答案解析】“应聘者必须有……”
这是招聘广告中对应聘者资格的要求。文中“You must possess a Bachelor or a Master of Sciem、e degree in Computer Science or Computer Engineering with more than three years of experience…”中的“or”一词非常重要，表示选择关系，也就是说应聘者拥有计算机科学专业或计算机工程专业的学士学位或硕士学位之一并有三年以上工作经验即可。因此选A。