Basic Computer Networks Questions and Answers
Basic Computer Networks questions with answers help learners understand key networking concepts essential for IT and engineering students. This topic covers OSI layers, TCP/IP model, IP addressing, routing, and network devices like switches and routers. These technical interview questions and answers are commonly asked in campus placements and certification exams by companies such as Cisco, TCS, and Infosys. By practicing networking MCQs and interview-based questions, students can strengthen their fundamentals and perform better in both theoretical and practical assessments related to computer networks.
Basic Computer Networks
Showing 10 of
217 questions
151. Gateways can function all the way upto
- transport layer
- session layer
- presentation layer
- application layer
152. How many crosspoints are needed in a single-stage switch with 40 inputs and 50 outputs ?
- 40
- 50
- 90
- 2000
153. Which of the following is a time-division switch ?
- TSI
- TDM bus
- crosspoint
- both (a) and (b)
154. In a time - division switch, which governs the destination of a packet stored in RAM
- TDM bus
- crosspoint
- crossbar
- control unit
155. A bridge has access to which address of a station on the same network ?
- physical
- network
- service access point
- all of these
156. In which routing method do all the routers have a common database ?
- distance vector
- link state
- link vector
- none of these
157. What are the primary characteristics that distinguish a cell from a packet ?
- cells are generally smaller that packets
- cells do not incorporate physical address
- all cells have the same fixed length
- packet cannot be switched
158. Adaptive or dynamic directory used in packet routing changes
- within each user session
- with each user session
- at system generation time only
- both (a) and (b) above
159. The number of cross-points needed for 10 lines in a cross-point switch which is full duplex in nature and there are no self connection is
- 100
- 45
- 50
- 90
160. A terminal multiplexer has six 1200 bps terminals and 'n' 300 bps terminals connected to it. The outgoing line is 9600 bps. What is the maximum value of n ?
- 4
- 16
- 8
- 28