Question: HTTP is one of the oldest application layer protocols
Answer Options:
True
False
Answer: True
Question: The OSI model has ____ layers.
Answer: 7.
Question: The ASCII code is used to encode:
Answer Options:
Characters in the Chinese language.
Characters in the English language.
Answer: Characters in the English language.
Question: Search advertising is
Answer: Advertising search engines on the Internet
Question: Noise is:
Answer Options:
The transformation of elements from one set of elements to another set.
The generation of sine waves for transmission over a medium.
Any disturbance that interferes with the normal operation of a device.
Changing one or more properties of a sine wave in response to data.
Answer: Any disturbance that interferes with the normal operation of a device.
Question: A protocol is a set of rules that:
Define layers.
Arrange functionality of components.
Permit information systems to exchange information with each other.
Break down user data into small segments.
Answer: Permit information systems to exchange information with each other.
Question: Aaron normally wears glasses as a matter of routine. One night he is having dinner with Eve at an upscale steak house. In making a point, Eve gets animated and the steak knife slips out of her hands and cuts Aaron right above the nose. Which of the following is true?
Answer Options:
Eve’s negligence was the proximate cause of Aaron’s injury and, thus, she is responsible for his injuries.
Aaron is responsible for his injuries because he assumed the risk by sitting across from an animated person with a steak knife.
It turns out that Aaron would not have been harmed if he had been wearing glasses, the knife would not have cut him, and thus, Eve has no liability.
The restaurant is liable for providing diners with sharp steak knives.
Answer: Eve’s negligence was the proximate cause of Aaron’s injury and, thus, she is responsible for his injuries.
Question: Business Data Communications refers to the movement of data from:
One computer application on a computer to another computer application on another computer.
One computer network to another computer network.
One computer to another computer.
One person to another person.
Answer: One computer application on a computer to another computer application on another computer.
Question: Cat 5 cable has ____ wires:
Answer Options:
6
8
4
10
Answer: 8
Question: If the data is 101011 and the divisor is 1011, the CRC remainder is:
Answer Options:
110
001
010
101
Answer: 010
Question: All of the following are examples of using broadcasting to transmit data, except:
Answer Options:
A letter in the mail addressed to a friend
College classroom
Satellite radio transmission
Junk mail
Answer: A letter in the mail addressed to a friend
Question: HTTP is an application layer protocol that enables the transfer of
Answer Options:
Files of any type between computers
Only host files and images between computers
Parts of files between computers
Only html files between computers
Answer: Files of any type between computers
Question: Which of the following events would make it more likely that a company would call its outstanding callable bonds?
a. The company’s bonds are downgraded.
b. Market interest rates rise sharply.
Answer Options:
a. True
b. False
Answer: b. False
Question: When a TCP connection is initiated, the sequence number of the first datagram is:
Answer Options:
None of the above
100
Either A or B
A randomly chosen number
Answer: A randomly chosen number
Question: The spanning tree protocol improves the performance of switched networks by:
Answer Options:
Eliminating loops
Eliminating collisions
Adding routing
Reducing link distance
Answer: Eliminating loops