Description : A waveguide may also be terminated in a resistive load that is matched to the characteristic impedance of the waveguide. The resistive load is most often called a _____
Last Answer : Dummy resistor
Description : A ________ is normally a computer that operates in all five layers of the Internet model or seven layers of OSI model.
Last Answer : gateway
Description : ________ is actually a multiport repeater. It is normally used to create connections between stations in a physical star topology
Last Answer : An active hub
Description : __________ defines how a user gets control of the channel so as to allow transmission.
Last Answer : channel access
Description : Which OSI layer assumes responsibility for managing network connections between applications? a. Network layer b. Data link layer c. Application layer d. Session layer
Last Answer : d. Session layer
Description : ____ is a process-to-process protocol that adds only port addresses, checksum error control, and length information to the data from the upper layer.
Last Answer : UDP
Description : What is a device that provides a method of sampling energy from within a waveguide for measurement or use in another circuit?
Last Answer : Directional Coupler
Description : It is used to encode the minimum amount of speech information necessary to reproduce a perceptible message with a fewer bits that those needed by a conventional encoder/decoder
Last Answer : vocoders
Description : An integrated circuit that performs the PCM encoding and decoding functions
Last Answer : Codec
Description : A _______ is a three-layer device that handles packets based on their logical addresses
Last Answer : router
Description : A repeater is a connecting device that operates in the _______ layer of the Internet model.
Last Answer : physical
Description : One of the responsibilities of the transport layer protocol is to create a ______ communication.
Last Answer : process to process
Description : Which of the following layers of the OSI model is responsible for user interaction? a.Layer 4 b.Layer 5 c.Layer 6 d.Layer 7
Last Answer : d.Layer 7
Description : In OSI model, which of the following layer transforms information from machine format into that understandable by user a. application b. session c. presentation d. physical
Last Answer : c. presentation
Description : What can cause terminated wires to loosen resulting in broken or intermittent connections?
Last Answer : Heating and coolingVibration
Description : Explain four functions of transport layer in OSI model.
Last Answer : The functions of Transport layer are: 1. The transport layer provides the functional and procedural means of transferring variable-length data sequences from a source to a destination host ... multiple network connections, dividing the data among the network connections to improve throughput.
Description : The bandwidth required for a modulated carrier depends on:
Last Answer : the baseband frequency range
Description : It is the ratio of the transmission bit rate to the minimum bandwidth required for a particular modulation scheme
Last Answer : Bandwidth efficiency, Information density, or Spectral efficiency
Description : To permit the selection of 1 out of 16 equiprobable events, the number of bits required is
Last Answer : 4
Description : The ISDN channel D designates _____ which contains control information
Last Answer : Data
Description : Set rules implementing and governing an orderly exchange of data between layers of two devices, such as line control units and front – end processors.
Last Answer : Data Link Protocol
Description : The main aim of a project risk management process should be to: a. identify project risks and then manage them appropriately. b. identify all project risks and transfer them immediately. c ... are threats or opportunities on a project. d. satisfy the organization's project management process.
Last Answer : a. identify project risks and then manage them appropriately.
Description : The main aim of a project risk management process should be to: a. identifies project risks and then manage them appropriately. b. identify all project risks and transfer them immediately. ... are threats or opportunities on a project. d. satisfy the organisation's project management process.
Last Answer : a. identifies project risks and then manage them appropriately.
Description : In OSI network architecture, the dialogue control and token management are responsibility of a. session layer b. network layer c. transport layer d. data link layer e. none of above
Last Answer : session layer
Description : Choose the Protocols working in the Data Link Control Layer of OSI model below. a. ATM (Asynchronous Transfer Mode), Frame Relay b. HDLC (High Level Data Link Control), SDLC (Synchronous Data Link Control) c. ARP (Address Resolution Protocol), IEEE802.3 d. All the above
Last Answer : d. All the above
Description : In OSI network architecture, the dialogue control and token management are responsibility of a. session layer b. network layer c. transport layer d. data link layer
Last Answer : a. session layer
Description : What connections do you see between the school system Horace Mann helped establish and today’s schools?
Last Answer : We don't do homework but we can put you on the right path. Why don't you make a list from your textbook of Horace Mann's educational goals and ideas and then think about how they relate to ... know them. Who is in charge? Who designs the curriculum? What subjects are taught? How is it funded?
Description : What file will you use to establish Oracle connections from a remote client?
Last Answer : tnsnames.ora
Description : Explain how TCP connections are established using the 3 way handshake. What happens when 2 hosts simultaneously try to establish a connection?
Last Answer : If 2 host Simultaneously try to establish connection: Simultaneous Open: * It's possible for two applications to send a SYN to each other to start a TCP connection, although the possibility is small, ... . * The CLOSING state takes the place of FIN-WAIT-2 or CLOSEWAIT in a common scenario.
Description : Considering areas of concern, external network requirements, internal network requirements is the evaluation of a) Assess the security provisions for cloud applications b) Ensure cloud networks and ... Manage people, roles and identities d) Understand the security requirements of the exit process
Last Answer : Ensure cloud networks and connections are secure
Description : Which layer provides the services to user? a.application layer b.session layer c.presentation layer d.physical layer
Last Answer : a.application layer
Description : Which of the following is NOT true about User Datagram Protocol in transport layer? a. Works well in unidirectional communication, suitable for broadcast information. b. It does three way ... File System d. The lack of retransmission delays makes it suitable for real-time applications
Last Answer : b. It does three way handshake before sending datagrams
Description : Which layer provides interface between network support layers and user support layers? a. session layer b. data link layer c. transport layer d. network layer
Last Answer : c. transport layer
Description : Which one of the following statements is true? a. Independent reviews and quality audits form part of quality assurance to ensure the project manager delivers on time and to budget. ... Quality planning enables the project manager to manage the trade-off between customer expectations and budget
Last Answer : c. Quality control verifies that the project deliverables conform to specification, are fit for purpose and meet stakeholder expectations.
Description : Which one of the following statements is true? a. Independent reviews and quality audits form part of quality assurance to ensure the project manager delivers on time and to budget. ... planning enables the project manager to manage the trade-off between customer expectations and budget.
Description : Article 30 of the Indian Constitution deals with the - (1) Freedom of consciences (2) Right to propagate religion (3) Right of minorities to establish and manage educational institution (4) Cultural and educational rights of the majority community
Last Answer : (3) Right of minorities to establish and manage educational institution Explanation: Under article 30 right of minorities to establish and manage educational institution is mentioned.
Description : Which layer functions as a liaison between user support layers and network support layers? A) Network layer B) Physical layer C) Transport layer D) Session layer
Last Answer : Which layer functions as a liaison between user support layers and network support layers? Transport layer
Description : The magnetic field of an antenna is perpendicular to the earth. The antenna’s polarization ___
Last Answer : is horizontal
Description : It is the ratio of the power density radiated in a particular direction to the power density radiated to the same point by a reference antenna, assuming both antennas are radiating the same amount of power
Last Answer : directive gain
Description : The property of interchangeability for the transmitting and receiving operations is known as ____
Last Answer : reciprocity
Description : The fields surrounding the antenna do not collapse their energy back into the antenna but rather radiate it out in space
Last Answer : radiation field
Description : It is the ratio of the radiated to the reflected energy:
Last Answer : Radiation efficiency
Description : It is the resistance that, if it replaced the antenna, would dissipate exactly the same amount of power that the antenna radiates
Last Answer : . Radiation resistance
Description : Plots of field strength or power density with respect to the value at a reference point.
Last Answer : relative radiation pattern
Description : The radiation pattern plotted in terms of electric field strength or power density
Last Answer : absolute radiation pattern
Description : The line bisecting the major lobe, or pointing from the center of the antenna in the direction of maximum radiation is called _____
Last Answer : line of shoot
Description : A special type of transmission line that consist of conducting metallic tube through which high frequency electromagnetic energy is propagated
Last Answer : waveguide
Description : If energy is applied at the geometrical center of antenna, the antenna is said to be ___
Last Answer : center-fed