Which of the following laptop hardware components requires a re-soldering process in order toreplace properly?（）
A、Mini PCIe wireless card
B、Heat sink
C、DC jack
D、Li-Ion battery
The IBM Tivoli Access Manager for Enterprise Single Sign-On IMS is configured to cache user’s wallets. The SLA for network reliability between the IMS Server and the desktop machines is 95%. The customer wants to use Graphical Identification and Authentication （GINA） replacement， and has enabled Active Directory （AD） password synchronization. The user has a cached wallet on their private desktop. Which statement is true when the network is unavailable？（）
A、The user would not be able to log in to the wallet.
B、The user is able to log in with their wallet password， but the wallet is not synchronized with the server.
C、A user must be re-assigned to another policy template in order to change any aspects of the applied policy.
D、The user experiences normal operation， but AccessAgent will be unable to store newly captured passwords.
数据结构中队列的概念？
在word2010中，对段落不仅能设置段前，段后的间距，还可以进行左缩放、右缩进的设置。
A、对
B、错
根据汉字国标码GB2312-80的规定，一级常用汉字个数是（ ）。
A、3477个
B、3575个
C、3755个
D、7445个
在Word中，按（）键可以选定文档中的所有内容。