WorksheetsPart 2 Finals
Total questions: 61
Worksheet time: 31mins
Name
Class
Date
1.
What does self-service refer to in the context of enterprise IT?
a)
automated tools and methods that deliver preconfigured developer platforms on demand
b)
mainstreamed processes that promote a lower IT headcount by implementing automation
c)
distributing and implementing broad access to public cloud infrastructure-as-a-service services
d)
imaging frequently used server configurations for rapid deployment
2.
Which statement describes the term orchestration in IT automation?
a)
Orchestration is aimed at managing workload lifecycles and reacting dynamically to changing conditions in order to optimize processes
b)
Orchestration is the process of preparing a server through the installation of libraries or daemons
c)
Orchestration is the building, arranging, integration, and preparation of multi-component applications across multiple nodes
d)
Orchestration is the obtaining and provisioning of compute, storage, and network infrastructure
3.
What is an example of a read-only automation solution?
a)
gathering SD-WAN inventory data using Python and recording the values in a database
b)
streamlining the management of L3 firewall rules in Cisco Meraki networks
c)
simplifying the automation of network device authentication, configuration, and consistency
d)
gathering the current list of ACL entries on an IOS XE router and enforcing consistency
4.
A student is setting up the CSR1000v VM in VirtualBox that is already installed on the local computer. The VM is imported to the VirtualBox and starts successfully. The student tries to verify communications to the CSR1000v VM by opening the Firefox web browser on the local computer and enters the URL https://192.168.56.101. A security message “Warning: Potential Security Risk Ahead” appears. What is the security issue that results in this message?
a)
The SSL/TLS certificate uses a public key size of less than 1024 bits
b)
The SSL/TLS certificate is self-signed by the router
c)
The CA for the SSL/TLS certificate cannot be reached
d)
The traffic to the VM is not encrypted
5.
How do APIs affect traditional IT tasks?
a)
They are used to eliminate repetitive manual tasks and replace them with automation
b)
They are used to replace network infrastructure and implement network virtualization
c)
They are used to increase computer processing speed and lower power consumption
d)
They are used to increase hardware speed and lower power consumption
6.
Refer to the exhibit. PC1 needs to resolve the host name of the web server into an IP address by using DNS. What destination IP address and destination port number will PC1 assign to the DNS query packet?
a)
192.168.20.2 port 80
b)
192.168.20.3 port 53
c)
192.168.20.3 port 80
d)
192.168.10.1 port 53
7.
Which two statements are true about NTP servers in an enterprise network? (Choose two.)
a)
NTP servers at stratum 1 are directly connected to an authoritative time source
b)
NTP servers ensure an accurate time stamp on logging and debugging information
c)
There can only be one NTP server on an enterprise network
d)
All NTP servers synchronize directly to a stratum 1 time source
e)
NTP servers control the mean time between failures (MTBF) for key network devices
8.
Match the steps with the actions that are involved when an internal host with IP address 192.168.10.10 attempts to send a packet to an external server at the IP address 209.165.200.254 across a router R1 that is running dynamic NAT. (Not all options are used.)
a)
yes
b)
ok
c)
click this
9.
A network administrator can successfully ping the server at www.cisco.com, but cannot ping the company web server located at an ISP in another city. Which tool or command would help identify the specific router where the packet was lost or delayed?
a)
traceroute
b)
ipconfig
c)
telnet
d)
netstat
10.
Which two HTTP functions correspond to the UPDATE function in CRUD? (Choose two.)
a)
POST
b)
PATCH
c)
PUT
d)
DELETE
e)
GET
11.
Match the term to the RESTAPI request http://example.com/update/person?id=42&email=person%40example.com.
a)
yes
b)
ok
c)
click this
12.
Which HTTP status code category is used in the response to indicate that a REST API request contains an error on the client side?
a)
1xx
b)
2xx
c)
3xx
d)
4xx
e)
5xx
13.
Refer to the exhibit. A network administrator is using a Python script to test a REST API request. The traceback message indicates that there is an error in the URI. What is the error?
a)
The protocol is wrong
b)
The resource path is wrong
c)
The SSL certificate is invalid
d)
The destination web host address is invalid
14.
What are two requirements for an application to communicate with a webhook provider? (Choose two.)
a)
The application must always be running
b)
The application must register a URL with the webhook provider
c)
The application must support JSON
d)
The host where the application is running must have an SSH client installed
e)
The host where the application is running must have an SSH server running
15.
A student is learning network automation by using a REST API. The student sends a request to a network device and receives a response with the status code of 202. What does this status code mean?
a)
The request has been accepted for processing, but the processing has not been completed
b)
The request was understood but has been rejected by the server
c)
The request was successful and typically includes a payload
d)
Because of a server error, the request cannot be fulfilled
16.
What are two characteristics of stateless applications? (Choose two.)
a)
They can be freely scaled across available capacity without disrupting ongoing customer connections
b)
They can store a user state in an accessible database separate from application servers and other components
c)
They can be scaled only by redeploying them and destroying the data that users or operators previously needed
d)
They maintain the user state within the local user machine so that automation can work non-destructively
e)
They must run on container orchestrators like Kubernetes
17.
What is a characteristic of the continuous integration component of the CI/CD philosophy for software development?
a)
Code changes are continually merged with the main branch of the application, so change sets are small
b)
Code changes are tested and integrated with the main branch then tested again before they are deployed into production
c)
Code is constantly deployed into production where users serve as the final testers
d)
Application development is performed in short sprints so that enough code is always in a deployable state
18.
A software development company specializes in being able to use whatever software development method their customer wants to use. One customer company wants to use the Waterfall method. What is a characteristic of this method?
a)
a software development process where a particular phase depends on the results of the previous phase
b)
a software development process where the highest priority is to satisfy the customer through early and continuous delivery of valuable software
c)
a process that amplifies learning as well as delivers as quickly as possible
d)
a process that eliminates anything that does not add value to the project including meetings and documentation
19.
A software development company specializes in being able to use whatever software development method their customer wants to use. One customer company wants to use the Waterfall method. What is a characteristic of this method?
a)
A software devilment process that can only go forward
b)
A software development process that focuses on frequent delivery of working software as well as collaboration between developers and business employees
c)
A process that eliminates inefficient ways of working like expecting coders to multitask
d)
A software development process that prioritizes responding to change over following a plan
20.
A software development company specializes in being able to use whatever software development method their customer wants to use. One customer company wants to use the Waterfall method. What is a characteristic of this method?
a)
a software development process that has the results of one phase feed into the next phase
b)
a process that eliminates anything that does not add value to the project including meetings and documentation
c)
a software development process that focuses on frequent delivery of working software as well as collaboration between developers and business employees
d)
a process that eliminates inefficient ways of working like expecting coders to multitask
21.
In which SDLC phase is the software product installed into the production environment to decide if it is ready for release?
a)
deployment
b)
implementation
c)
design
d)
testing
22.
Which convention is used in Python to indicate that methods and variables in a class are private and not to be used outside of the class?
a)
by using a single preceding underscore ( _ ) for a method or variable
b)
by using the command class private classname() : to start the class definition
c)
by using two preceding hyphens ( — ) for a method or variable
d)
by declaring a private method or variable in the beginning of the class definition
23.
A packet is received by a server. The packet has a destination port number of 80. What protocol or service is requested?
a)
DHCP
b)
Telnet over SSH
c)
HTTP
d)
RESTCONF
24.
A network administrator is developing an application to control a Webex device through xAPI. Which three protocols can be used to access xAPI? (Choose three.)
a)
Telnet
b)
HTTP
c)
RS-232
d)
JSON
e)
FTP
25.
Which type of request is used to send a message to a Webex Teams space using Python and the Messages API?
a)
POST
b)
PUT
c)
GET
d)
PATCH
26.
A network administrator is assigned the 172.16.0.0/24 block of addresses to use in designing an IP addressing scheme. The administrator submits this design for approval:
172.16.0.0/26172.16.0.64/27172.16.0.96/26172.16.0.128/27
What should be the response from the senior network engineer regarding this design?
a)
This design is flawed because the 172.16.0.128/27 network number is invalid
b)
This design will work for the branch office
c)
This design is flawed because the 172.16.0.96/26 network is not a valid block of addresses
d)
This design is flawed because no design could have two networks that use a /26 mask and are not consecutive blocks of addresses
e)
This design is flawed because the 172.16.0.96/26 network overlaps with other addresses
27.
Which statement describes a stateful firewall?
a)
It can determine if the connection is in the initiation, data transfer, or termination phase
b)
It can filter packets based on information at Layers 3, 4, 5 and 7 of the OSI reference model
c)
It can only filter packets based on limited Layer 3 and 4 information
d)
It can expand the number of IP addresses available and can hide network addressing design
28.
A software development company specializes in being able to use whatever software development method their customer wants to use. One customer company wants to use the Lean method. What is a characteristic of this method?
a)
a software development process that has the results of one phase feed into the next phase
b)
a software development process that focuses on frequent delivery of working software as well as collaboration between developers and business employees
c)
a process that eliminates inefficient ways of working like expecting coders to multitask
d)
a software development process that can only go forward
29.
A software development company specializes in being able to use whatever software development method their customer wants to use. One customer company wants to use the Lean method. What is a characteristic of this method?
a)
a process that amplifies learning as well as delivers as quickly as possible
b)
a software development process where the highest priority is to satisfy the customer through early and continuous delivery of valuable software
c)
a software development process that can only go forward
d)
a more traditional software development process as they have used this process in past projects
30.
A software development company specializes in being able to use whatever software development method their customer wants to use. One customer company wants to use the Lean method. What is a characteristic of this method?
a)
a software development process where a particular phase depends on the results of the previous phase
b)
a process that was developed for manufacturing, but adapted to other industries
c)
a software development process that can only go forward
d)
a software development method that tracks closely with the software development life cycle
31.
Refer to the exhibit. Match the Python coding information in the authentication request to the Cisco DNA Center to the location in the script.
a)
yes
b)
ok
c)
click this
32.
A student is learning REST API application. The student constructs an URI to query the MapQuest API for a route from New York, NY to Boston, MA. What is the valid URI format?
a)
https://www.mapquestapi.com/directions/v2/route?key= key&from=New+York%2C+NY&to=Boston%2C+MA
b)
https://www.mapquestapi.com/directions/v2/route?key=key&from=New+York+NY&to=Boston+MA
c)
https://www.mapquestapi.com/directions/v2/route?key==key&from==New+York%2C+NY&to==Boston%2C+MA
d)
https://www.mapquestapi.com/directions/v2/route?key:key&from:New+York%2C+NY&to:Boston%2C+MA
33.
Refer to the exhibit. A student constructs a URI to query the MapQuest API for a route from New Orleans, LA to New York, NY. Match the components to the MapQuest URL. (Not all options are used.)
a)
yes
b)
ok
c)
click this
34.
Refer to the exhibit. Match the Python code components to the function.
a)
this is the question
b)
that is the answer
c)
click this
35.
A packet is received by a server. The packet has a destination port number of 123. What protocol or service is requested?
a)
NTP
b)
SSH
c)
DNS
d)
NETCONF
36.
Which scenario exhibits the “social proof” principle of human influence?
a)
A user completes a survey requesting personal information after seeing co-workers completing the survey
b)
A user opens an email advertising a free trial on a website that is only available for a few hours
c)
A user visits a web site offering a free gift if the user provides contact information
d)
A user receives a phone call from someone claiming to be from the IT department who needs to verify user credentials
37.
Which SQL injection defense method should be used only as a last resort?
a)
escaping all user-supplied input
b)
using a database firewall
c)
implementing whitelist input validation
d)
using parameterized queries
38.
Which type of ISE node provides network access, posturing, guest access, client provisioning, and profiling services?
a)
policy service
b)
pxGrid
c)
administration
d)
monitoring
39.
Which communication protocol does Ansible use to connect to remote devices?
a)
SSH
b)
Telnet over VPN
c)
HTTPS
d)
Secure FTP
40.
Refer to the exhibit. Router R2 is configured with static NAT. Place in order the steps that occur when the client accesses the web server through the router. (Not all options are used.)
a)
yes
b)
ok
c)
clickthis
41.
Refer to the exhibit. What is the function of the identified missing information in regards to the parameter and method contained in the request?
a)
It provides the name for a new Webex teams space
b)
A Webex Teams space will be identified and a message will be posted with the title specified
c)
It provides the name for a Webex teams space to be deleted
d)
A Webex Teams space will be identified by using a specified title, and additional details will be retrieved
42.
What is an architectural constraint to which a true RESTful API web service must adhere?
a)
It allows resource caching
b)
It operates as a cloud service
c)
It should be behind a firewall
d)
It must support XML-RPC and JSON-RPC
43.
What is an architectural constraint to which a true RESTful API web service must adhere?
a)
It operates in a stateless way
b)
It uses HTTPS to transport data
c)
It must operate along with a DNS server.
d)
It operates as a cloud service.
44.
A packet is received by a server. The packet has a destination port number of 53. What protocol or service is requested?
a)
DNS
b)
NetBIOS (NetBT)
c)
POP3
d)
IMAP
45.
Which statement accurately describes dynamic NAT?
a)
It always maps a private IP address to a public IP address.
b)
It provides an automated mapping of inside local to inside global IP addresses.
c)
It provides a mapping of internal host names to IP addresses.
d)
It dynamically provides IP addressing to internal hosts.
46.
A packet is received by a server. The packet has a destination port number of 830. What protocol or service is requested?
a)
NTP
b)
DHCP
c)
NETCONF
d)
HTTPS
47.
Which programming language is supported by the Webex xAPI to develop macros for on-device customization?
a)
Java
b)
Python
c)
JavaScript
d)
C++
48.
Which Cisco management system is designed as the solution for Software-Defined Networking and runs on Nexus 9000 hardware?
a)
Application Centric Infrastructure platform (ACI)
b)
IOS XE
c)
Nexus Operating System (NX-OS)
d)
DNA Center
49.
A developer issues a Linux command python3 -m venv devenv. What is the developer trying to achieve?
a)
to install the devnet tool sets in the Python 3 virtual environment named venv
b)
to create a Python 3 virtual environment named devenv
c)
to activate the Python 3 virtual environment named devenv
d)
to enter the Python 3 virtual environment named venv using the devnet tool sets
50.
Refer to the exhibit. Match the missing components of the Python script for the APIC-EM REST API request for the user “secureuser”.
a)
yeah
b)
ok
c)
click this
51.
Two network engineers are discussing the methods used to forward frames through a switch. What is an important concept related to the cut-through method of switching?
a)
The fragment-free switching offers the lowest level of latency.
b)
Fast-forward switching can be viewed as a compromise between store-and-forward switching and fragment-free switching.
c)
Fragment-free switching is the typical cut-through method of switching.
d)
Packets can be relayed with errors when fast-forward switching is used.
52.
When thinking about the functional planes of a network, what is unique about the control plane?
a)
It forwards data through a network device.
b)
It manipulates data and outputs it in the XML format.
c)
It includes the SNMP protocol.
d)
It includes network traffic being processed by EIGRP or OSPF.
53.
When thinking about the functional planes of a network, what is unique about the control plane?
a)
It forwards data based on STP settings.
b)
It includes applications and protocols used between network devices such as routers.
c)
It includes protocols used to monitor network devices.
d)
It is responsible for the switching of packets in hardware.
54.
When thinking about the functional planes of a network, what is unique about the control plane?
a)
It manipulates data and outputs it in the JSON format.
b)
It includes the SNMP protocol.
c)
It processes data in hardware.
d)
It processes network traffic that is paramount to maintaining the functionality of the network infrastructure.
55.
Refer to the exhibit. If PC1 is communicating with a web server on the Internet, which two TCP/IP layers are responsible for encapsulating the message that requests data from that particular server and assigning a source port number? (Choose two.)
a)
session
b)
network
c)
transport
d)
physical
e)
application
56.
A network security administrator is evaluating products that automate threat containment through APIs when a threat is detected. Which Cisco product with the desired capability provides a rule-based engine for enabling policy-based network access to users and devices?
a)
Identity Services Engine
b)
Umbrella
c)
Threat Grid
d)
Advanced Malware Protection
57.
Match the purpose with its DHCP message type.
a)
yes
b)
ok
c)
click this
58.
Refer to the exhibit. Match the missing components to the Meraki API script to complete the following tasks. (Not all options are used.)
retrieve the organizations
retrieve the networks and the corresponding id
retrieve the devices and corresponding device id
a)
this is the question
b)
that is the answer
c)
click this
59.
Refer to the exhibit. A student constructs a URI to query the MapQuest API for a route from New Orleans, LA to New York, NY. Match the components to the MapQuest URI. (Not all options are used.)
a)
yes
b)
ok
c)
click this
60.
When thinking about the functional planes of a network, what is unique about the management plane?
a)
It forwards data based on STP settings.
b)
It is responsible for the switching of packets in hardware.
c)
It includes protocols used to monitor network devices.
d)
It includes applications and protocols used between network devices such as routers.
61.
Which two data formats can RESTCONF use when requesting data or responding with data? (Choose two.)
a)
XML
b)
YANG
c)
JSON
d)
YAML
e)
HTML
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