A. whether DMA is enabled
B. which DMA channels are in use
C. which DMA mode is in use
D. general information about DMA on the machine
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A. dpkg-G
B. apt-get-u
C. dpkg-Dh
D. dpkg-l
E. apt-get-y
What is the output when the following shell script executes?()
cat<;<;foobar
Hello foobar
foobar
A. The contents of the file foobar.
B. Hello
C. No output but a file named foobar is created.
D. Hello foobar
E. Hello foobar foobar
A. Idconfig
B. Idd
C. libpath
D. newlibs
A. You need to rebuild the kernel.
B. You need to upgrade the kernel
C. You need to load the USB modules for your existing modular kernel.
D. USB support is not available in Linux.
A. chmod 557 /bin/foo
B. chmod o+rwx.a+rx/bin/foo
C. chown 557 /bin/foo
D. chmod 755/bin/foo
A. SCSI-1 supports only 8 devices including the adaptor.
B. SCSI-1 supports only 6 disks per adaptor.
C. There is a SCSI-ID conflict that causes that problem.
D. You forgot to set the SCSI-ID #8 for the new disk.
A. Run ext2fs ACL.
B. Use a hard link.
C. Use a symbolic link.
D. Use the loopback device.
E. Create a block device offset.
A. cut -d: -f 1,3 /etc/passwd
B. chop -c 1,3 /etc/passwd
C. tac 1-3/etc/passwd
D. fmt -u /etc/passwd
A. the Fonts section
B. the Files section
C. the xfsCodes section
D. the Graphics section
E. the modeline section
Given the following output: prompt> myapp
[1]+ Stopped myapp prompt>
Which of the following commands will resume executing the stopped process while allowing the user to continue to type commands at the command prompt?()
A. bg myapp
B. continue myapp
C. exec myapp
D. fg myapp
E. myapp &
最新试题
You have read/write permission on an ordinary file foo. You have just run In foo bar. What would happen if you ran rm foo?()
What command will print a list of usernames (first column) and their corresponding user id (uid, third column) from /etc/passwd?()
What is the output when the following shell script executes?() cat<;<;foobar Hello foobar foobar
What application can be used in place of xhost? Please enter only the name without path. Answer:()
Many people like the vi text editor but the default bash command line editor recognizes emacs keystrokes. What command entered into a bash initialization file will have bash recognize vi keystrokes after login?()
Which of the following commands makes /bin/foo executable by everyone but writable only by its owner?()
You ran out of space and added a eighth disk to your SCSI-1 system. When you try to start, the system no longer boots. What is most likely the cause of this problem?()
You are looking for an executable file foo. Select the command that would search forfoo within directories set in the shell variable, PATH.()
What information is displayed by the command cat/proc/dma?()
You are running Linux 2.0.36 and you need to add a USB mouse to your system. Which of the following statements is true?()