Domain 1: Review Questions Flashcards
You need to provide text console-based access to a server for administration. Which protocol will provide encrypted text console based on access for the server?
A. Telnet
B. RDP
C. SSH
D. SFTP
C. SSH
Which protocol is built into Microsoft servers for remote access purposes?
A. SNMP
B. LDAP
C. Telnet
D. RDP
D. RDP
Which transport layer protocol provides assured delivery and retransmission of segments lost in transmission?
A. ICMP
B. UDP
C. IP
D. TCP
D. TCP
You cannot reach particular destination network and believe that one of the connecting networks are down. Which utility will allow you to examine the path packets are taking?
A. ping
B. tracert
C. NDP
D. ICMP
B. tracert
Which layer of the OSI does encryption and decryption occur on?
A. Application
B. Presentation
C. Session
D. Transport
B. Presentation
Several of your users are complaining that the network slows down several times a day. You recently added a large number of clients to the immediate network. What should be done to reduce the impact of the additional hosts?
A. Create a single broadcast domain.
B. Create a single collision domain.
C. Create several broadcast domains.
D. Assign static IP addresses to all computers.
C. Create several broadcast domains.
What is the normal maximum transmission unit (MTU) size for an Ethernet network?
A. 1500 bytes
B. 1548 bytes
C. 9000 bytes
D. 1648 bytes
A. 1500 bytes
You had captured network traffic with a network capture utility. Several of the MAC address are FF:FF:FF:FF:FF:FF. What could these packets be?
A. ICMP traffic
B. Broadcast traffic
C. Multicast traffic
D. IGMP traffic
B. Broadcast traffic
You need to trunk two switches from two different vendors together. Which trunking protocol should you use?
A. ISL
B. 802.1D
C. 802.1Q
D. 802.1W
C. 802.1Q
When calculating Spanning Tree Protocol (STP), which switch will always become the root bridge?
A. The switch with the highest priority
B. The switch with the highest MAC address
C. The switch with the lowest MAC address
D. The switch with the lowest priority
D. The switch with the lowest priority
You have recently deployed several POE security cameras on a switch. You had chosen the switch because it met the power requirements of the cameras. However, several ports will not power up and you have now discovered that you are drawing too much power. Which option will quickly rectify the problem?
A. Purchase cameras with a lower power requirement.
B. Purchase a new switch that can provide more power.
C. Turn on POE+ support on the switch
D. Turn on LLDP on the switch
D. Turn on LLDP on the switch
Which routing type is best implemented in stub networks?
A. Default routing
B. RIP routing
C. Static routing
D. Dynamic routing
A. Default routing
You are obtaining another Internet provider for your company’s connectivity to the Internet. You want to make sure that if there is a failure, the routing protocol will advertise your company’s IP addresses and fail over. Which routing protocol should you use?
A. RIPv2
B. EIGRP
C. OSPF
D. BGP
D. BGP
Which IPv6 address is not a valid address?
A. 2001:db8:f::0000:1e2:2c0:2
B. 2001:0bd8:0:0:0:8d8:242:1
C. 2001:0db8::10e:0:12
D. 2001:0db8:45::10a::12
D. 2001:0db8:45::10a::12
Which of these IPv6 address is a multicast address?
A. fe80:4e56:e423:0001:0045:a0aa:eb7c:9850
B. fc05:b44e:ce5d:1e67:73e5:7a3e:a86c:8a35
C. ff03:0340:508e:e0ee:e2be:3cec:abd8:e24b
D. 2004:ef5c:ecec:3a5c:3e0c:0bce:234c:ffe2
C. ff03:0340:508e:e0ee:e2be:3cec:abd8:e24b
Which quality of service (QOS) method is used at layer 2 of the OSI?
A. 802.1Q
B. ToS
C. Diffserv
D. CoS
D. CoS
You have two different routers in your network, each by a different vendor. You need to provide high availability for the default gateway in your networks. What should you implement to provide high availability in the event of a router going down for maintenance?
A. RSTP
B. VRRP
C. HSRP
D. VLSM
B. VRRP
Which of the following IP and CIDR mask combinations is not valid for IP addressing of a host computer?
A. 192.168.20.37/28
B. 208.44.26.128/25
C. 187.54.22.72/29
D. 213.45.6.255/22
B. 208.44.26.128/25
You have been called to troubleshoot a computer that cannot reach the server. You perform an ipconfig /all on the computer and see the following information. What is the problem?
A. Nothing; the computer is using IPv6 addressing.
B. The IP address is not in the same subnet as the server.
C. The DNS servers are IPv6 and you are configured for IPv4.
D. The DHCP server is unavailable or not functioning.
D. The DHCP server is unavailable or not functioning.
Which Internet of Things (IoT) wireless connectivity operates on the 900 MHz ISM band?
A. ANT+
B. Z-wave
C. Bluetooth
D. NFC
B. Z-wave
Which wireless standard first introduced channel bonding?
A. 802.11n
B. 802.11ac
C. 802.11g
D. 802.11a
A. 802.11n
Which cellular standard was developed by the European Telecommunications Standards Institute (ETSI)?
A. TDMA
B. CDMA
C. GSM
D. LTE/4G
C. GSM
Which three wireless channels on 2.4 GHz wireless are nonoverlapping?
A. 1, 3, and 9
B. 1, 9, and 11
C. 1, 6, and 11
D. 1, 6, and 12
C. 1, 6, and 11
Hosting a disaster recovery (DR) site on Microsoft Azure is an example of which National Institute of Standards and Technoloty (NIST) type of cloud service?
A. IaaS
B. DRaaS
C. PaaS
D. SaaS
A. IaaS
You need to make sure that a printer is configured with the same IP address every time it is turned on. However, the printer is too troublesome to configure a static IP address. What can be done to achieve the goal?
A. Configure an A record for the printer in DNS.
B. Configure a DHCP exclusion for the printer.
C. Configure a DHCP reservation for the printer.
D. Configure a PTR record for the printer in DNS.
C. Configure a DHCP reservation for the printer.
