AP Flashcard #1 Review

Front

According to ASCII character encoding, which letter is represented by the 8-bit binary value: 0100 0010?

Back

ASCII Character B

Front

Which form of compression would you use to save data when you transmit text messages and you don't want to lose information?

Back

Lossless Compression

Front

Which of the following best defines the digital divide? Options: The difference in programming skills between experienced and novice users, The gap in access to computing devices and the Internet based on socioeconomic, geographic, or demographic factors, The separation between different types of wireless network technologies, The difficulty of connecting older devices to modern Internet infrastructure

Back

The gap in access to computing devices and the Internet based on socioeconomic, geographic, or demographic factors

Front

Given the following network diagram, what is the minimum number of connections that must be broken or removed before computer E can no longer communicate with computer B?

Back

2

Front

Which of the following best explains how fault tolerance in a network is achieved?
Options:
By providing high-bandwidth connections between devices, enabling data packets to be transmitted as quickly as possible
By providing multiple paths between devices, enabling routing to occur even in the presence of a failed component
By providing open network protocols, ensuring that all devices on the network are interacting in a standard way
By providing software to monitor all network traffic, ensuring that data packets are sent and received in the proper order

Back

By providing multiple paths between devices, enabling routing to occur even in the presence of a failed component

Front

What is the output? Options: True, False

Back

True

Front

Which of the following is FALSE regarding packets?
Packets contain metadata that is used for knowing where to send/receive data.
Packets could arrive out of order from the order they were originally sent.
Packets will always take the same path to their destination.
If a couple of packets are missing from the original message sent, only those packets needs to be resent (and not all the packets in their entirety).

Back

Packets will always take the same path to their destination.

Front

Determine what is displayed by the shown code.

Back

16

Front

Which expression should be used to check whether a number, called num, is odd? Options: num MOD 2 = 0, num MOD 1 = 0, num MOD 1 = 1, num MOD 2 = 1

Back

num MOD 2 = 1

Front

Consider the following code and then determine which of the two given statements are true, if any.
 I. The number 5 could possibly be displayed.
II. The number 3 could possibly be displayed.

Back

I and II