Description : The functionalities of the presentation layer include ____________ a. Data compression b. Data encryption c. Data description d. All of the mentioned
Last Answer : d. All of the mentioned
Description : What occurs in the session layer? a.Data compression and encryption b.MAC address are handled c.binary to decimal conversion d.sessions are created
Last Answer : d.sessions are created
Description : Encryption and decryption are functions of which layer? a. transport b. session c. application d. presentation
Last Answer : d. presentation
Description : The _____ layer uses data compression to reduce the number of bits to be transmitted. a. presentation b. network c. data link d. application
Last Answer : a. presentation
Description : Draw the Internet architecture [TCP/IP architecture] and explain the functionalities of each layer in detail.
Last Answer : ∙ NET1, NET2, and so on. combination of hardware (e.g., a network adaptor) and software(e.g., a network device driver). Ethernet or Fiber Distributed Data Interface (FDDI) ... ), and SMTP (Simple Mail Transfer Protocol, or electronic mail), enable interoperation of popular applications.
Description : Draw the OSI Network architecture and explain the functionalities of each layer in detail.
Last Answer : Physical layer ∙ Data link layer ∙ Network layer ∙ Transport layer ∙ Session layer ∙ Presentation layer ∙ Application layer
Description : The layer of OSI model can use the trailer of the frame for error detection. A) Physical B) Data link C) Transport D) Presentation
Last Answer : A) Physical
Description : The..............layer change bits onto electromagnetic signals. A) Physical B) Transport C) Data Link D) Presentation
Description : The TCP/IP _______ layer is equivalent to the combined session, presentation, and application layers of the OSI model. a.data link b.network c.physical d.application
Last Answer : d.application
Description : In which layer of OSI session is first check and then data is transmitted a. Application layer b. Presentation layer c. Session layer d. Transport layer
Last Answer : c. Session layer
Description : The _______ layer ensures interoperability between communicating devices through transformation of data into a mutually agreed upon format. a. network b. presentation c. transport d. data link
Last Answer : b. presentation
Description : Which of the following layers of the OSI reference model is concerned with the syntax of data exchanged between application entities? a. Presentation layer b. Application layer c. Transportation layer d. Session layer
Last Answer : a. Presentation layer
Description : The _____ layer lies between the session layer and he application layer. a. network b. transport c. data link d. presentation
Description : The session layer lies between the ______layer and the presentation layer. a. network b. transport c. data link d. application
Last Answer : b. transport
Description : In the TCP/IP protocol architecture, the Network Access Layer includes ………………………………...layers of the OSI Reference Model. A. presentation, session, application B. physical, data link, network C. data link, network D. physical, data link
Last Answer : B. physical, data link, network
Description : Choose the correct layer numbers and names of the OSI model below. a. Layer 3 - Network Layer, Layer 2 - Data Link Layer, Layer 1 - Physical Layer b. Layer 7 - Application Layer, Layer 6 - Presentation Layer c. Layer 5 - Session Layer, Layer 4 - Transport Layer d. All given options
Last Answer : d. All given options
Description : Which among the following layer' main function is data formats, data encryption/decryption, data compression/decompression etc: a) Session Layer b) Transport Layer c) Presentation Layer d) None of These
Last Answer : c) Presentation Layer
Description : The _______ is used to provide integrity check, authentication, and encryption to IP datagram’s. A. UDP B. Transport layer C. ESP D. SSL
Last Answer : C. ESP
Description : In TCP IP Model, when data is sent from device A to device B, the 5th layer to receive data at B is ____________ a.Application layer b.Transport layer c.Link layer d.Session layer
Last Answer : a.Application layer
Description : Transport layer aggregates data from different applications into a single stream before passing it to ____________ a. network layer b. data link layer c. application layer d. physical layer
Last Answer : a. network layer
Description : .In TCP IP Model, when data is sent from device A to device B, the 5th layer to receive data at B is ____________ a. Application layer b. Transport layer c. Link layer d. Session layer
Last Answer : a. Application layer
Description : Transport layer aggregates data from different applications into a single stream before passing it to ____________ A. network layer B. data link layer C. application layer D. physical layer
Last Answer : A. network layer
Description : TCP/IP layer corresponds to the OSI models to three layers. A) Application B) Presentation C) Session D) Transport
Last Answer : A) Application
Description : Find out the OSI layer, which performs token management. A) Network Layer B) Transport Layer C) Session Layer D) Presentation Layer
Last Answer : C) Session Layer
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 : The TCP/IP …………corresponds to the combined session, presentation, and application layers of the OSI model. a.session layer b.presentation layer c.application layer d.None of the above
Last Answer : c.application layer
Description : In which layer of OSI client send request to the server? a. Application layer b. Presentation layer c. Session layer d. Transport layer
Description : Which of the following layers is an addition to OSI model when compared with TCP IP model? a. Application layer b. Presentation layer c. Session layer d. Session and Presentation layer
Last Answer : d. Session and Presentation layer
Description : Which network component/s is/are involved in the Presentation layer of an OSI model? a. Gateway b. Multiplexer & Oscilloscope c. Amplifier & Hub d. All of the above
Last Answer : a. Gateway
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 : The ____ layer establishes, maintains, and synchronizes the interaction between communicating systems. a. network b. transport c. session d. presentation
Last Answer : c. session
Description : The ____ layer is the network dialog controller. a. network b. transport c. session d. presentation
Description : Which is the additional layer to OSI model when compared with TCP IP model? a. Application layer b. Presentation layer c. Session layer d. Session and Presentation layer
Description : TCP/IP layer is equivalent to combined Session, Presentation and a. Transport layer b. Network layer c. Application layer d. Physical layer
Last Answer : c. Application layer
Description : Data encryption techniquesare particularly useful for A. reducingstorage space requirements B. improving data integrity C. protecting data indata communication systems D. All of theabove E. None of the above
Last Answer : protecting data indata communication systems
Description : Modulation is theprocessof A. converting analogsignals todigital signals B. converting digital signals toanalog signals C. Multiplexing various signals intohigh speed line signals D. performing data encryption
Last Answer : converting digital signals toanalog signals
Description : The altering of data so that it is not usable unless the changes are undone is i) Ergonomics ii) Compression iii) Biometrics iv) Encryption
Last Answer : iv) Encryption
Description : Which of the following techniques can be used for optimizing backed up data space? a) Encryption and Deduplication b) Compression and Deduplication c) Authentication and Deduplication d) Deduplication only
Last Answer : Compression and Deduplication
Description : Transport layer protocols deals with ____________ A. application to application communication B. process to process communication C. node to node communication D. man to man communication
Last Answer : B. process to process communication
Description : Application layer is implemented in ____________ a) End system b) NIC c) Ethernet d) Packet transport
Last Answer : a) End system
Description : Security methods such as private encryption, VLANs and firewalls comes under __________ subject area. a) Accounting Management b) Compliance c) Data Privacy d) All of the mentioned
Last Answer : Data Privacy
Description : Which of the following are a common means for losing encrypted data? a) lose the keys b) lose the encryption standard c) lose the account d) all of the mentioned
Last Answer : lose the keys
Description : NAT limits the use of ………………….. and ……………… A. encryption, authentication. B. encryption, decryption C. encapsulation, translation D. authentication, verification
Last Answer : A. encryption, authentication.
Description : Transmission media are usually categorized as . a. Guided or Unguided b. Determinate or Indeterminate c. Fixed or Unfixed d. Encryption or Decryption
Last Answer : a. Guided or Unguided
Description : What are the advantages & disadvantages of public key encryption?
Last Answer : Advantages: a) Remove the restriction of a shared secret key between two entities. Here each entity can create a pair of keys, keep the private one, and publicly distribute the other one. b) The no ... using the long keys takes a lot of time. So it is not recommended for large amounts of text.
Description : Demodulation is aprocessof A. converting analog to digital signals B. converting digital to analogsignals C. multiplexing various signals intoone high speed line signals D. performing data description
Last Answer : converting analog to digital signals