You are the Security Administrator for a consulting firm. One of your clients needs to encrypt
traffic. However, he has specific requirements for the encryption algorithm. It must be a symmetric
key block cipher. Which of the following should you choose for this client?

You work as an administrator for Techraft Inc. Employees of your company create ‘products’,
which are supposed to be given different levels of access. You need to configure a security policy
in such a way that an employee (producer of the product) grants accessing privileges (such as
read, write, or alter) for his product. Which of the following access control models will you use to
accomplish this task?

Which of the following decides access control on an object in the mandatory access control (MAC)
environment?

Which of the following protocols should a Chief Security Officer configure in the network of his
company to protect sessionless datagram protocols?

Which of the following protocols supports encapsulation of encrypted packets in secure wrappers
that can be transmitted over a TCP/IP connection?

You work as a remote support technician. A user named Rick calls you for support. Rick wants to
connect his LAN connection to the Internet. Which of the following devices will you suggest that he
use?

Which of the following user authentications are supported by the SSH-1 protocol but not by the
SSH-2 protocol? Each correct answer represents a complete solution. Choose all that apply.

Fill in the blank with the appropriate encryption system. The ______ encryption system is an
asymmetric key encryption algorithm for the public-key cryptography, which is based on the DiffieHellman key agreement.

You are the Network Administrator for a large corporate network. You want to monitor all network
traffic on your local network for suspicious activities and receive a notification when a possible
attack is in process. Which of the following actions will you take for this?

You work as a Network Administrator for McRoberts Inc. You are expanding your company’s
network. After you have implemented the network, you test the connectivity to a remote host by
using the PING command. You get the ICMP echo reply message from the remote host. Which of
the following layers of the OSI model are tested through this process? Each correct answer
represents a complete solution. Choose all that apply.