-
Which of the following regenerates a signal and broadcasts that
signal to every computer connected to it?
a. Hub
b. Switch
c. Router
d. Firewall
hub
-
Which of the following is not a central connecting device?
a. Hub
b. Switch
c. SOHO router
d. Windows 7 client
Windows 7 client
-
You need to install a network adapter to a computer so that it
can be connected to a network that uses twisted-pair cabling. What type of port
does the network adapter need to use?
a. RJ11
b. RJ45
c. RG-58
d. Fiber optic
RJ45
-
Where can you go in Windows 7 to access the Properties of a
network adapter?
a. Device Manager
b. Ping
c. Advanced Firewall
d. Task Manager
Device Manager
-
You need to connect a computer’s network adapter to a switch.
You want the connection to be able to send and receive data simultaneously.
What type of connection do you need?
a. Half duplex
b. Full duplex
c. Simplex
d. 100 Mbps
Full duplex
-
You need to connect a computer at a rate of 100,000,000 bits per
second. What speed network adapter should you install?
a. 10 Mbps
b. 100 MB/s
c. 100 Mbps
d. 1000 Mbps
c. 100 Mbps
-
You need to connect to a router that has the IP address
192.168.1.100 on a standard, default Class C network using the subnet mask
255.255.255.0. Which of the following is a valid IP address for your network
adapter?a. 192.168.0.1
b. 192.168.1.1
c. 192.168.100.1
d. 192.168.1.100
. 192.168.1.1
-
You have just installed a network adapter and configured an IP
address and subnet mask. What command can you use to verify that the IP address
is configured and listed properly?
a. Ping
b. Tracert
c. CMD
d. Ipconfig
Ipconfig
-
You need to ping your own computer to see if it is alive. Which
of the following would qualify as command-line syntax to do so?
a. ping localclient
b. ping 128.0.0.1
c. ping loopback
d. ping network adapter
ping loopback
-
You have been instructed to connect a computer to a group of
hosts that have been segmented from the regular network. What kind of network
is this?
a. LAN
b. WLAN
c. WAN
d. VLAN
VLAN
-
The manager of IT asks you to connect a perimeter network to the
- firewall, which will be separate from the LAN. This type of network is known as
- a _________.
- DMZ
-
A _________ topology can be defined by connecting several hubs
-
802.3u Ethernet networks run at _________ Mbps.
100.0
-
BitTorrent client
- A _________ is a program used to download files quickly from a
- P2P network.
-
The _________ network architecture is physically a star and
- logically a ring.
- token ring
-
1000
802.3ab Ethernet networks run at _________ Mbps.
-
A _________ connection is one in which data can be both sent and
- received, but not at the same time.
- half duplex
-
A _________ topology can be defined as connecting several
- computers together in a circle without the use of a hub or a switch.
- ring
-
When several computers are connected in a small geographic area,
- it is known as a _________.
- local area network
-
A _________ acts as a central connecting device and allows
- laptops, PDAs, and handheld computers to communicate with each other.
- wireless access point
-
Which of the following layers deals with the serial transfer of
data?
a
Which of the following layers deals with the serial transfer of
data?
a. Physical
b. Data link
c. Network
d. Session
b. Data link
c. Network
d. Session
. Physical
-
You need to install a router on your company’s network that will
allow access to the Internet. What layer of the OSI does this device reside on?
a. Physical
b. Data link
c. Network
d. Transport
Network
-
You run a netstat –an command in the command prompt and notice
many connections being made that say TCP in the left-most column. What layer of
the OSI is TCP referring to?
a. Layer 1
b. Layer 2
c. Layer 3
d. Layer 4
You run a netstat –an command in the command prompt and notice many connections being made that say TCP in the left-most column. What layer of the OSI is TCP referring to?
a. Layer 1
b. Layer 2
c. Layer 3
d. Layer 4
Layer 4
-
You suspect a problem with your computer’s network adapter and
its ability to send the correct frames of data that correspond with the network
architecture used by the rest of your computers. What layer should you attempt
to use as a troubleshooting starting point?
a. Physical
b. Data link
c. Network
d. Transport
Data link
-
A standard such as 100BASE-T refers to which OSI layer?
a. Physical
b. Data link
c. Network
d. Transport
Physical
-
Almost all of your users connect to Web sites with IE. They
usually type domain names such as www.microsoft.com. What protocol is initiated
by default when they press Enter after typing the domain name? a. FTP
b. HTTPS
c. HTTP
d. HTP
HTTP
-
You need to find out the MAC address of your director’s
computer. He has given you permission to access his computer. You access the
command prompt. What command should you type to see the computer’s MAC
address?a. ipconfig
b. ipconfig/all
c. arp
d. netstat -an
ipconfig/all
-
You need to find out the MAC addresses of all the computers that
a particular user’s computer has connected to in the recent past. What command
should you use to accomplish this?
a. ping 127.0.0.1
b. netstat -a
c. arp -a
d. arp -s
arp -a
-
You have been instructed to capture and analyze packets on a
server. What tool will allow you to do this? (Select the two best answers.)
a. Protocol analyzer
b. Command Prompt
c. netstat -an
d. Wireshark
Protocol analyzer
Wireshark
-
The manager of IT asks you ping his laptop to see whether your
- computer can find it on the network. In this scenario, the _________ protocol
- is being implemented.
- ICMP
-
A _________ switch is one that uses logical addressing to
- determine data paths.
- Layer 3
-
Ports 1024–49,151 are ports used by vendors for proprietary
- applications. They are known as _________ ports.
- registered
-
Port _________ is used by the File Transfer Protocol.
21
-
Your manager wants you to allow HTTP and HTTPS connections to
- the company web server. In order to do this, you need to open inbound ports
- _________ and _________.
- 80 and 443
-
Your company hosts a DNS server that resolves
- domain names to IP addresses. This server must have _________ open to service
- those
- 53
-
You need to find out the Internet connections a particular
- computer has made in the recent past. You also need to see numeric information
- so that you know the IP address and port numbers of the destination computers.
- You should type the _________ command in the command prompt.
- netstat-an
-
The IT director asks you to connect a client computer to an
- 802.3ab network. This network uses the _________ standard.
- ethernet
-
A user has connected to a Web site. The information that is sent
- to that user’s computer is encrypted in an encoded format. This change to the
- data occurs at the _________ layer.
- presentation
-
As you delve into a packet of data with your protocol analyzer,
- you notice that the frame size is bigger than the packet size. This is because
- the packet is _________ inside the frame.
- encapsulated
-
You are in charge of installing 200 twisted-pair cable drops.
What wiring standard should you most likely use?
a. 568A
b. BOGB
c. 568B
d. 586B
568B
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