Question: Non-routable addresses are also called:
Answer Choices:
Hobby addresses
RFC 1918 addresses
Experimental addresses
Useless addresses
Answer: RFC 1918 addresses
Question: When you use a GPS to navigate to the destination, the street address of the final destination is analogous to the:
Answer Choices:
IP address of a packet
Header length of a packet
MAC address of a frame
Port address of an application
Answer: IP address of a packet
Question: All it takes for an && expression to be true is for one side of the && operator to be true.
Answer Choices:
True
False
Answer: False
Question: Switches discover the MAC addresses of computers connected on the different ports by looking at the:
Answer Choices:
Source address of outgoing packets
Destination address of outgoing packets
Destination address of incoming packets
Source address of incoming packets
Answer: Source address of incoming packets
Question: The equality operator is one = symbol.
Answer Choices:
True
False
Answer: False
Question: Which one of the following expressions determines whether the value of the length variable is greater than or equal to the value of the width variable?
Answer Choices:
width <= length
length < width
length >= width
length=width
Answer: length >= width
Question: The binary representation of the decimal number 231 is:
Answer Choices:
11100011
11100111
11100001
11100001
Answer: 11100111
Question: An _______ is a set of statements that execute in the order that they appear.
Answer Choices:
control structure
command structure
sequence structure
ordered structure
Answer: sequence structure
Question: The current version of IP is:
Answer Choices:
8
4
9
16
Answer: 4
Question: Check boxes are similar to radio buttons, in that they are both mutually exclusive.
Answer Choices:
True
False
Answer: False
Question: A(n) ________ can execute a set of statements only under certain circumstances.
Answer Choices:
circumstantial structure
decision structure
event structure
sequence structure
Answer: decision structure
Question: If the expression is true, the ?: operator returns false, and if the expression is false, the ?: operator returns true.
Answer Choices:
True
False
Answer: True
Question: The sequence structure is heavily used in programming because it can handle every type of task.
Answer Choices:
True
False
Answer: True
Question: All of the following are examples of using broadcasting to transmit data, except:
Answer Choices:
A letter in the mail addressed to a friend
Junk mail
College classroom
Satellite radio transmission
Answer: A letter in the mail addressed to a friend
Question: The advantage(s) of using two different addresses on a computer (MAC address and IP address) include:
Answer: All of the above
Question: The IP address 10000011 11110101 10110101 11001111 is written in dotted decimal notation as:
Answer Choices:
193.234.186.206
193.224.176.205
137.237.166.195
137.247.170.193
Answer: 193.245.181.207
Question: If you are writing an if statement that has only one conditionally executed statement, you must enclose the conditionally executed statement in curly braces.
Answer Choices:
True
False
Answer: False
Question: When determining whether a number is inside a range, it is best to use the && operator.
Answer Choices:
True
False
Answer: True
Question: A long series of nested if-else statements is usually easier to follow than the logic of an if-else-if statement.
Answer Choices:
True
False
Answer: False