Chapter 9 ■ Network Services, Virtualization, and Cloud Computing

Question 1

1. Your company hosts its own web server, and it allows consumers to make purchases via the
   server. The help line has been getting complaints that users are unable to access the secure
   portion of the website. You open the site and it seems fine, although the secure portion
   where transactions are completed is inaccessible. What is the most likely cause?
   A. The firewall is blocking TCP port 80.
   B. The firewall is blocking TCP port 443.
   C. The security module of the web server is malfunctioning.
   D. The web server is down.

Answer 1

B. The firewall is blocking TCP port 443.

Question 2

2. Your manager wants you to install a networked Internet appliance that prevents network
   traffic–based attacks and includes anti-malware and anti-spam software. What should you
   install?
   A. NIPS
   B. NIDS
   C. UTM
   D. Endpoint management system

Answer 2

C. UTM

Question 3

3. You are installing a file server for the accounting department. Where should this file server
   be located on the network?
   A. Outside of the firewall
   B. In the DMZ
   C. In the secure network
   D. On the router

Answer 3

C. In the secure network

Question 4

4. You have been asked to identify the right type of cloud service to help the team of developers
   to provide programming elements such as runtime environments. Which service do you
   recommend?
   A. PaaS
   B. IaaS
   C. SaaS
   D. DaaS

Answer 4

A. PaaS

Question 5

5. Which of the following are services that a print server should provide? (Choose two.)
   A. Accepting print jobs from clients
   B. Turning off printers on demand
   C. Providing clients with the appropriate printer driver during installation
   D. Notifying users when the print job is complete

Answer 5

A. Accepting print jobs from clients
C. Providing clients with the appropriate printer driver during installation

Question 6

6. You are setting up a cloud contract with a provider. Your team needs the ability to increase
   capacity without intervention from the provider. What do you request?
   A. Rapid elasticity
   B. On-demand self-service
   C. Resource pooling
   D. Measured service

Answer 6

B. On-demand self-service

Question 7

7. Which type of server is responsible for preventing users from accessing websites with
   objectionable
   content?
   A. Proxy
   B. Web
   C. DHCP
   D. DNS

Answer 7

A. Proxy

Question 8

8. Your company wants to move to a cloud provider to be able to scale resources quickly, but
   it is concerned about the security of confidential information. Which of the following types
   of cloud models might be the most appropriate for your company?
   A. Public
   B. Private
   C. Community
   D. Hybrid

Answer 8

D. Hybrid

Question 9

9. What does a DHCP server need to be configured with to operate properly?
   A. DNS server
   B. Scope
   C. Range
   D. DHCP relay agent

Answer 9

D. DHCP relay agent

Question 10

10. You have been asked to advise a group of several universities that want to combine research
    efforts and store data in the cloud. Which type of cloud solution might be best for them?
    A. Public
    B. Private
    C. Community
    D. Hybrid

Answer 10

D. Hybrid

Question 11

11. When configuring a DNS server, administrators must create which of the following?
    A. Zone file
    B. Hosts file
    C. Scope file
    D. DNS proxy

Answer 11

A. Zone file

Question 12

12. Your manager wants to use the cloud because everyone seems to be talking about it. What
    should you include when you are listing the benefits of using the cloud? (Choose all that
    apply.)
    A. Increased security
    B. Increased scalability
    C. Lower cost
    D. Improved reliability

Answer 12

B. Increased scalability
C. Lower cost
D. Improved reliability

Question 13

13. You are configuring two email servers on your company’s network. Which network
    protocol
    do the servers use to transfer mail to each other?
    A. POP3
    B. IMAP4
    C. SNMP
    D. SMTP

Answer 13

C. SNMP

Question 14

14. You have been asked to configure a client-side virtualization solution with three guest OSs.
    Each one needs Internet access. How should you configure the solution in the most costeffective
    way?
    A. Three physical NICs
    B. One physical NIC, three virtual NICs, and one virtual switch
    C. One physical NIC, one virtual NIC, and three virtual switches
    D. One physical NIC, three virtual NICs, and three virtual switches

Answer 14

B. One physical NIC, three virtual NICs, and one virtual switch

Question 15

15. Which record type on a DNS server represents an IPv6 host?
    A. A
    B. MX
    C. CNAME
    D. AAAA

Answer 15

D. AAAA

Question 16

16. You have been asked to install Linux in a VM on a Windows 10 client. The Windows 10
    client needs 4 GB RAM, and Linux needs 2 GB RAM. How much RAM does the system
    need at a minimum?
    A. 4 GB
    B. 6 GB
    C. 8 GB
    D. Unable to determine from the question

Answer 16

B. 6 GB

Question 17

17. A computer using which of the following would be considered a legacy device? (Choose all
    that apply.)
    A. A 386 processor
    B. The IPX/SPX protocol
    C. An application developed in 1983
    D. Only 1 GB RAM

Answer 17

A. A 386 processor
B. The IPX/SPX protocol
C. An application developed in 1983

Question 18

18. You have been asked to set up client-side virtualization on an office computer. The host OS
    is Windows 7, and there will be three Windows 7 guest OSs. Which of the following is true
    about the need for antivirus security?
    A. The host OS needs an antivirus program, but virtual machines can’t be affected by
    viruses.
    B. The host OS antivirus software will also protect the guest OSs on the VMs.
    C. Installing antivirus software on the virtual switch will protect all guest OSs.
    D. The host OS and each guest OS need their own antivirus software installed.

Answer 18

D. The host OS and each guest OS need their own antivirus software installed.

Question 19

19. You have been asked by your manager to brief the group on security appliances. What is
    the difference between IDS and IPS?
    A. IDS is active, whereas IPS is passive.
    B. IDS is passive, whereas IPS is active.
    C. IDS monitors internal network traffic, whereas IPS monitors traffic coming from the Internet.
    D. IDS monitors traffic coming from the Internet, whereas IPS monitors internal network traffic.

Answer 19

D. IDS monitors traffic coming from the Internet, whereas IPS monitors internal network
traffic.

Question 20

20. You have been asked to set up client-side virtualization on a computer at work. The manager
    asks for a Type 2 hypervisor. What is the disadvantage of using that type of hypervisor?
    A. The guest OS will compete for resources with the host OS.
    B. The guest OS will be forced to a lower priortity with the CPU than the host OS.
    C. The guest OS will be forced to use less RAM than the host OS.
    D. The virtual guest OS will not be able to get on the physical network.

Answer 20

A. The guest OS will compete for resources with the host OS.