Related Questions

The ratio of boys to girls in class A is 3 to 4 . The ratio of boys to girls in class B is 4 to 5 . If the two classes were combined, the ratio of boys to girls in class B is two less than the number of girls in class A. How many girls are in class A?
A 87
B 11
C 12
D 15
Three maths classes: X, Y, and Z take an algebra test. The average score of class X is 83. The average score of class Y is 76. The average score of class Z is 85. The average score of class X and Y is 79 and the average score of class Y and Z is 81. What is the average score of the combined classes X, Y, and Z?
A 81
B 81.5
C 82
D 84.5
You are adding a new server to your network. The network uses TCP/IP. The new server will provide users with dial-up access to network resources. The data link communications protocol you choose for dial-up access must allow you to provide secure authentication. Which protocol should you choose?
A PPP
B DLC
C In the System option in Control Panel, select the setting that allows users to log on locally
D In the System option in Control Panel, set the user environment variables to allow Maria to log on locally
E None of the above
How many digits of the Network User Address are known as the DNIC (Data Network Identification Code)?
A first three
B first four
C first five
D first seven
E None of the above
What flavor of Network Address Translation can be used to have one IP address allow many users to connect to the global Internet?
A NAT
B Static
C Dynamic
D PAT
Which of the following specifies the network address and host address of the computer?
A The IP address
B The TCP address
C The subnet mask
D The default gateway
E None of the above
Which of the following digits are known as the sub-address digits (for use by the user) of the Network User Address (NUA)?
A 05-Jul
B 01-Apr
C 08-Dec
D 13-14
E None of the above
If a switch receives a frame and the source MAC address is not in the MAC address table but the destination address is, what will the switch do with the frame?
A Discard it and send an error message back to the originating host
B Flood the network with the frame
C Add the source address and port to the MAC address table and forward the frame out the destination port
D Add the destination to the MAC address table and then forward the frame
How many networks and nodes per network, are allowed by the Class B network?
A 127 networks and 16,777,216 nodes per network
B 16,384 networks and 65,534 nodes per network
C 2,097,152 networks and 254 nodes per network
D All of the above
E None of the above
Class C IP address is for...... Bit network?
A 8
B 16
C 24
D 30

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