Essentials of Networking Flashcards
The _______________ format is shorthand for representing strings of ones and zeros.
Alphanumeric
Hexadecimal
Exponential
Matrix
Hexadecimal
RJ-45 is visibly much _______________ than RJ-11.
Thinner
Wider
Longer
Shorter
Wider
You connect a workstation to the wall outlet with a _______________.
Repeater
Hub
Ethernet cable
Router
Ethernet cable
What tool is used to verify that all the individual wires are properly connected and in the correct location in a cable?
RJ-45 crimper
Volt meter
Wire snips
Cable tester
Cable tester
Which Cat level supports 10-Gbps networks at 100-meter segments and provides shielding for individual wire pairs reducing crosstalk and noise problems?
Cat 5e
Cat 6a
Cat 6e
Cat 7
Cat 7
What component connects LANs into a WAN?
Hub
Router
Modem
Repeater
Router
How many binary characters are represented by one hexadecimal character?
Two
Four
Eight
Ten
Four
Which connector is typically used in Ethernet?
RJ-45
RJ-11
RG-58
AWG 22–26
RJ-45
Which device makes all computers share a given bandwidth?
Switch
Hub
Router
DNS server
Hub
What term describes a group of networked computers that are typically located no more than a few hundred meters apart at most?
LAN
Homegroup
Domain
Workgroup
LAN
How long is a MAC address?
16 bits
32 bits
48 bits
64 bits
48 bits
What term refers to the maximum speed at which data can be transferred?
Bandwidth
Redundancy
Amplitude
Velocity
Bandwidth
Network people call anything that one computer might share with another a _______________.
Segment
Datagram
Resource
Frame
Resource
How do you represent the hexadecimal value A in binary?
1110
1011
1100
1010
1010
A good patch cable should include a _______________.
Boot
Clip
Buckle
Clasp
Boot
What is used to make a patch cable?
Solid cables
Twisted pair cables
Loose cables
Half-duplex cables
Twisted pair cables
A device that goes into a 7-inch space is called a _______________.
Crimper
Boot
Punchdown block
4U
4U
What is the general cable distance limit of an Ethernet segment?
300 yards
100 meters
One mile
1000 meters
100 meters
1000BaseT needs all _______________ pairs of wires in CAT 5e and higher cables.
Two
Three
Four
Five
Four
How are MAC addresses represented?
Using 32 binary digits
Using 12 hexadecimal characters
As an IP address
As a DNS name
Using 12 hexadecimal characters
All network interfaces cards (NICs) have a(n) _______________ “burned” into them.
Domain name
DNS name
IP address
MAC address
MAC address
Digital Equipment, Intel, and Xerox invented the first network in the mid-1970s and created what eventually became _______________.
Ethernet
NetBEUI
TCP/IP
NetBIOS
Ethernet
_______________ are a part of the frame.
Hosts
Packets
Datagrams
Protocols
Packets
Network technologies that use _______________ light use single-mode fiber optic cabling.
Blue
Fluorescent
Laser
Incandescent
Laser
