Question 1

IPsec can only encrypt the packet data but not the header information.

Accepted Answer

A) True 
 B)False  False

Question 2

_________ is a block cipher that uses a variable-length key ranging from 32 to 448 bits.

Accepted Answer

A) 3DES 
B) AES 
C) Blowfish 
D) RC4 
A) 3DES 
B) AES 
C) Blowfish 
D) RC4 C

Question 3

Which of these is NOT one of the two basic types of cryptography?

Accepted Answer

A) Asymmetric 
B) Symmetric 
C) Forward 
D) None of the above 
A) Asymmetric 
B) Symmetric 
C) Forward 
D) None of the above C

Question 4

A(n)________ refers to the bits that are combined with the plain text to encrypt it.

Accepted Answer

A) Key 
B) Plain 
C) Cipher text 
D) Algorithm 
A) Key 
B) Plain 
C) Cipher text 
D) Algorithm

Question 5

Using the __________ cipher you choose some number by which to shift each letter of a text.

Accepted Answer

A) DC4 
B) Caesar 
C) Multi-alphabet substitution 
D) ASCII 
A) DC4 
B) Caesar 
C) Multi-alphabet substitution 
D) ASCII

Question 6

Using the _________ cipher you select multiple numbers by which to shift letters.

Accepted Answer

A) DC4 
B) Caesar 
C) Multi-alphabet substitution 
D) ASCII 
A) DC4 
B) Caesar 
C) Multi-alphabet substitution 
D) ASCII

Question 7

__________ is the art to write in or decipher secret code.

Accepted Answer

A) Encryption 
B) Cryptography 
C) Keying 
D) Decryption 
A) Encryption 
B) Cryptography 
C) Keying 
D) Decryption

Question 8

Kerberos is an authentication protocol that uses a ticket granting system that sends an encrypted ticket to the user's machine.

Accepted Answer

A) True 
 B)False

Question 9

A(n)___________is a mathematical process for doing something.

Accepted Answer

A) Formula 
B) Algorithm 
C) Cipher 
D) None of the above 
A) Formula 
B) Algorithm 
C) Cipher 
D) None of the above

Question 10

With ______________ encryption,one key is used to encrypt a message,and another is used to decrypt the message.

Accepted Answer

A) Private key 
B) Public key 
C) Cipher 
D) None of the above 
A) Private key 
B) Public key 
C) Cipher 
D) None of the above

Question 11

With asymmetric cryptography a different ______ is used to encrypt the message and to decrypt the message.

Accepted Answer

A) Code 
B) Key 
C) Lock 
D) Script 
A) Code 
B) Key 
C) Lock 
D) Script

Question 12

Cipher text is encrypted text.

Accepted Answer

A) True 
 B)False

Question 13

Which of these is NOT a type of symmetric algorithm?

Accepted Answer

A) Stream 
B) Block 
C) Transcription 
D) None of the above 
A) Stream 
B) Block 
C) Transcription 
D) None of the above

Question 14

______________ is the process to scramble a message or other information so that it cannot be easily read.

Accepted Answer

A) Encryption 
B) Cryptography 
C) Keying 
D) Decryption 
A) Encryption 
B) Cryptography 
C) Keying 
D) Decryption

Question 15

Which of the following is an operation used on binary numbers not found in normal math?

Accepted Answer

A) AND 
B) PLUS 
C) MINUS 
D) None of the above 
A) AND 
B) PLUS 
C) MINUS 
D) None of the above

Question 16

__________refers to encrypted text.

Accepted Answer

A) Key 
B) Plain text 
C) Algorithm 
D) Cipher text 
A) Key 
B) Plain text 
C) Algorithm 
D) Cipher text

Question 17

PGP involves only private key encryption.

Accepted Answer

A) True 
 B)False

Question 18

Public key encryption is fast becoming the most widely used type of encryption because there are no issues to deal with concerning distribution of keys.

Accepted Answer

A) True 
 B)False

Question 19

A virtual private network is a way to use the Internet to create a connection between a remote user and a central location.

Accepted Answer

A) True 
 B)False

Question 20

Windows stores passwords using a method called __________.

Accepted Answer

A) Hashing 
B) Authentication 
C) Kerberos 
D) None of the above 
A) Hashing 
B) Authentication 
C) Kerberos 
D) None of the above

IPsec can only encrypt the packet data but not the header information.

_________ is a block cipher that uses a variable-length key ranging from 32 to 448 bits.

Which of these is NOT one of the two basic types of cryptography?

A(n)________ refers to the bits that are combined with the plain text to encrypt it.

Using the __________ cipher you choose some number by which to shift each letter of a text.

Using the _________ cipher you select multiple numbers by which to shift letters.

__________ is the art to write in or decipher secret code.

Kerberos is an authentication protocol that uses a ticket granting system that sends an encrypted ticket to the user's machine.

A(n)___________is a mathematical process for doing something.

With ______________ encryption,one key is used to encrypt a message,and another is used to decrypt the message.

With asymmetric cryptography a different ______ is used to encrypt the message and to decrypt the message.

Cipher text is encrypted text.

Which of these is NOT a type of symmetric algorithm?

______________ is the process to scramble a message or other information so that it cannot be easily read.

Which of the following is an operation used on binary numbers not found in normal math?

__________refers to encrypted text.

PGP involves only private key encryption.

Public key encryption is fast becoming the most widely used type of encryption because there are no issues to deal with concerning distribution of keys.

A virtual private network is a way to use the Internet to create a connection between a remote user and a central location.

Windows stores passwords using a method called __________.

Introduction to Computer Security

Networks and the Internet

Cyber Stalking, Fraud, and Abuse

Denial of Service Attacks

Malware

Techniques Used by Hackers

Industrial Espionage in Cyberspace

Computer Security Software

Security Policies

Network Scanning and Vulnerability Scanning

Cyber Terrorism and Information Warfare

Cyber Detective

Introduction to Forensics

Filters

Exam 8: Encryption

IPsec can only encrypt the packet data but not the header information.

_________ is a block cipher that uses a variable-length key ranging from 32 to 448 bits.

Which of these is NOT one of the two basic types of cryptography?

A(n)________ refers to the bits that are combined with the plain text to encrypt it.

Using the __________ cipher you choose some number by which to shift each letter of a text.

Using the _________ cipher you select multiple numbers by which to shift letters.

__________ is the art to write in or decipher secret code.

Kerberos is an authentication protocol that uses a ticket granting system that sends an encrypted ticket to the user's machine.

A(n)___________is a mathematical process for doing something.

With ______________ encryption,one key is used to encrypt a message,and another is used to decrypt the message.

With asymmetric cryptography a different ______ is used to encrypt the message and to decrypt the message.

Cipher text is encrypted text.

Which of these is NOT a type of symmetric algorithm?

______________ is the process to scramble a message or other information so that it cannot be easily read.

Which of the following is an operation used on binary numbers not found in normal math?

__________refers to encrypted text.

PGP involves only private key encryption.

Public key encryption is fast becoming the most widely used type of encryption because there are no issues to deal with concerning distribution of keys.

A virtual private network is a way to use the Internet to create a connection between a remote user and a central location.

Windows stores passwords using a method called __________.

Introduction to Computer Security

Networks and the Internet

Cyber Stalking, Fraud, and Abuse

Denial of Service Attacks

Malware

Techniques Used by Hackers

Industrial Espionage in Cyberspace

Computer Security Software

Security Policies

Network Scanning and Vulnerability Scanning

Cyber Terrorism and Information Warfare

Cyber Detective

Introduction to Forensics

Filters