ITN 262 UPDATED COMPREHENSIVE EXAMS
QUESTIONS AND ANSWERS SURE A+
✔✔In a Diffie-Hellman calculation using P = g^s mod N, s, is:
the unique public value computer from the private key - ✔✔the private key value
✔✔Digital signatures are often used to provide: - ✔✔none of the answers
(nonrepudiation, protection against denial of service attacks, file availability)
✔✔Using the Diffie-Hellman algorithm: - ✔✔both participants in the exchange must
have a public/private key pair
✔✔A public-key certificate generally does not contain: - ✔✔a private key
✔✔The method used to encrypt a with multiple ciphers is called? - ✔✔KEK (Key
Encrypted Key)
✔✔What was the first web browser to use public key certificates? - ✔✔Netscape
Navigator
✔✔Encrypting an encryption key using a passphrase is called: - ✔✔key wrapping
, ✔✔An Advanced Encryption Standard (AES) key may not be: - ✔✔16 bits in length
✔✔All of the following are types of switching except: - ✔✔Package switching
✔✔A rootkit is: - ✔✔software that hides on a computer and provides a back door for an
attacker
✔✔An advantage of packet switching is: - ✔✔parallel transmission
✔✔Another term for "maximum data rate" is: - ✔✔bandwidth
✔✔In a wireless transmission, a host first sends a: - ✔✔a RTS message (Request to
Send)
✔✔Primary forms of Ethernet media include the following except: - ✔✔nano
✔✔The OSI network model has how many layers? - ✔✔7
✔✔The following is part of the networks protocol stack - ✔✔Transport Layer
Link Layer
(Both)
✔✔To launch a distributed denial of service (DDOS) attack, an attacker often uses: -
✔✔a botnet
✔✔To see a list of MAC addresses on a Windows-based network: - ✔✔go to System
Preferences in the Windows graphical user interface
✔✔1111 1111 - 1111 1111 - 1111 0000 - 0000 0000 is an example of: - ✔✔a binary
network mask
✔✔192.168.1.1 is an example of: - ✔✔an IPv4 address
✔✔A disadvantage of a mesh network is: - ✔✔congestion
✔✔A disadvantage of a star network is: - ✔✔broadcasting
✔✔The well-known port number 80 is used for: - ✔✔World Wide Web (WWW)
✔✔The element that automatically assigns IP addresses to LAN hosts is: - ✔✔Dynamic
Host Configuration Protocol (DHCP)
✔✔A disadvantage of a tree network is: - ✔✔address-based size limits
QUESTIONS AND ANSWERS SURE A+
✔✔In a Diffie-Hellman calculation using P = g^s mod N, s, is:
the unique public value computer from the private key - ✔✔the private key value
✔✔Digital signatures are often used to provide: - ✔✔none of the answers
(nonrepudiation, protection against denial of service attacks, file availability)
✔✔Using the Diffie-Hellman algorithm: - ✔✔both participants in the exchange must
have a public/private key pair
✔✔A public-key certificate generally does not contain: - ✔✔a private key
✔✔The method used to encrypt a with multiple ciphers is called? - ✔✔KEK (Key
Encrypted Key)
✔✔What was the first web browser to use public key certificates? - ✔✔Netscape
Navigator
✔✔Encrypting an encryption key using a passphrase is called: - ✔✔key wrapping
, ✔✔An Advanced Encryption Standard (AES) key may not be: - ✔✔16 bits in length
✔✔All of the following are types of switching except: - ✔✔Package switching
✔✔A rootkit is: - ✔✔software that hides on a computer and provides a back door for an
attacker
✔✔An advantage of packet switching is: - ✔✔parallel transmission
✔✔Another term for "maximum data rate" is: - ✔✔bandwidth
✔✔In a wireless transmission, a host first sends a: - ✔✔a RTS message (Request to
Send)
✔✔Primary forms of Ethernet media include the following except: - ✔✔nano
✔✔The OSI network model has how many layers? - ✔✔7
✔✔The following is part of the networks protocol stack - ✔✔Transport Layer
Link Layer
(Both)
✔✔To launch a distributed denial of service (DDOS) attack, an attacker often uses: -
✔✔a botnet
✔✔To see a list of MAC addresses on a Windows-based network: - ✔✔go to System
Preferences in the Windows graphical user interface
✔✔1111 1111 - 1111 1111 - 1111 0000 - 0000 0000 is an example of: - ✔✔a binary
network mask
✔✔192.168.1.1 is an example of: - ✔✔an IPv4 address
✔✔A disadvantage of a mesh network is: - ✔✔congestion
✔✔A disadvantage of a star network is: - ✔✔broadcasting
✔✔The well-known port number 80 is used for: - ✔✔World Wide Web (WWW)
✔✔The element that automatically assigns IP addresses to LAN hosts is: - ✔✔Dynamic
Host Configuration Protocol (DHCP)
✔✔A disadvantage of a tree network is: - ✔✔address-based size limits
