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What is the function of middleware in distributed system? Illustrate why a multi-threaded server may not qualify as a state machine.
What are the three sections of PL/SQL block? What are the retrieval operations in SQL? Describe. Explain the First, Second and Third Normal forms with suitable examples.
What is CPU scheduling? Explain the characteristics of CPU scheduling algorithms. What do you mean by deadlock avoidance? Describe the Banker’s algorithm for deadlock avoidance with suitable exa
Describe in detail the various insertions in a singly linked lists. Describe the Huffman algorithm with an example. Describe address calculation sort with procedure and example.
Describe the classful and classless internet addressing. Write down the characteristics of a good Programming Language? Explain.
Difference between memory and storage is that the memory is__________ and storage is_________Temporary, permanent Permanent, temporary or Slow, fast.
What are the benefits of converting InDesign documents to Adobe PDF file? What is the benefit of creating colours in the Swatches panel instead of Colour panel?
Write down the differentiations between Selection tool and Direct Selection tool and provide situations where each tool would be most suitable.
Determine the net ID and host ID of the following IP Addresses. 117.34.4.8, 29.34.41.5 and 23.67.12.1.
Find out the routing table? Find out the collapsed routing table using default route?
Instead of traceroute, you can also use ping to determine the route that packets take to a given network host. It does so by using IP Record Route option. Try the following two commands: ping -R www.c
Fill in the following tables to demonstrate the initial routing table at node F: Now demonstrate the contents of the routing table after each iteration of the algorithm.
IPv4 contained a checksum while IPv6 does not. Explain why the designers of IPv6 decided the checksum was not needed. Give at least 2 concrete reasons why they felt they could or should drop this fe
The MAC address of node E is e (lower case), its IP address is E (UPPER CASE). If node has multiple IP or MAC addresses, use index of segment to distinguish between them. In this topology: T
There are both network-layer addresses (IP-addresses) and link-layer addresses (i.e. LAN addresses), there is a need to translate between them. For the Internet, this is the job of address resolutio
In this section, you will learn a couple of practical tools: route, and ifconfig, and netstat. Below is a very brief explanation of what they do. route The route command can be used to view and mani
Consider a network with ring topology, link bandwidths of 1000 Mbps, and propagation speed 2×108m/s. What would the circumference of loop require to be to exactly contain one 1500 byte packet, s
Compute the total time required to transfer 1500 KByte file in the following cases, assuming a RTT of 10ms, a packet size of 1500 bytes, and the initial 3 RTT of handshaking before the actual data i
Write two command-line sockets programs – a client and a server – as follows. Define a Who-Am-I message as a UDP datagram containing the ASCII string “WHO AM I”. Define a You
What do you mean by a packet, what do packets through, and what are the main types of packet switches? Write down difference between packet switching and circuit switching?
What do you mean by CSU/DSU? What is DTE? What you mean by SOHO? How many people in a SOHO setting? What you mean by SONET? What is SDH? What are the speeds of OC-1, OC-3, and OC-192? What is ATM? Wha
How can popping pop corn cause interference for Wi Fi networks? What do you mean by MIMO and which 802.11 standard supports it? What do you mean by SSID?
Briefly explain about is “best effort” traffic? Write down some possible methods for bandwidth management? Draw the network troubleshooting process.
Explain the various categories of UTP? For each category give the applicable Ethernet standard, speed, and distance (it might be easiest to do this in a table).
In XIA, a host identifier is the hash of a host's public key. Write down one advantage of this scheme. Write down disadvantage of this scheme.