Q1. HTTP is a/an ________ protocol.
(a) application layer
(b) transport layer
(c) network layer
(d) Physical Layer
(e) none of the mentioned
Q2. Routers operate at which layer of the OSI model?
(a) physical
(b) transport
(c) network
(d) MAC sublayer of the data link layer
(e) session
Q3. Bits are packaged into frames at which layer of the OSI model?
(a) Data link
(b) Transport
(c) Physical
(d) Presentation
(e) Application
Q4. The layers of the OSI model, from the top down, are:
(a) application, presentation, session, transport, network, data link, physical
(b) session, presentation, data transport, MAC, network, physical
(c) physical, data link, network, transport, session, presentation, application
(d) presentation, application, session, network, transport, data link, physical
(e) application, encryption, network, transport, logical link control, physical
Q5. Which of the following operate at the presentation layer?
1) MIDI
2) FTP
3) SMTP
4) TFTP
5) JPEG
(a) 1 and 2
(b) 1, 3, and 5
(c) 3 and 5
(d) 1 and 5
(e) None of These
Q6. Which of the following are considered to be the upper layers in the OSI Model?
(a) presentation and session
(b) application and presentation
(c) application, presentation, and session
(d) application, presentation, data-link, and transport
(e) application
Q7. Encryption takes place at which layer?
(a) application
(b) presentation
(c) session
(d) transport
(e) data link
Q8. Packets are found at which layer?
(a) data link
(b) transport
(c) network
(d) session
(e) physical
Q9. Which combinational package of layers in OSI model is equivalent to an application layer of TCP/ IP model?
(a) Transport, Session & Application Layers
(b) Session, Presentation & Application Layers
(c) Data Link , Transport & Presentation Layers
(d) Network, Session & Application Layers
(e) Physical, Data-Link, & Session Layers
Q10. Which layer in the OSI Model provides error-free delivery of data?
(a) PresentationLayer
(b) Transport Layer
(c) Session Layer
(d) Physical Layer
(e) Application Layer
ANSWER:-
1)(a) application layer
2)(c) network
3)(a) Data link
4)(a) application, presentation, session, transport, network, data link, physical
5)(d) 1 and 5
6)(c) application, presentation, and session
7)(b) presentation
8)(c) network
9)(b) Session, Presentation & Application Layers
10)(b) Transport Layer
