BISM 2600
Transmission speed is normally measured in ________.
Bits per second
Network speeds usually are measured in ________.
Bits per seconds
Jitter is a problem for ________
Both A & B (VoIP / Streaming Media)
When a firewall identifies an attack packet, it ________.
Both A&B
Standards govern ________.
Both A&B (Semantics / Syntax)
Cloud customers are concerned that ________.
Both A&B (Their data might be hacked / Government has access to their data secretly)
Attack programs that can be remotely controlled by an attacker are ________
Bots
Which of the following can be upgraded after it is installed on a victim computer? (Choose the most specific answer.)
Bots
A password-cracking attack that tries all combinations of keyboard characters is called a ________
Brute-Force attack
"Octet" is the same as ________
Byte
At what layer are frames standardized?
Data Link
At what layer do you find EUI-48 addresses?
Data Link
An attacker must break through two firewalls to get to a host. This illustrates the principle called ________. (Select the most specific answer.)
Defense of Depth
To make a forwarding decision, a router looks at the arriving packet's ________.
Destination IP address
Switches make decisions based on the ________
Destination data link layer address
The address 60.49.7.254 is represented in ________
Dotted Decimal Notation
Small malware programs that download larger malware programs are called ________.
Downloaders
The Target attackers probably first broke into Target using the credentials of a(n) ________.
Employee in a firm outside Target
________ is placing a message in the data field of another message
Encapsulation
Converting application messages into bits is called ________.
Encoding
The messages of VPNs ________.
Encrypted
Firewall log files should be read ________.
Everyday
Methods that hackers use to break into computers are ________.
Exploits
If a firewall does not have the processing power to filter all of the packets that arrive, ________.
It will drop packets it cannot process
Variability in delay is called ________
Jitter
A program that can capture passwords as you enter them is ________
Keystroke Logger
When a packet travels through a network, the time it takes to get from the sender to the receiver is called ________.
Latency
Egress filtering examines packets ________.
Leaving to the outside
Stateful firewalls are attractive because of their ________.
Low cost
SDN holds the promise of bringing ________.
Lower Cost
An EUI-48 address was formerly called a(n) ________ address
MAC
The general name for evil software is ________.
Malware
An SLA for latency should specify a ________
Maximum
QoS is quantified through ________.
Metrics
Latency is usually measured in ________
Milliseconds
An SLA for availability should specify a ________
Minimum
An SLA for speed should specify a ________
Minimum
Priority addresses the problem of ________.
Momentary Traffic Peaks
When messages of different users share a transmission line, this is ________
Multiplexing
Which type of firewall filtering looks at application-layer content?
NGFW
Jitter is a problem for ________
Neither (Downloading a file attached to an email / E-mail)
Which type of firewall filtering collects streams of packets to analyze them as a group?
Next-Generation
Who controls the Internet?
No one
What type of address is 100 bits long?
None
If you know the name of another computer on your network and want to find the IP address, what is a DOS command you can use to find the IP address?
Nslookup
Guarantees by a provider to meet certain delivery quality specifications are called ________.
Service Level Agreements (SLA)
Tricking users into doing something against their security interests is ________
Social Engineering
Unsolicited commercial e-mail is better known as ________.
Spam
An attack aimed at a single person or a small group of individuals is a(n) ________ attack. (Choose the most specific answer.)
Spear Fishing
Throughput is ________.
Speed a network actually provides to users
The general name for malware on a user's PC that collects sensitive information and sends this information to an attacker is ________.
Spyware
Malware programs that masquerade as system files are called ________.
Trojan
What layer number is the physical layer?
1
What layer number is the data link layer?
2
20,000 bits per second is ________
20 Kbps
Overprovisioning means ________.
Adding much more switching and transmission line capacity than will be needed most of the time
Which of the following is a host when it is on a network?
All of the above
The electrical signal generated by a microphone is called a(n) ________ signal
Analog
At what layer is encoding done?
Application
At which layer would you find standards for requesting videos from a video-sharing site such as YouTube?
Application
On a server, well-known port numbers indicate ________
Applications
Actions that people are allowed to take on a resource come under the heading of ________
Authorizations
________ is the percentage of time that a network is available for use.
Availability
UDP is ________.
Unreliable
Depicting the Internet as a cloud symbolizes that ________.
Users do not have to know how the Internet operates and where resources are located
Which of the following is latency intolerant?
Video
Which can be moved more easily?
Virtual Machine
Which of the following attach themselves to other programs?
Viruses
The general name for a security flaw in a program is a ________.
Vulnerability
Attacking your own firm occurs in ________.
Vulnerability Testing
SSL/TLS is used for ________.
Web Applications
A policy specifies ________
What should be done
Which of the following sometimes uses direct propagation between computers?
Worms
________ are full programs.
Worms
An SLA should specify the ________
Worst
Vulnerability-based attacks that occur before a patch is available are called ________ attacks.
Zero-Day
IaaSs own _________.
Servers
In QoS, the S stands for ________.
Service
If someone says that a 1-bit flag is set, this means that it is given the value ________.
1
In a coffee shop hot spot, the rated speed is 10 Mbps. Throughput is about half of the rated speed. There are ten people using the hot spot. You and three others are transmitting or receiving at a particular moment. What speed should you expect to get?
1.25
Convert decimal 8 to binary
1000
Convert a decimal number 15 to the binary number.
1111
What layer number is the Internet layer?
3
320,000 kbps is ________
320 Mbps
Convert the binary number 100 to decimal
4
What layer number is the transport layer?
4
How long are IPv4 addresses in octets?
4 Octets
EUI-48 addresses are ________.
48 bits long
In the Five General Layers Standard, which layer's standards govern application World Wide Web exchanges over the Internet?
5
In distributed DoS attacks, the attacker sends messages directly to ________
A command and control server
The Target attackers sold their stolen card information to ________
Card Shops
What type of attacker are most of attackers today?
Career Criminals
A specific encryption method is called a ________
Cipher
ACLs are used for packets in the ________ state
Connection-Opening
Which of the following is a form of biometrics?
Facial Recognition
Dividing an application message into a series of smaller message segments is called ________.
Fragmentation
If a transmission link has a relatively high error rate, ________.
Fragmentation is like to REDUCE delivery time
Data link layer standards govern ________.
Frame Organization
What kind of address do hosts have on the Internet?
IP Addresses
What type of address is 32 bits long?
IPv4
60.49.7.254 is an ________
IPv4 Address
________ collectively form the core of the Internet service
ISPs
Who are the most dangerous types of employees?
IT Security Employees
Compared to other methods for reducing problems during momentary traffic peaks, overprovisioning ________.
Increase capital cost
Users of an access point share the transmission capacity of the access point. The throughput a user gets is called the ________.
Individual Throughput
Users typically can eliminate a vulnerability in one of their programs by ________
Installing a patch
Standards tend to bring _________.
Interoperability
What is a DOS command you can use to find the IP address of your PC?
Ipconfig
Error rates can soar when the network traffic level ________.
Is at a High Level
When a packet that is part of an ongoing connection arrives at a stateful inspection firewall, the firewall usually ________.
Passes the packet *Ongoing connection
Pieces of code that are executed after the virus or worm has spread are called ________
Payloads
Another term for authorization is ________
Permission
An attack in which an authentic-looking e-mail or website entices a user to enter his or her username, password, or other sensitive information is called ________. (Select the most specific answer.)
Phishing
A ________ may have multiple ________
Physical Server, Virtual Machines
To determine if a host is reachable, you would send a(n) ________.
Ping
Standards mean the same thing as ________.
Protocols
Internet standards are published as ________.
RFC's
DoS attacks attempt to ________.
Reduce the availability of a computer
Balancing threats against protection costs is called ________.
Risk Analysis
What device connects different networks into an Internet?
Router
Which type of service manages application software for users?
SaaS
The meaning of a message is referred to as the message's ________
Semantics
In authentication, the ________ is the party trying to prove his or her identity.
Supplicant
How a message is organized is its ________.
Syntax
Which of the following probably suffered the most financial damage from the Target breach?
Target
