3DX5X VOL 2 UNIT 2
Card Set Information
3DX5X VOL 2 UNIT 2
Cyber Career Field CDC
The computing part of the computer is the central processing unit, also called the...
What two main components make up the central processing unit?
Control unit and arithmetic logic unit
What is the type of memory that retains data after power is removed or lost?
Which landline transmission medium is the primary carrier of voice communications?
Twisted pair cable
An optical communications system is comprised of a....
transmitter, cable, and receiver
Which of the following is
one of the three advantages to using wireless technology?
The ability to move about without being tethered by wires in wireless technology is called...
Which of the following is not one of the four security threats to Wireless Local Area Network?
Who is an authorized client that may unknowingly or maliciously help outside parties gain access to a network?
What organization developed several wireless standards to meet the demands of security, speed, and flexibility of today's wireless networks?
Institute of Electrical Electronics Engineers
How many peripherals can a Universal Serial Bus handle at once?
How many devices can connect to a FireWre bus?
What do you apply across Liquid Crystal Display material to change the alignment and light polarizing property?
What is a Data Link layer network device that logically separates a singe network into two segments or collision domains in Ethernet networks?
What rule establishes the percent of data that should be local to a segment and the percentage of data that should be destined to traverse a bridge to the other segment?
This type of bridge is used to convert one Data Link layer protocol to another...
What is the method called when the entire frame is received and placed into the buffer, an error check is performed, and the frame is sent to the proper port for delivery?
What forwarding method is also known as runtless switching?
What layer of the open system interconnection model do routers operate?
What do routing algorithms initialize and maintain to aid the process of path determination?
Which of these is an example of an Exterior Gateway Protocol?
Border Gateway Protocol
Dynamic routing automatically calculates the best path between how many nodes?
What encryption device may you rarely see due to its lower maximum data rate?
What encryption device is certified to secure all classification levels and categories and is able to encrypt trunk-level high-speed circuits?
What encryption device is capable of loading up to 500 keys?
The classification of a fill device is...
classified as soon as a key is loaded, and holds the classification of the loaded key
A modem is a device that modulates...
digital data onto an analog carrier for transmission over an analog modem
Analog modems are used over the voice band range of...
20 Hz to 20 kHz
The main function of the Data Service Unit is to...
adapt the digital data stream produced by the customer equipment to the signaling standards of the telephone carrier equipment
Software is generally divided into...
systems software, operating systems software, and applications software
Which one is
a category of the operating system's task categories?
The path between the operating system and virtually all hardware not on the computer's motherboard goes through a special program called a...
The core operating-system function is the management of the computer system which resides with the...
Applications are software programs designed to perform what type of tasks?
What are two anti-virus programs that the Air Force uses?
Norton and McAfee
Windows operating systems traditionally function in one of two network models. Which modes
operate using centralized user accounts?
Which system provides support for features such as Windows System Resource Manager and Metadirectory Services?
One of the Windows Server Editions operating systems provides supports high-end, high traffic applications servers. Which Operating system is it?
What was the first disk operating system developed to operate on a wide range of computer systems?
What is the name of the standard all-purpose shell most commonly used?
What directory is always identified by the slash symbol (/) and is in the "a" partition?
Which pathnames begin at the current working directory?