Chapter 14 – Hardware Support A+

The Telnet protocol encrypts transmitted data, which therefore cannot be read by others on the network.

True or False

False
When using static IP addressing, software automatically configures the network connection on each device.

True or False

False
A problem with virtual networks is that data transmitting through them cannot be encrypted and therefore is not secure.

True or False

False
The User Datagram Protocol (UDP) guarantees delivery of data to its destination.

True or False

False
The current release of SMB is CIFS, also called SMB2.

True or False

True
What is the name of the 32-bit or 128-bit number that is used to identify a device on a network?

port number
protocol number
IP address
IP version

IP address
How are IP addresses available to the Internet classified?

public
private
non-routable
standard

public
What type of IP address is configured by a server when a device first initiates a connection to the network?

default
dynamic
static configured

dynamic
How is the network portion and the host portion of an IP address identified?

dynamic address
DHCP address
default gateway
subnet mask

subnet mask
What command can be used to display IP addresses assigned to all network connections on a system?

msconfig
netstat
ipconfig
netcfg32

ipconfig
Packets are delivered to a single node on a network when using what type of IPv6 address?

anycast address
default gateway address
multicast address
unicast address

unicast address
What protocol makes a connection, checks whether the data is received, and resends it if it is not?

TCP
UDP
IP
DNS

TCP
The solution for securing private data traveling over a public network, such as the Internet, is the use of what type of network?

public encrypted network
virtual private network
private encrypted network
virtual prevention network

virtual private network
Originally developed by IBM, what protocol is used by Windows to share files and printers on a network?

-Server Message Block (SMB)
-Lightweight Directory Access Protocol (LDAP)
-File Transfer Protocol (FTP)
-Hypertext Transfer Protocol (HTTP)

Server Message Block (SMB)
If the computer you are using is a laptop that moves from one network to another, what tab can be used to configure a secondary configuration, such as a static IP if a DHCP server cannot be reached?

General Configuration
Alternate Configuration
Secondary Configuration
Fallback Configuration

Alternate Configuration
What functions as the name of a wireless network?

secure key
MAC address
Network ID
SSID

SSID
What type of device can be used to block unwanted traffic initiated from the Internet and can also restrict Internet access from an internal network?

hub
switch
firewall
VPN

firewall
What wireless networking radio frequency yields faster speeds but offers shorter range?

2.4 GHz
5 GHz
7 GHz
11 GHz

5 GHz
What command can be used to flush the local DNS cache on a Windows computer?

nslookup -f
ipconfig /flushdns
dns dump
service dnscache restart

ipconfig /flushdns
What TCP port is utilized by an SSH server listening for connections?

20
21
22
23

22
The Remote Desktop and Remote Assistance applications utilize what port for remote access?

22
23
110
3389

3389
What cell phone technology is the most popular in the United States?

GSM
CDMA
EDGE
SIM

CDMA
What device handles access to another network for a client computer if it does not have a better option?

firewall
default gateway
network switch
network hub

default gateway
If a device does not receive an IP address from a DHCP server, the device may resort to what kind of IP address?

APIPA
random IP address
public IP address
dynamic IP address

APIPA
The ability to send and receive transmissions at the same time on an Ethernet cable is referred to by what term?

simplex mode
half duplex
auto transit
full duplex

full duplex
Unicast addresses include what types of addresses? (Choose all that apply).

global address
anycast address
multicast address
link-local address

global address
link-local address
What functions might be provided by a SOHO router besides the normal duty of routing packets between networks? (Choose all that apply).

directory server
firewall
wireless access point
email server

firewall
wireless access point
What two protocols are used to deliver mail messages?

POP3
SNMP
SMTP
IMAP4

POP3
IMAP4
What two terms are used to describe the User Datagram Protocol (UDP)?

connectionless protocol
connection oriented protocol
best effort protocol
reliable protocol

connectionless protocol
best effort protocol
What two protocols are used for remote access to a server, using unencrypted and encrypted transmissions respectively?

AFP
telnet
SSH
SNMP

telnet
SSH