IST-220 Chapter 2 Review
What is the Industry Standard (full rack )unit of measurement that defines the space available in a rack?________________U [a] How tall are standard(full) racks? _____________feet[b] A) 42 B) 6 C) 46 D) 8
A (42) B (6)
Which of the following devices are you likely to find in the MDF? Choose all that apply. A) Routers B) Switches C) Network printer D) KVM switch
A (Routers) B (Switches) D (KVM Switch)
You've decided to run an Nmap scan on your network. What app could you open to perform this task? Choose all that apply. A) Zenmap B) Microsoft Edge C) Command Prompt D) PowerShell
A (Zenmap) C (Command Prompt) D (PowerShell)
What statement accurately describes what a cable bend radius determines?
A cable bend radius is the radius of the maximum arc into which you can loop the cable without impairing data.
Which of these is considered a secure place to store a list of documented network passwords?
A password manager
A technician from your ISP has arrived to help you troubleshoot a weak WAN connection. To what location do you take her?
Entrance facility
In a rack setup, a device called a KVM allows multiple consoles to connect to a single device on the rack. True/False
False
What is the first step of inventory management?
List all components on the network
A transceiver was recently damaged by a lightning strike during a storm. How might you decide whether the ISP is responsible for replacing this device, or whether your company must foot the bill?
Look at whether the device is located on the ISP's side of the demarc.
There is only one ________ (use abbreviation) per network, but there can be many ________ (s)(use abbreviation) connecting internal portions of the network
MDF IDF
In general, how much can a twisted-pair's cable be bent before data transmission may be impeded?
No more than four times the diameter of the cable.
You need to connect a new network printer to a nearby wall jack. What kind of cable should you use?
Patch cable
Use __________ -rated cabling in the area above the ceiling tile
Plenum
What type of tool would you utilize to terminate twisted pair wire on a 66 or 110 block?
Punchdown tool
What is NOT a TIA/EIA recognized cabling type that can be used for horizontal cabling?
RG-6 Coaxial
If you're shopping for a rack switch, what component on the switch tells you it can be mounted to a rack?
Rack ears
What standard describes uniform, enterprise-wide cabling systems, regardless of who manufactures or sells the various parts used in the system?
TIA/EIA-568
What does backbone cabling consist of?
The cables or wireless links that provide interconnection between the entrance facility and MDF, and between the MDF and IDFs.
Each type of cable has a prescribed bend radius, which is the radius of the maximum arc into which you can loop a cable without impairing data transmission. True/False
True
The TIA/EIA standard for wall jacks in a work area require that at least one outlet be provided for data and one for voice. True/False
True
Which device converts signals from a campus's analog phone equipment into IP data that can travel over the Internet?
VoIP gateway
What type of diagram shows a graphical representation of a network's wired infrastructure?
Wiring schematic
PVC cable coating is toxic when _____________
burned
What component of the backbone runs between a building's floors and can be used to connect an MDF and IDF or multiple IDFs?
vertical cross connect
In order to ensure that a cable is not affected by electromagnetic interference, how far away should the cable be from fluorescent lighting?
At least 3 feet