A user is unable to reach the Internet. The technician asks the user to do an IPCONFIG /all. The userreports that their IP address is 172.16.1.18, subnet mask is 255.255.255.0, and their default gateway is 172.16.1.18. Which of the following is the cause of the problem?()
A. Default gateway
B. Network cable
C. Subnet mask
D. CNAME record
第1题:
A. user@router&
B. user@router#
C. user@router%
D. user@router>
第2题:
45、用ls -al命令列出下面的文件列表,是符号链接文件的是()
A.-rw-rw-rw- 2 user 56 Sep 09 11:05 hello1
B.-rwxrwxrwx 2 user 56 Sep 09 11:05 hello2
C.drwxr—r-- 1 user 56 Sep 09 11:05 hello3
D.lrwxr—r-- 1 user 56 Sep 09 11:05 hello4
第3题:
J2EE中在JSP中要使用user包中的User类,则以写法正确的是()。
A.<jsp:useBeam id="user" class="user" import="user.*"/>
B.<jsp:useBean id="user" class="user.User" scope="page"/>
C.<jsp:useBean class="user.Use.class"/>
D.<jsp:useBean name="user" class="user.User"/>
第4题:
A. User2 needs write permission to the directory.
B. User2 needs both read and write permissions to the directory.
C. User2 needs both read and execute permissions to the directory.
D. User2 needs both write and execute permissions to the directory.
第5题:
在HBase中,创建一张名为“user_c”的表,该表有一个名为“User”的列族,其相应Shell命令应该是()。
A.create ‘user_c’, {name => ‘User’};
B.create {‘user_c’ => ‘User’};
C.create ‘user_c’, {NAME = ‘User’};
D.create ‘user_c’, {NAME => ‘User’};
第6题:
4、在JSP中要使用user包中的User类,则以下写法正确的是()。
A.<jsp:useBeam id=”user” class=”user” import=”user.*”/>
B.<jsp:useBean id=”user” class=”user.User” scope=”page”/>
C.<jsp:useBean class=”user.Use.class”/>
D.<jsp:useBean name=”user” class=”user.User”/>