CIW IBA Extreme Review - Part 5

1.

Multiple Choice

30 sec

1 pt

Unified communications (UC) is a business trend that seeks to:

process a large volume of requests by phone.

simplify and integrate all forms of communication.

convert voice into data packets for transmission over a packet-switched IP network.

integrate telephony and data technologies.

2.

Multiple Choice

30 sec

1 pt

Which of the following behaviors is considered to have the most personal risk associated with it when using social media?

Expressing a strong opinion in a blog post

Agreeing to write status updates for a popular celebrity

Engaging in a chat room conversation with someone you have recently met online

Agreeing to meet someone in person after getting acquainted on Facebook

3.

Multiple Choice

30 sec

1 pt

Some Internet practices are illegal (they violate laws and are punishable), whereas other practices may be legal but are still unethical and should be avoided. Which of the following practices is both legal and ethical?

Downloading copyrighted artwork and using it as a background on your Web site.

Trying shareware for free and paying for it only after you decide to keep using it.

Copying someone else's written work from the Internet and presenting it as your own, as long as it is for schoolwork.

Downloading music and motion pictures, as long as they are from a peer-to-peer network.

4.

Multiple Choice

30 sec

1 pt

Which of the following would be considered an effective Internet communication when posting messages to a newsgroup?

A message that contains a detailed discussion of the topic, and includes any relevant e-mail threads

A message that contains emoticons to help convey the desired tone

A message that is pertinent, appropriate and brief

A message that contains jokes to lighten the mood

5.

Multiple Choice

30 sec

1 pt

Which of the following Internet communication practices is unethical but not illegal?

Asking another user in a chatroom for personal information

Posting artwork you copied from the Internet on your Web site and claiming it is your own

Posting false and hurtful claims about another person on your Facebook page

Copying the code for a specialized application from another site and using it on your site without permission

6.

Multiple Choice

30 sec

1 pt

Which of the following behaviors would be considered unethical?

Using your personal Twitter account to recommend your company's newest product to your friends

Using your company's Facebook page to market your company's newest product

Using your company's Twitter account to solicit and discuss opinions from your company's customers

Using your personal Facebook page to make disparaging remarks about your boss

7.

Multiple Choice

30 sec

1 pt

As part of the IT department, you configure the employee workstations for your company. When configuring a user's system, you always set the browser security levels to the company standard settings. What is restricted from downloading to the user's system when you configure browser security levels?

Pop-up windows

Cookies

Active content

Pop-under windows

8.

Multiple Choice

30 sec

1 pt

What is the common term for the default page that appears when a browser is initially opened?

The favorites page

The bookmarks page

The home page

The welcome page

9.

Multiple Choice

30 sec

1 pt

You work for your company's IT department diagnosing and servicing the employees' workstations. A user complains that since she has been conducting a lot of research online, performance is slowing. You increase the size of her browser cache. Why might performance slow if the browser cache is too small?

Because a small cache size may slow other computer processes, such as disk defragmentation and virus scans

Because the browser must search through possibly tens of thousands of cached files to locate a specific page

Because the user may spend a lot of time waiting while pages download from the server

Because it will take longer to complete cache maintenance tasks when the user quits the browser

10.

Multiple Choice

30 sec

1 pt

Which TCP/IP troubleshooting command should you use to determine whether a client and server are communicating with each other?

The ipconfig command

The ping command

The tracert command

The ifconfig command

11.

Multiple Choice

30 sec

1 pt

Which of the following improves the speed of your browser because it allows you to view previously accessed Web pages without having to request them from the server again?

The browser cache

The Favorites folder

The History folder

Pop-up windows

12.

Multiple Choice

30 sec

1 pt

What is the purpose of Bookmarks and Favorites?

Bookmarks and Favorites allow you to create links between your favorite Web sites that only your browser will recognize.

Bookmarks and Favorites allow you to save frequently accessed URLs in your browser for quick reference.

Bookmarks and Favorites allow you to easily view the source code of Web pages whose designs you want to emulate.

Bookmarks and Favorites allow you to set default Web pages that will appear each time you launch your browser.

13.

Multiple Choice

30 sec

1 pt

A cookie is a text file that is placed on a Web site visitor's computer. Cookies allow a Web site manager to:

customize the frequency with which the site visitor's browser cache checks for newer pages.

customize the security options on the site visitor's browser.

customize the browser cache size on the site visitor's computer.

customize the site to the site visitor's Web browsing preferences.

14.

Multiple Choice

30 sec

1 pt

Where are downloaded files (such as Web pages, images, fonts, etc.) saved on a computer?

The History folder

The browser

The hard drive

The desktop

15.

Multiple Choice

30 sec

1 pt

How does a proxy server protect a corporate network from unwanted Internet activity?

A proxy server runs only the corporate extranet.

A proxy server replaces the network IP address with another, contingent address.

A proxy server runs only the corporate intranet.

A proxy server restricts users by requiring a user name and password for every transmission.

16.

Multiple Choice

30 sec

1 pt

What is the purpose of the History folder?

It allows you easy access to previously viewed Web pages.

It allows you to view a Web page's source code.

It allows you to design a Web page.

It allows you to perform a keyword search.

17.

Multiple Choice

30 sec

1 pt

Which cookie type remains on your system after you end your browser session?

Third-party cookie

Session cookie

Persistent cookie

First-party cookie

18.

Multiple Choice

30 sec

1 pt

You decide to increase the size of the browser cache and change the frequency with which your Web browser compares cached pages to those on the Web. What problem are you experiencing that would cause you to perform these actions?

Your computer has an inability to store authentication information.

Your computer has a slow connection.

Your computer has a low-resolution monitor.

Your computer is low on disk space.

19.

Multiple Choice

30 sec

1 pt

Which term is used to describe an application that installs hidden services on a system that enables the attacker to monitor and control the operation of the system?

Illicit server

Virus

Worm

Trojan

20.

Multiple Choice

30 sec

1 pt

Non-repudiation is the security principle of providing proof that a transaction occurred between identified parties. Which of the following can you use to enforce non-repudiation in an electronic data transfer?

Encrypted key

Firewall

Digital certificate

Digital signature

21.

Multiple Choice

30 sec

1 pt

Which term is used to describe the process that converts data into an unreadable form of text?

Decryption

Certification

Authentication

Encryption

22.

Multiple Choice

30 sec

1 pt

Which statement best describes hash encryption?

An encryption method in which a key is required to encrypt data for storage and verify its integrity

An encryption method in which numbers generated by an algorithm from a text string are used to verify the integrity of transmitted messages

An encryption method in which the same key is used to encrypt and decrypt a message

An encryption method in which two separate keys -- a private key and a public key -- are used to encrypt and decrypt a message

23.

Multiple Choice

30 sec

1 pt

Which statement correctly compares computer viruses and worms?

A worm requires user action to replicate, but a virus can replicate by itself.

A virus requires user action to replicate, but a worm can replicate by itself.

A worm can deposit an illicit server, but a virus cannot.

A virus can deposit an illicit server, but a worm cannot.

24.

Multiple Choice

30 sec

1 pt

You were replying to e-mail when suddenly your computer started to display random messages, and stopped responding to keyboard and mouse input. You suspect that you have accidentally downloaded a virus. Which of the following actions most likely caused this?

You opened an e-mail attachment.

You sent an e-mail message with an attachment to a co-worker.

You logged in to your company's portal.

You printed a file that was stored on your hard drive.

25.

Multiple Choice

30 sec

1 pt

Which term best describes a file of programming code that provides a temporary fix to a known bug?

Algorithm

Update

Patch

Firewall

26.

Multiple Choice

30 sec

1 pt

You receive an unexpected e-mail with an attachment from a co-worker. You call the co-worker to ask if she sent you an e-mail message with an attachment. She recalls that she sent several e-mails with attachments earlier that day. Which of the following is your co-worker's best response to your question?

She should ask you to forward the e-mail to her so she can open the attachment and check it.

She should ask you to open the attachment and describe its contents.

She should ask you to read her the e-mail message including the full name of the attachment and its extension.

She should ask you to forward the e-mail to your company's management.

27.

Multiple Choice

30 sec

1 pt

What do encryption applications do to render text unreadable?

Scramble text using benign viruses

Compress the text so that only abbreviated portions of words remain

Remove all formatting and punctuation from the text

Scramble text using mathematical algorithms

28.

Multiple Choice

30 sec

1 pt

You suspect that an attacker has gained control of your computer system. What action should you take next?

Run anti-virus software on all disks associated with this system.

Shut down the computer.

Enable strong encryption on all files on the hard disk.

Unplug the computer network cable and/or disable the computer's wireless NIC.

29.

Multiple Choice

30 sec

1 pt

Which term is used to describe a program that appears to be harmless but actually produces malicious or harmful results?

Trojan

Virus

Firewall

Worm

30.

Multiple Choice

30 sec

1 pt

Bob opened an e-mail attachment and it launched a virus. The virus took control of his system, and now he is unable to run his anti-virus software. What should he do next?

Call his local authorities to report computer fraud.

Turn off his computer and reboot from a clean system disk.

Let the virus run and hope that the damage is minimal.

Attach his backup drive and try to back up important files as quickly as possible.

31.

Multiple Choice

30 sec

1 pt

Which term best describes a collection of software tools that provide a permanent solution to known program bugs?

Algorithm

Firewall

Update

Patch

32.

Multiple Choice

30 sec

1 pt

Which of the following is the most common method for spreading viruses?

Downloading files

Swapping disks or drives

Opening attachments

Installing programs

33.

Multiple Choice

30 sec

1 pt

Secure authentication requires:

a user name, a password, and encryption of this information.

a user name only.

either a user name or a password.

a user name and a password.

34.

Multiple Choice

30 sec

1 pt

Which of the following is an effective way for Web site owners to prevent typosquatting?

Encrypt all network transmissions with algorithms that use a minimum of 128-bit keys

Host their Web sites on illicit servers

Purchase domain names that are similar to their actual domain names

Automatically apply operating system updates and patches as they become available

35.

Multiple Choice

30 sec

1 pt

Which term is used to describe a password-protected, encrypted data file that verifies the identity of the sender of a message?

Encrypted key

Digital certificate

Digital signature

Firewall

36.

Multiple Choice

30 sec

1 pt

Which is the most common method used to authenticate users on private and public computer networks?

Digital certificates

User names and passwords

Encrypted keys

Digital signatures

37.

Multiple Choice

30 sec

1 pt

Which statement best describes symmetric-key encryption?

An encryption method in which a key is required to encrypt data for storage and to verify its integrity

An encryption method in which numbers generated by an algorithm from a text string are used to verify the integrity of transmitted messages

An encryption method in which two separate keys -- a private key and a public key -- are used to encrypt and decrypt a message

An encryption method in which the same key is used to encrypt and decrypt a message

38.

Multiple Choice

30 sec

1 pt

Your computer crashed, and you lost many personal and work-related files. You just got a new computer, but you are now much more concerned about viruses and other security threats. Which strategy can help you protect your computer against virus attacks?

Open e-mail attachments only from unknown senders.

Update the definitions on your anti-virus application frequently.

Perform regular backups of your hard drive.

Disable your Web browser's automatic security settings so you can manually control the content you download.

39.

Multiple Choice

30 sec

1 pt

When your company's private LAN is protected by a firewall, which of the following is true?

Neither outside users nor users on the LAN can access information from the Internet.

Users on the LAN cannot access information from the Internet, but outside users can access information stored on the LAN.

Neither outside users nor users on the LAN can access information stored on the LAN.

Users on the LAN can access information from the Internet, but outside users cannot access information stored on the LAN.

40.

Multiple Choice

30 sec

1 pt

What does anti-virus software do?

It prevents you from opening a program or file sent to you via e-mail or instant messaging.

It detects viruses by recognizing patterns called signature profiles, and warns you if your system is infected so you avoid transmitting the virus to other systems.

It fortifies computer systems over time by repeated exposure to weak but similar viruses, building immunity to newer viruses so the system can resist damage.

It detects viruses by recognizing patterns called signature profiles, then immediately disinfects your hard drive.

41.

Multiple Choice

30 sec

1 pt

A digital signature verifies the identity of the sender and provides data integrity. Which of the following does it also do?

Enforces non-repudiation

Provides data confidentiality

Creates digital certificate requests

Signs digital certificate requests

42.

Multiple Choice

30 sec

1 pt

Which statement best describes asymmetric-key encryption?

An encryption method in which the same key is used to encrypt and decrypt a message

An encryption method in which a key is required to encrypt data for storage and verify its integrity

An encryption method in which numbers generated by an algorithm from a text string are used to verify the integrity of transmitted messages

An encryption method in which two separate keys -- a private key and a public key -- are used to encrypt and decrypt a message

43.

Multiple Choice

30 sec

1 pt

Which of the following is an electronic stamp that can verify the integrity of data and the identity of the message source?

Private key

Secure authentication

Certificate authority

Digital signature

44.

Multiple Choice

30 sec

1 pt

Lisa has received a file attachment from a co-worker, James. She has no reason to expect a file from this person. The most effective security strategy for Lisa to follow would be:

to open the file attachment and use anti-virus software to scan it.

to call, text or IM James before opening the attachment, to verify that he intended to send it.

to make back-up copies of important files so that she can recover them in case of an incident.

to use anti-virus software to scan the system's hard disk before opening the attachment.

45.

Multiple Choice

30 sec

1 pt

Which term is used to describe a software application that is secretly placed on a user's system to gather information and relay it to outside parties, usually for advertising purposes?

Spyware

Illicit server

Malware

Trojan

46.

Multiple Choice

30 sec

1 pt

Which statement is true regarding a virus attack on your system?

Most viruses can be removed without permanent damage to your system if they have not commenced their attack.

Most viruses cannot be removed from your system once your files have been infected.

Most viruses can be removed from your system, but only after they have run their course.

Most viruses can be halted after they commence an attack and can be removed without permanent damage to your system.

47.

Multiple Choice

30 sec

1 pt

Computer viruses can cause damage ranging from relatively minor to debilitating. You can protect your system against viruses by using commercial virus-detection software to find and defeat viruses. Because new viruses are created so rapidly, what must you do to ensure that your anti-virus software can protect you?

Install anti-virus software program updates to keep the signature profiles current.

After you install the anti-virus software, scan your system at least weekly.

After you install the anti-virus software, scan your system every day.

Install at least two different anti-virus programs and alternate their use randomly.

48.

Multiple Choice

30 sec

1 pt

Which of the following is a vital part of any firewall strategy?

The inclusion of a Web server

The use of Internet plug-ins that can function through firewalls

The security policies created by firewall administrators

The inclusion of an FTP server

49.

Multiple Choice

30 sec

1 pt

What can you use to electronically verify your identity without the need to provide data confidentiality?

Firewall

Digital signature

Encrypted key

Digital certificate

50.

Multiple Choice

30 sec

1 pt

You have registered for an e-learning course and are ready to begin. However, when you access the e-learning course page as directed, you find that you cannot log in because the authentication window will not launch. The most likely cause of this problem is that:

you have recently cleared your browser's history file.

you have recently cleared your browser's cookie cache.

you have enabled pop-up blocking software in your browser.

you have enabled pop-up blocking software in your operating system.

51.

Multiple Choice

30 sec

1 pt

Which encryption method provides data integrity because, even though encrypted data is not decrypted, you can verify whether the data was altered after encryption?

Asymmetric-key encryption

Hash encryption

Symmetric-key encryption

RSA encryption

52.

Multiple Choice

30 sec

1 pt

A firewall can perform which task?

Provide public access to previously controlled information

Increase browser interpretation of HTML

Prevent unauthorized access to proprietary data on an intranet

Read and censor internal e-mail messages

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