Question 1

The power of a particular encryption technique is based on the ____.

Accepted Answer

A)  key length 
B)  encryption strength 
C)  storage technique 
D)  system entropy 
A)  key length 
B)  encryption strength 
C)  storage technique 
D)  system entropy

Question 2

Symmetric encryption algorithms use one key for both encryption and decryption.

Accepted Answer

A) True 
 B)False

Question 3

A JPG image is a complex data structure containing compressed DCT coefficients for ____ blocks of pixels.

Accepted Answer

A)  4x4 
B)  8x8 
C)  16x16 
D)  32x32 
A)  4x4 
B)  8x8 
C)  16x16 
D)  32x32

Question 4

Even the best encryption algorithm can be outdone by improper use.

Accepted Answer

A) True 
 B)False

Question 5

____ is a fascinating and possibly dangerous technique for hiding one form of information inside another.

Accepted Answer

A)  Sociology 
B)  Cryptography 
C)  Steganography 
D)  Social analytics 
A)  Sociology 
B)  Cryptography 
C)  Steganography 
D)  Social analytics

Question 6

What is a frequency analysis?

Accepted Answer

In a frequency analysis you count the nu

The power of a particular encryption technique is based on the ____.

Symmetric encryption algorithms use one key for both encryption and decryption.

A JPG image is a complex data structure containing compressed DCT coefficients for ____ blocks of pixels.

Even the best encryption algorithm can be outdone by improper use.

____ is a fascinating and possibly dangerous technique for hiding one form of information inside another.

What is a frequency analysis?

What Is a Computer Network

Network Topology

Networking Hardware

Ethernet Technology

Token-Ring, Fddi, and Other Lan Technologies

Network Design and Troubleshooting Scenarios

Low-Level Protocols

The Tcpip Protocols

Ipxspx, Appletalk, and Other Network Protocols

Switching and Routing

Network Management and Security

Electronic Mail

Ftp and Telnet

Multimedia Networking

The Internet

Writing a Network Application

An Introduction to Networking With Windows

Windows Domains

Unix and Linux

Other Network Operating Systems

Security Hardware

Security Software

Forensic Techniques

Filters

Exam 21: Cryptography and Security

The power of a particular encryption technique is based on the ____.

Symmetric encryption algorithms use one key for both encryption and decryption.

A JPG image is a complex data structure containing compressed DCT coefficients for ____ blocks of pixels.

Even the best encryption algorithm can be outdone by improper use.

____ is a fascinating and possibly dangerous technique for hiding one form of information inside another.

What is a frequency analysis?

What Is a Computer Network

Network Topology

Networking Hardware

Ethernet Technology

Token-Ring, Fddi, and Other Lan Technologies

Network Design and Troubleshooting Scenarios

Low-Level Protocols

The Tcpip Protocols

Ipxspx, Appletalk, and Other Network Protocols

Switching and Routing

Network Management and Security

Electronic Mail

Ftp and Telnet

Multimedia Networking

The Internet

Writing a Network Application

An Introduction to Networking With Windows

Windows Domains

Unix and Linux

Other Network Operating Systems

Security Hardware

Security Software

Forensic Techniques

Filters