WorksheetsIT3_Internet and Intranet Control, EDI and personal Computer
Total questions: 16
Worksheet time: 21mins
Firewalls are
special materials used to insulate computer facilities
a system that enforces access control between two networks
special software used to screen Internet Access
none of the above
A risk of intercepting the message transmitted between sender and receiver.
Denial of service attack
Risk from equipment failure
Risk from subversive threats
DDos
a system that provides efficient but low-security access control
Network-level firewalls
Application-level firewalls
Dual-home system
None of the above
It clogs the internet ports of the victim's server with fraudulently generate messages.
DDos
SYN Flood Attacks
Smurf Attack
Denial of Service Attack
Disguising message packets to look as if they came from another user to gain access to the hot's network is called spooling
TRUE
FALSE
Access controls take on increased importance in a computerized environment because all of the records may be found in one place
TRUE
FALSE
The audit trail for electronic data interchange transactions is stored on magnetic media.
TRUE
FALSE
In an electronic data interchange environment, customers routinely access
the vendor's price list file
the vendor's accounts payable file
the vendor's open purchase order file
none of the above
Which of the following is not a test of access controls?
biometric controls
encryption controls
backup controls
inference controls
All of the following are designed to control exposures from subversive threats except
firewalls
one-time passwords
field interrogation
data encryption
Which control will not reduce the likelihood of data loss due to a line error?
echo check
encryption
vertical parity bit
horizontal parity bit
Which method will render useless data captured by unauthorized receivers?
echo check
parity bit
public-key encryption
message sequencing
The following are solutions to inadequate systems development and maintenance except
using commercial software to the extent possible
utilize detailed software
inadequate back ups
all of the above
All of the following are characteristics of a personal computer except
weak operating systems
inadequate segregation of duties
inadequate backup procedures
all of the above are characteristics
All are forms of denial of service attacks except
SYN Flood attacks
Smurf Attacks
Distributed denial of service(DDos)
All of the above are the forms of denial of service attack
[10MINS] Explain what you have understood about private key encryption and public-key encryption.(10pts)
