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WorksheetsCN1 - Intermediate II 2022
Total questions: 93
Worksheet time: 5hrs 39mins
Name
Class
Date
1.
When data is encoded as pulses of light, which media is being used to transmit the data?
a)
Wireless
b)
Fiber Optic
c)
Copper
d)
Co-axial
2.
Which connection physically connects the end device to the network?
a)
Port
b)
Interface
c)
NIC
d)
IP
3.
What type of network must a home user access in order to do online shopping?
a)
Local Area Network
b)
Internet
c)
Intranet
d)
Extranet
4.
Physical management port that provides out-of-band access to a Cisco device is?
a)
Console
b)
Telnet
c)
SSH
d)
Aux
5.
Which command is used to move from user EXEC mode to privileged EXEC mode?
a)
configure terminal
b)
interface fa0/1
c)
enable
d)
ctrl+z
6.
What is the command to assign the name “Sw-CP08” to a switch?
a)
host name Sw-CP08
b)
name Sw-CP08
c)
devicename Sw-CP08
d)
hostname Sw-CP08
7.
How is the privileged EXEC mode access secured on a switch?
a)
enable secret class
b)
secret class
c)
service password-encryption
d)
enable class
8.
Which command encrypts all plaintext passwords access on a switch?
a)
enable secret
b)
login
c)
secret
d)
service password-encryption
9.
To access the switch remotely, an IP address and a subnet mask must be configured on?
a)
SVI
b)
Physical Interface
c)
Console
d)
Interface G0/1
10.
What is the general term that is used to describe a piece of data at any layer of a networking model?
a)
Frame
b)
Protocol Data Unit
c)
Segment
d)
Packet
11.
What process is used to place one message inside another message for transfer from the source to the destination?
a)
Flow Control
b)
Access Control
c)
Encapsulation
d)
Decoding
12.
what is the name of PDU in Network Layer
a)
Frame
b)
Segment
c)
Packet
d)
Bit
13.
Which media uses patterns of microwaves to represent bits?
a)
Copper
b)
Wireless
c)
Fiber-Optic
d)
Coaxial
14.
Which is the most common networking media?
a)
UTP
b)
STP
c)
Fiber-Optic
d)
Coaxial
15.
Which connector is usually terminated with UTP cable?
a)
BNC
b)
Straight-Tip Connector
c)
Subscriber Connector
d)
RJ-45
16.
Which of the following fiber-optic cable types use lasers in a single stream as a data light source transmitter?
a)
Multimode
b)
Fibermode
c)
single-mode
d)
copper
17.
Which of the following wireless standards is best suited for industrial and IoT environments?
a)
Zigbee
b)
WiMAX
c)
Wi-Fi
d)
Bluetooth
18.
Which of the following wireless standards is used for Personal Area Networks (PANs)
a)
Zigbee
b)
WiMAX
c)
Wi-Fi
d)
Bluetooth
19.
IPv4 address is divided into four sections called?
a)
Octet
b)
Bits
c)
Hextet
d)
Binary
20.
The number of bits in each IPv4 octet is?
a)
128 bits
b)
48 bits
c)
8 bits
d)
32 bits
21.
Which is the binary equivalent to the 192?
a)
10100000
b)
11000000
c)
10000011
d)
11100000
22.
Which is the binary equivalent to the 168?
a)
10100000
b)
10101010
c)
10010011
d)
10101000
23.
Which is the decimal equivalent to the 11100000?
a)
192
b)
168
c)
240
d)
224
24.
MAC Address and IPv6 are represented in which number system?
a)
Hexadecimal
b)
Decimal
c)
Binary
d)
Octel
25.
What is another name for the OSI data link layer?
a)
Layer 1
b)
Layer 2
c)
Layer 3
d)
Layer 6
26.
Device addresses in Data link layer are referred to as?
a)
Physical Address
b)
Logical Address
c)
IP Address
d)
IPv6 Address
27.
What is the size of a MAC Adress?
a)
128 bit
b)
48 bit
c)
64 bit
d)
32 bit
28.
What is examined an Ethernet Switch to make a forwarding decision?
a)
Routing Table
b)
IP Address Table
c)
MAC Address Table
d)
VLAN Table
29.
The MAC address table is sometimes referred to as?
a)
IP Address Table
b)
MAC Address Table
c)
VLAN Table
d)
Content addressable memory(CAM) table
30.
What feature automatically negotiates the best speed and duplex setting between interconnecting devices?
a)
Auto-MDIX
b)
Autobots
c)
Autonegotiation
d)
autotune
31.
Which OSI layer sends segments to be encapsulated in an IPv4 or IPv6 packet?
a)
Data link layer
b)
Network layer
c)
Transport layer
d)
Session layer
32.
Which field is used to detect corruption in the IPv4 header?
a)
Header Checksum
b)
Time to Live
c)
Protocol
d)
Differentiated Services
33.
What is the command used on a Cisco IOS router to view the routing table?
a)
netstat -r
b)
route print
c)
show ip route
d)
show routing table
34.
This type of route is also known as a gateway of last resort.
a)
Static route
b)
Remote route
c)
Default route
d)
Directly connected route
35.
Where is the ARP table stored on a device?
a)
ROM
b)
Flash
c)
NVRAM
d)
RAM
36.
Which command could be used on a Cisco router to view its ARP table?
a)
arp -a
b)
arp -d
c)
show arp table
d)
show ip arp
37.
Which protocol is used to determine the MAC address of a known destination device with IPv4 address
a)
DHCP
b)
ARP
c)
DNS
d)
ND
38.
Which protocol is used to determine the MAC address of a known destination device with IPv6 address
a)
DHCP
b)
ARP
c)
DNS
d)
ND
39.
Which command is used to move from privileged EXEC mode to Global Configuration mode?
a)
configure terminal
b)
interface fa0/1
c)
enable
d)
ctrl+z
40.
Which command is used to activate the interface?
a)
shutdown
b)
on
c)
no shutdown
d)
activate
41.
What is used when the host wants to send a packet to a device on another network?
a)
next hop address
b)
default route
c)
default gateway
d)
routing table
42.
Which command is used to configure an IPv4 default gateway on a switch?
a)
default-gateway
b)
default-router
c)
ip gateway
d)
ip default-gateway
43.
Host-A has the IPv4 address and subnet mask 10.5.4.100 255.255.255.0. What is the network address of Host-A?
a)
10.0.0.0
b)
10.5.0.0
c)
10.5.4.0
d)
10.5.4.255
44.
Host-A has the IPv4 address and subnet mask 172.16.4.100 255.255.0.0. What is the network address of Host-A?
a)
172.0.0.0
b)
172.16.0.0
c)
172.16.4.0
d)
172.16.4.100
45.
What is the size of the IPv4 Address?
a)
32 bit
b)
48 bit
c)
128 bit
d)
64 bit
46.
What is used to determine the network and host portions of a given IP Address?
a)
Bits
b)
Octet
c)
Subnet Mask
d)
Hextet
47.
What is a less cumbersome method used to identify a Subnet Mask Address?
a)
Bits
b)
Octet
c)
Hextet
d)
Prefix length
48.
What are the common blocks of addresses used by most organizations to assign IPv4 addresses to internal hosts.
a)
Private Addresses
b)
Public Addresses
c)
Link-Local Addresses
d)
Loopback Addresses
49.
Which address used by Windows DHCP clients to self-configure when no DHCP servers are available.
a)
Private Addresses
b)
Public Addresses
c)
Link-Local Addresses
d)
Loopback Addresses
50.
127.0.0.0/8 Addresses are called?
a)
Private Addresses
b)
Public Addresses
c)
Link-Local Addresses
d)
Loopback Addresses
51.
What is the prefix length notation for the subnet mask 255.255.255.224?
a)
/25
b)
/28
c)
/26
d)
/27
52.
How many valid host addresses are available on an IPv4 subnet that is configured with a /26 mask?
a)
62
b)
254
c)
190
d)
192
53.
Which subnet mask would be used if 5 host bits are available?
a)
255.255.255.240
b)
255.255.255.0
c)
255.255.255.224
d)
255.255.255.128
54.
A network administrator subnets the 192.168.10.0/24 network into subnets with /26 masks. How many equal-sized subnets are created?
a)
8
b)
16
c)
1
d)
4
55.
What subnet mask is represented by the slash notation /20?
a)
255.255.240.0
b)
255.255.255.248
c)
255.255.255.0
d)
255.255.255.192
56.
How many usable IP addresses are available on the 192.168.1.0/27 network?
a)
256
b)
30
c)
32
d)
16
57.
Which subnet mask would be used if exactly 4 host bits are available?
a)
255.255.255.224
b)
255.255.255.240
c)
255.255.255.248
d)
255.255.255.128
58.
If a network device has a mask of /26, how many IP addresses are available for hosts on this network?
a)
64
b)
32
c)
14
d)
62
59.
What does the IP address 172.17.4.250/24 represent?
a)
Host Address
b)
Network Address
c)
Multicast Address
d)
Broadcast Address
60.
If a network device has a mask of /28, how many IP addresses are available for hosts on this network?
a)
254
b)
16
c)
14
d)
62
61.
What is the recommended prefix length for most IPv6 subnets?
a)
/32
b)
/48
c)
/64
d)
/128
62.
Which part of a GUA is assigned by the ISP?
a)
Global Routing Prefix
b)
Global Routing Prefix and Subnet ID
c)
Prefix
d)
RIR Prefix
63.
Which type of IPv6 unicast address is not routable between networks?
a)
Unique Local Address
b)
GUA
c)
Embedded IPv4 Address
d)
LLA
64.
What type of IPv6 address begins with fe80?
a)
GUA
b)
LLA
c)
Multicast Address
d)
Incorrect Address
65.
Which protocol is used by IPv4 and IPv6 to provide error messaging?
a)
ICMP
b)
DHCP
c)
ARP
d)
NDP
66.
Which utility uses the Internet Control Messaging Protocol (ICMP)?
a)
ping
b)
NTP
c)
RIP
d)
DNS
67.
Which layer is responsible for establishing a temporary communication session between the source and destination host applications?
a)
Application Layer
b)
Data Link Layer
c)
Network Layer
d)
Transport Layer
68.
Which transport layer protocol would be used for VoIP applications?
a)
Session Information Protocol(SIP)
b)
Transmission Control Protocol(TCP)
c)
User Datagram Protocol(UDP)
d)
VoIP Transfer Protocol
69.
Which transport layer protocol ensures reliable same-order delivery?
a)
ICMP
b)
IP
c)
TCP
d)
UDP
70.
Which of the following is a stateless best-effort delivery transport layer protocol?
a)
ICMP
b)
IP
c)
TCP
d)
UDP
71.
Which port group includes port numbers for FTP, HTTP, and TFTP applications?
a)
Dynamic Ports
b)
Private Ports
c)
Registered Ports
d)
Well-known Ports
72.
What is the complete range of TCP and UDP well-known ports?
a)
0-255
b)
0-1023
c)
1024-49151
d)
256-1023
73.
Which number or set of numbers represents a socket?
a)
10.1.1.15
b)
21
c)
192.168.1.1:80
d)
01-23-45-67-89-AB
74.
How many exchanges are needed to end both sessions between two hosts?
a)
One Exchange
b)
Two Exchange
c)
Three Exchange
d)
Four Exchange
75.
What field is used by the destination host to reassemble segments into the original order?
a)
Control Bits
b)
Destination Port
c)
Sequence Number
d)
Source Port
76.
Which of the following would be valid source and destination ports for a host connecting to a HTTP server?
a)
Source: 80, Destination: 49152
b)
Source: 49152, Destination: 80
c)
Source: 23, Destination: 49152
d)
Source: 49152, Destination: 1812
77.
MKV, GIF, and JPG standards are associated with which OSI layer?
a)
Application
b)
Presentation
c)
Session
d)
Transport
78.
This protocol is used by a web browser to establish a connection to a web server.
a)
HTTP
b)
SSL
c)
IMAP
d)
SMTP
79.
This protocol is used by a client to send email to a mail server.
a)
POP
b)
SMTP
c)
IMAP
d)
HTTP
80.
How many connections are required by FTP between client and server?
a)
1
b)
2
c)
3
d)
4
81.
What kind of threat is described when a threat actor sends you a virus that can reformat your hard drive?
a)
Data loss or Manipulation
b)
Disruption of Service
c)
Identify theft
d)
information theft
82.
Which device controls traffic between two or more networks to help prevent unauthorized access?
a)
AAA Server
b)
Firewall
c)
ESA/WSA
d)
IPS
83.
Which device is used by other network devices to authenticate and authorize management access?
a)
AAA Server
b)
Firewall
c)
ESA/WSA
d)
IPS
84.
Which benefit does SSH offer over Telnet for remotely managing a router?
a)
Connection via multiple VTY lines
b)
Encryption
c)
Authorization
d)
TCP usage
85.
Which factor must be considered when selecting network devices?
a)
Color
b)
Console Connections
c)
Cost
d)
Elasticity
86.
What is required to maintain a high degree of reliability and eliminate single points of failure?
a)
Accessibility
b)
Expandability
c)
Integrity
d)
Redundancy
87.
What is required to classify traffic according to priority?
a)
IP Addressing Scheme
b)
Quality of Service(QoS)
c)
Routing
d)
Switching
88.
Which command is used to check the speed, duplex, media type and other Layer1 and Layer2 details of a switch port?
a)
show interfaces
b)
show mac-address-table
c)
show ip interface brief
d)
show running-config
89.
What is the first action in the boot sequence when a switch is powered on?
a)
load boot loader software
b)
load a power-on self-test program
c)
load the default CISCO IOS software
d)
Low-Level CPU initialization
90.
What type of Ethernet cable would be used to connect one switch to another switch when neither switch supports the auto-MDIX feature?
a)
Rollover
b)
Coaxial
c)
Straight-Through
d)
Crossover
91.
Which type of address does a switch use to build the MAC address table?
a)
Source IP Address
b)
Source MAC Address
c)
Destination IP Address
d)
Destination MAC Address
92.
Which network device can be used to eliminate collisions on an Ethernet network
a)
Hub
b)
Router
c)
Firewall
d)
Switch
93.
Which network device can serve as a boundary to divide a Layer 2 broadcast domain?
a)
Access point
b)
Router
c)
Ethernet bridge
d)
Ethernet Hub
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