- (Topic 1)
You work as the Network Administrator for XYZ CORP. The company has a Unix-based network. You want to find out when a particular user was last logged in. To accomplish this, you need to analyze the log configuration files. Which of the following Unix log configuration files can you use to accomplish the task?
Correct Answer:C
In Unix, the /var/log/lastlog file is used by the finger to find when a user was last logged in. Answer D is incorrect. In Unix, the /var/log/wtmp file stores the binary info of users that have been logged on. Answer A is incorrect. In Unix, the /var/log/btmp file is used to store information about failed logins. Answer B is incorrect. In Unix, the /var/log/messages is the main system message log file.
- (Topic 1)
An executive in your company reports odd behavior on her PDA. After investigation you discover that a trusted device is actually copying data off the PDA. The executive tells you that the behavior started shortly after accepting an e-business card from an unknown person. What type of attack is this?
Correct Answer:B
Bluesnarfing is a rare attack in which an attacker takes control of a bluetooth enabled device. One way to do this is to get your PDA to accept the attacker's device as a trusted device.
- (Topic 3)
You work as the Network Administrator for XYZ CORP. The company has a Unix-based network. You want to allow direct access to the filesystems data structure. Which of the following Unix commands can you use to accomplish the task?
Correct Answer:A
In Unix, the debugfs command is used to allow direct access to the filesystems data structure. Answer D is incorrect. In Unix, the df command shows the disk free space on one or more filesystems. Answer B is incorrect. In Unix, the dosfsck command checks and repairs MS-Dos filesystems. Answer C is incorrect. In Unix, the du command shows how much disk space a directory and all its files contain.
- (Topic 1)
Mark works as a Web Developer for XYZ CORP. He is developing a Web site for the company. He wants to use frames in the Web site. Which of the following is an HTML tag used to create frames?
Correct Answer:D
<FRAMESET> tag specifies a frameset used to organize multiple frames and nested framesets in an HTML document. It defines the location, size, and orientation of frames. An HTML document can either contain a <FRAMESET> tag or a <BODY> tag. Answer A, B, C are incorrect. There are no HTML tags such as
- (Topic 3)
John works as a Network Administrator for Perfect Solutions Inc. The company has a Debian Linux-based network. He is working on the bash shell in which he creates a variable VAR1. After some calculations, he opens a new ksh shell. Now, he wants to set VAR1 as an environmental variable so that he can retrieve VAR1 into the ksh shell. Which of the following commands will John run to accomplish the task?
Correct Answer:C
Since John wants to use the variable VAR1 as an environmental variable, he will use the export command to accomplish the task.