You are currently in the process of creating an application that reads binary information from a file.You need to ensure that the only the first kilobyte of data is retrieved.What should you do？（）

A.

B.

C.

D.

A.1

B.2

C.3

D.4

A.on

B.in

C.for

D.over

A.A

B.B

C.C

D.D

the user interface to use the currently configured culture settings in the Control Panel.Which code segment should you use？（）

A.Thread.CurrentThread.CurrentUICulture = Thread.CurrentThread.CurrentCulture;

B.Thread.CurrentThread.CurrentCulture = Thread.CurrentThread.CurrentUICulture;

C.Thread.CurrentThread.CurrentUICulture = CultureInfo.InstalledUICulture;

D.Thread.CurrentThread.CurrentCulture = CultureInfo.InstalledUICulture;

Currently 94% of Web users use either Internet Explorer or Firefox, but recently some new(71) have been developed that are beginning to attract attention. The browser Opera is becoming very(72) because of its speed, it is currently the world's fastest browser, and because it is much smaller(73) existing browsers (it can almost fit on a single diskette). It can also(74) the last Web page you visited, so the next time you surf, you can start where you left off. And like the big two, you can get it for free; the catch is that you have to watch blinking ads in one comer, or pay ＄40 for the ad-free (75) of Opera.

A．readers

B．machines

C．techniques

D．browsers

A.No more than 8 protocols

B.No more than 4 protocols

C.No more than 16 protocols

D.An unlimited number of protocols

ng a recent backup. You need to prevent DHCP clients from receiveing IP addresses that are currently in use on the network. What should you do？（）

A.Add the DHCP serve option 44.

B.Set the conflict detetion value to 0.

C.Set the conflict detection value to 2.

g a recent backup. You need to prevent DHCP clients from receiveing IP addresses that are currently in use on the network.What should you do？（）

A.Add the DHCP server option 15.

B.Add the DHCP serve option 44.

C.Set the conflict detection value to 0.

D.Set the conflict detection value to 2.

A.Something surprising happened

B.The first thing you should do/need to do is

C.Currently, there is a phenomenon/increasing trend that

D.… has been prevalent in our society in recent years.