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WorksheetsCompTIA 15,16,17
Total questions: 21
Worksheet time: 16mins
What type of device is used to transfer packets between different networks?
A hub
A switch
A router
A Network Interface Card (NIC)
What is a Wide Area Network (WAN)?
A network that connects sites in different geographic locations
A network in a single location
A company that specializes in providing Internet access
A company that operates the national telephone networks
What is the difference between HTTP and HTTPS protocols?
HTTPS serves SSL (Secure Sockets Layer) secured HTML web pages, whereas HTTP serves unsecured web pages.
HTTP serves web pages on the extranet, whereas HTTPS serves web pages on the intranet.
HTTP does not require DNS to resolve a web address to an IP address, whereas HTTPS does.
HTTP can serve HTML web pages, whereas HTTPS can serve HTML web pages, as well as XML pages displayed as HTML.
What is a packet made up of?
A packet is the destination address of a unit of data being transmitted over the network.
A packet is the data inside the wrapper used for each data unit transmitted over the network.
A packet consists of a number of fields contained within a header section plus a payload.
A packet consists of a payload wrapped around a header section.
What type of address identifies a network interface in the context of the local network segment only?
A Media Access Control (MAC) address
IP address
DNS
URL
Which email protocol(s) are used to download messages from a mail server?
Either Internet Message Access Protocol (IMAP) or Simple Mail Transfer Protocol (SMTP)
Either Post Office Protocol (POP) or Mail Exchanger (MX)
Either Mail Exchanger (MX) or Internet Message Access Protocol (IMAP)
Either Post Office Protocol (POP) or Internet Message Access Protocol (IMAP)
Which of the following parts of a friendly URL is dependent on a name resolution service?
File path
Protocol type
Top level domain
IP address
What is the latest Wi-Fi standard and which frequency band(s) does it use?
IEEE 802.11ac works in the 5 GHz band.
IEEE 802.11n works in the 5 GHz band.
IEEE 802.11b works in the 5 GHz band.
IEEE 802.11g works in the 2.4 GHz band.
What is the difference between a modem and a router?
The modem forwards packets between the local network and the Internet while the router transmits frames across the WAN link
The modem transmits frames across the WAN link while the router forwards packets between the local network and the Internet.
The modem and the router have exactly the same responsibilities, so the terms are often used interchangeably.
The modem transmits frames across the WAN link while the router translates the server's web address into an IP address.
What device is used to connect computers together in an Ethernet network?
An access point
A switch
Internet router
Internet modem
You log into a SOHO router and review current settings to prepare it for use. Which of the following items is NOT needed to configure a wireless connection on the router?
SSID
IP address
Encryption type
Authentication info
What can you do to reduce the risk of using a free Wi-Fi network to place an order from an online shop?
Ensure that the online store uses a secure (HTTPS) connection.
Request an encrypted transaction.
Change your password.
Change your credit card number often.
Which of the following is NOT a medium used for Internet access?
Cable/Hybrid Fiber Coax
Internet Service Provider (ISP)
Fiber to the Curb (FTTC)
Digital Subscriber Line (DSL)
What does attenuation mean?
Bluetooth signal strength
Signal interference
Loss of strength of a signal
Inactive access point
You want to use a website that hosts training modules in a custom media format. What type of add-on would you need to install to play this media?
A Plug-in
An Extension
A Theme
A Cookie
You want to restrict access to a computer on your network to a single internet host running a particular application. What two things do you need to configure in your firewall's access control list?
The SSID and the IP address
The IP address of the host and the port number of the application
The SSID and the application name
The IP address of the host and the application name
You are using a computer in an Internet cafe. What should you do at the end of the session?
Log out of all applications you've been using.
Log off the computer you're using.
Power off the computer.
Clear the browser cache.
Select the one UNTRUE statement in regard to cookies.
A cookie is a plain text file created by a website you've visited and stored on your hard drive.
It's not legal for a web site to store cookies on your computer.
Cookies may contain more information about you than you are aware of.
Spyware and adware may extract data from your cookies to track your computer use.
If you use an open network, what email configuration setting should you configure?
Enable Secure Sockets Layer/Transport Layer Security (SSL/TLS) encryption to protect the account password
Enable anti-malware software to protect from viruses
Disable active content types like flash and Java to protect the web browser
Enable a script blocker to prevent scripts from running
What identifies a website as using the secure HTTPS protocol with a valid certificate?
The URL shows the "http://" protocol and the browser shows a padlock icon.
The website has a recent copyright date.
Check the Better Business Bureau.
The URL shows the "https://" protocol and the browser shows a padlock icon.
You have installed a screensaver application. Later, after updating your anti-virus software, a malicious program is found. This appears to have infected your system at the same time as the screensaver was installed. What class of malware is this?
Spyware
Virus
Adware
Trojan Horse
