Intro to Operating Systems Chapter 10
What is the setting for automatic IP address? What is the setting for static IP address?
DHCP 5 Yes; DHCP 5 No
What web browser is software from the Chromium open-source project? What version is it at? What web browser is a product of the Mozilla Foundation? What version is it at? What web browser was introduced with Windows 95? What was its replacement and what does it come with? What type of app is it and what keeps it up-to-date? What key opens the menu bar?
Google Chrome; 44; Mozilla Firefox; 41; Internet Explorer; Microsoft Edge; Windows 10; Universal; Windows Update; ALT
What client makes it simpler to navigate the Web? Name some features
Web browser; autofill, bookmarks, password manager, personalization, and zoom
What is the built-in network diagnostics tool in Windows 7 and 8? In OS X?
Windows Network Diagnostics; Network Utility
What are two ways an NIC gets an IP address? Which is more common? What is a static IP address? Where do most perform static IP addressing?
static address assignment or automatic address assignment; the latter; address manually configured by administrator; servers, network printers, and network devices like routers
What is a subnet mask? What are the two parts? What is an octet? What represents the network and host addresses of a subnet mask?
takes what looks like a single address and divides it into two addresses by masking off part of the address; host ID and net ID; group of 8 binary digits; 1s and 0s
How many bits in an IPv4 address? What numbers can be used? How many possible IP addresses are offered by IPv4? How many bits in an IPv6 address? What does it look like?
32; 0-255; 4.3 billion; 128; eight groups of four hexadecimal digits separated by colons
How do you access browser history in Chrome? In Firefox? In IE? In Microsoft Edge?
Chrome menu, History; Privacy page in Options dialog box; CTRL + SHIFT + DELETE; Hub button, clock icon
How do you manage passwords in Chrome? What option lets you see saved passwords? How do you manage passwords in Firefox? What option lets you see saved passwords? What about Internet Explorer and Microsoft Edge?
Chrome menu, Settings, enter password; Manage saved passwords; Options Security page and select Use a Master Password; Saved Passwords; Internet Options from tools menu, Content, Settings under AutoComplete; Advanced settings, Manage my saved passwords
What is Automatic Private IP Addressing? What is another name for the address it gives? What does it begin with in IPv6? What does a computer do when it uses an APIPA address?
DHCP client fails to receive an address from a DHCP server and will give itself an IP address beginning with 169.254; link-local address; fe80; continues to look for a DHCP server
What is a default gateway? What is a router? What should the net ID of the gateway address be identical to?
IP address of a router; network device that directs traffic to destinations beyond local network; net ID of NIC
What version of IP has been the standard since 1983? What was it updated to? Name three reasons the update is better
IPv4; IPv6; IPv4 ran out of addresses, IPv6 has more addresses, and IPv6 works better with mobile devices using a subprotocol Mobile IP
What are the three email account types?
POP (enables email client computers to pick up email from mail servers, current version: POP3), IMAP (allows users to maintain messages stored on email server without removing them), and Web Mail (using a Web browser to retrieve email, ex: Microsoft Outlook)
What is a digital subscriber line (DSL)? What is its speed range?
WAN service similar to ISDN that uses more advanced digital signal processing to compress more signals through telephone lines; 128 Kbps to 24 Mbps
What is private browsing? What is Chrome's name for it and how do you open it? What is Firefox's version and how do you open it? What is IE/Microsoft Edge's version?
browser security feature that allows you to browse the Web without saving history on local computer; incognito mode; CTRL + SHIFT + N; Private Browsing; CTRL + SHIFT + P; InPrivate Browsing
What do cable networks use? What is a drawback to using it?
coaxial cable; subscribers in a defined area share the signal and the more users the less bandwidth
What is a file and printer server? What is a share? What is an example and what type of network must you be a member of to join?
computer that gives client computers access to files and printers over a network; actual folder or printer being shared and acts as connecting point on server; HomeGroup; private
What is Domain Name System (DNS)? What oversees it? What did it replace?
database containing registered domain names mapped to IP addresses; ICANN; InterNIC
What is automatic IP addressing used for? What special server does it require and what does that do?
desktop computers; Dynamic Host Configuration Protocol issues IP addresses and settings to computers configured with automatic IP addressing
What is a wireless wide area network (WWAN)? What does it use? What speeds is it capable of? What is a cellular hotspot?
digital network that extends over a large geographical area; radio signals; 100 Mbps; smartphone or separate hotspot device acts as a Wi-Fi router for other computers and devices to access the Internet
What is Integrated Services Digital Network (ISDN)? What is its speed?
digital telephone service that simultaneously transmits voice, data, and control signaling over a single telephone line; 128 Kbps;
What is TCP/IP? Who oversees its development?
group of protocols that evolved from the work of the Defense Advanced Research Projects Agency (DARPA); Internet Engineering Task Force (IETF)
What are public IP addresses designed for? Who is responsible for allocating these addresses? What are private IP addresses designed for? What do the private IP addresses start with? What are two ways of substituting your actual IP address?
hosts on the Internet; IANA; private networks; 10, 172.16-31, and 192.168; proxy server and Network Address Translation (NAT)
What is dial-up? What is the speed standard?
inexpensive choice available to anyone with a standard phone line and analog modem; 56 kbps
What command lets you view IP configuration of a Windows, Linux, or OS X computer? What switch will display more information for each NIC?
ipconfig/ifconfig; /all/-a
What does bound mean? What is the ping command used for? What can block or ignore ping requests? What is a Denial of service attack?
linking relationship called a binding between network components; testing communications between two computers; firewalls; sending large number of pings to an address overwhelming the server
How can you check cookie settings in Firefox? In Chrome? In IE? In Microsoft Edge?
menu button, Options, Privacy; Chrome button, Settings, Privacy, Cookies; Privacy page in Internet Options, Advanced; menu button, Settings, Advanced Settings
How do you access pop-up settings for Chrome? For Firefox? For IE? For Microsoft Edge?
menu button, Settings, Show advanced settings, Privacy, Content settings, Pop-ups; Content page of Options dialog box; Privacy page of Internet Options; Advanced Settings page
What command discovers IP addresses of web sites? What does it display? What command is for troubleshooting DNS? What is its prompt?
netstat; network statistics, protocol statistics, and information about current TCP/IP connections; nslookup; >
What does an IP address identify? What is an IP address assigned to?
network card and network it resides; NIC on a TCP/IP network
What is a local area network (LAN)? What is a Wi-Fi network? What is the maximum distance covered by WLAN signals or LAN cabling measured in?
network that covers a building, home, office, or campus; wireless LAN (WLAN) that compiles with 802.11 standards; hundreds of feet
What is Transmission Control Protocol (TCP)?
protocol responsible for accurate delivery of messages, verifying and resending any pieces that fail to make the trip from source to destination
What is Internet Protocol (IP)?
protocol that delivers IP packet (small package containing chunks of data) from a source to a destination over a network on an Internetwork (network of networks connected through routers)
What information is needed to configure email clients? What will tell you this information?
protocol used by mail server, account name and password, DNS name of incoming mail server, and outgoing mail server (POP3 and IMAP only); ISP
What connections are suitable for large businesses or when it is not possible or practical to use a wired connection? What are its speeds for downloading and uploading? What three things are required for a stationary satellite service?
satellite; 400-800 Kbps and 25-45 Kbps; transceiver, modem, and satellite dish
What is a protocol? What is a protocol stack?
set of rules for a task and software that accomplishes it; software bundled together
What command gathers information so ISP can troubleshoot connection problems? What is a fully qualified domain name (FQDN)?
tracert; TCP/IP name corresponding to TCP/IP address of a host and includes host and domain names
What is File Transfer Protocol (FTP)? What is an anonymous FTP site? How do you configure an FTP clients?
transfers files between a computer running FTP server and FTP client; does not require username and password and all users connect using Anonymous account and may only be able to read and copy files from site and not to site; host name of FTP server and user ID and password
What makes a connection more secure? What is remote access VPN? What is a site-to-site VPN? What are two examples of services?
virtual private network (VPN); individual connects from a computer or mobile device; two networks connect by VPN; Private Internet Access (PIA) and TunnelBear
What type of connection is a connection to the Internet? What is that connection? What is an Internet Service Provider (ISP)? Name five examples
wide area network (WAN); network that covers a very large geographic area; organization that provides Internet access to individuals and organizations; HughesNet, Dish, T-Mobile, Verizon, and AT&T
