ITM 301 Slideshow Questions

A number that uniquely identifies each computer on the internet:

A. Email address
B. DNS
C. IP address
D. Packet
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Terms in this set (35)
A number that uniquely identifies each computer on the internet:

A. Email address
B. DNS
C. IP address
D. Packet
IP Address
Which of the following part is not an essential part of a PC?
A. Central Processing Unit (CPU)
B. Motherboard
C. Random Access Memory (RAM)
D. Mouse
Mouse
Which one is the first OS of IBM personal computers?
A. Linux
B. Unix
C. MS-DOS
D. macOS
E. Windows
MS-DOS
What is the primary protocol used for communication between a web browser and web server?
A. FTP
B. TCP
C. HTTP
D. SSL
HTTP
Which two encryption protocols might be used to provide secure transmissions for browser and web server communications?
A. HTTP and HTTPS
B. SSL and TLS
C. SSL and HTTP
D. TCP and UDP
SSL and TLS
Which protocol hides the complexities of the physical networks from the upper layers of the network?
◦ TCP
◦ IP
◦ HTTP
◦ Ethernet
IP
What is the name of the data unit in the IP protocol?
◦ Message
◦ Packet
◦ Segment
◦ Frame
Packet
Which type of address is used at the Transport layer to identify the receiving application?
A. IP address
B. Port number
C. MAC address
D. Protocol
Port number
Which layer is in charge of routing in the TCP/IP stack?
A. TCP
B. ICMP
C. IP
D. Data Link
IP
What is the name of the data unit in the TCP protocol?
A. Message
B. Packet
C. Segment
D. Frame
Segment
Which protocol provides end-to-end guaranteed delivery service? A. UDP B. TCP C. IP D. ICMPTCPWhich protocol orders data when packets arrive in their destination out-of-order? A. ICMP B. HTTP C. IP D. TCPTCPWhich network layer adds both a header and a trailer to the data? A. Transport B. Data Link C. Network D. PhysicalData LinkWhich protocol headers record the source and destination port numbers? A. Only TCP B. Only UDP C. TCP and IP D. TCP and UDPTCP and UDPWhich well-known port numbers are used by HTTP and SMTP? A. 23 and 80 B. 80 and 23 C. 80 and 25 D. 23 and 2523 and 80Which network device belongs to more than one network? ◦ Switch ◦ Modem ◦ Router ◦ FirewallRouterWhich TCP flags are involved in the three-way handshake? A. SYN and FIN B. SYN and ACK C. SYN and FIN D. SYN and RSTSYN and ACKWhich IP header field causes the packet to be discarded when is reduced to zero? A. Flags B. TTL C. Options D. ChecksumTTLWhich protocol sends an indication to the source to show data has been discarded because the allotted TTL has expired? A. TCP B. UDP C. ICMP D. SMTPICMPWhich protocol is related to the this table? A. DHCP B. ARP C. MAC D. EthernetARPWhat is the type of addresses used in an Ethernet frame? A. IP address B. Port number C. MAC address D. Subnet maskMAC addressWhich of the following is NOT correct about routers? A. Connect dissimilar networks (LANs and WANs) B. Determine the best path for data to follow from point A to point B C. Reroute traffic if the path of first choice is down but another path is available D. Used to build a Local Area Network (LAN)Used to build a Local Area Network (LAN)A database that maintains information about where hosts are located and the most efficient way to reach them A. Routing Table B. ARP Table C. DHCP D. Domain Name SystemRouting TableWhich transmission characteristic is never fully achieved? A. Latency B. Throughput C. Bit rate D. BandwidthBandwidthWhat special signal is issued periodically from an AP and contains the network transmission rate and service set identifier (SSID), as well as other information needed for a computer to associate with the AP? A. broadcast frame B. beacon frame C. announcement packet D. alert messagebeacon frameA wireless node that is in active scanning mode transmits what special type of frame in order to find available access points? A. beacon frame B. association request C. probe frame D. ping frameprobe frameThe use of multiple antennas on an access point to issue a signal to one or more receivers is enabled by what 802.11 innovation? A. multiple input-multiple output (MIMO) B. channel bonding C. frame aggregation D. spread spectrum frequency hoppingmultiple input-multiple output (MIMO)When is it appropriate to utilize the NAT network connection type? A. Only when the VM requires an IP address on the physical LAN. B. Whenever the VM does not need to be accessed at a known address by other network nodes. C. Only if the VM does not need to communicate with the host PC. D. Only if the VM is intended for VM-to-host communications.Whenever the VM does not need to be accessed at a known address by other network nodes.Which statement regarding the use of a bridged mode vNIC is accurate? A. The vNIC will have its own IP address on the physical LAN. B. The vNIC will be assigned a NAT-ed IP address. C. The vNIC will only be able to communicate across the bridge to the host PC. D. The vNIC will utilize the host PC's IP address.The vNIC will have its own IP address on the physical LAN.What is NOT a potential disadvantage of utilizing virtualization? A. Multiple virtual machines contending for finite resources can compromise performance. B. Increased complexity and administrative burden can result from the use of virtual machines. C. Licensing costs can be high due to every instance of commercial software requiring a separate license. D. Virtualization software increases the complexity of backups, making creation of usable backups difficult.Virtualization software increases the complexity of backups, making creation of usable backups difficult.Which type of cloud service model involves hardware services that are provided virtually, including network infrastructure devices such as virtual servers? A. IaaS B. PaaS C. SaaS D. XaaSIaaSWhat cloud service model involves providing applications through an online user interface, providing for compatibility with a multitude of different operating systems and devices? A. IaaS B. SaaS C. XaaS D. PaaSSaaSWhat type of scenario would be best served by using a Platform as a Service (PaaS) cloud model? A. A group of developers needs access to multiple operating systems and the runtime libraries that the OS provides. B. An organization wishes to gain access to applications through an online user interface, while maintaining compatibility across operating systems. C. An organization needs to have a hosted virtual network infrastructure for their services, which are run on virtual machines. D. A small organization needs to have high availability for their web server.A group of developers needs access to multiple operating systems and the runtime libraries that the OS provides.The combination of a public key and a private key are known by what term below? A. key set B. key team C. key pair D. key tieKey pairAt what layer of the OSI model does the IPsec encryption protocol operate? A. Physical layer B. Network layer C. Transport layer D. Application layerNetwork layer