Great Learning Courses

 a. The unique address of a webpage on the internet is called          i. URL                    ii. Browser          iii. Protocol          iv. HTTP               ans: URL b. Which is the protocol used in internet?          i. TCP/IP                    ii. FTP         iii. ICP                         iv. ISP                         ans: TCP/IP c. Which one of the following is internet service?          i. Chat                    ii. E-commer...

         a. Internet is also known as network of Network          b. Mozilla Firefox is an application program.          c. Instant Messaging is an online textual communication with each other in real time.          d. FTP is a protocol used to upload and download information.          e. The process of copying and storing data, files, programs, etc. from Internet server to user's               computer is known as downloading.

 a. LAN : Local Area Network b. MAN : Metropolitan Area Network c. WAN : Wide Area Network d. Wi-Fi : Wireless Fidelity e. NIC: Network Interface Card f. VoIP : Voice Over Internet Protocol g. UTP : Unshielded Twisted Pair h. Modem : Modulator Demodulator i. PPP : Point to Point Protocol j. NOS: Network Operating System k. SMTP : Simple Mail Transfer Protocol l. IMAP : Internet Message Access Protocol m. NNTP : Network News Transfer Protocol n. NetBEUI: Network Bios extended User Interface o. NCP : Network Control Protocol p. BNC: British Naval Connector/Bayonet Naur Connector q. GPS :   Global Positioning System r. MAC:  Media Access Control p. OFDM : Orthogonal Frequency Division Multiplexing q. STP : Shielded Twisted Pair r. SMTP : Simple Mail Transfer Protocol s. FTP : File Transger Protocol t. HTTP : HyperText Transfer Protocol u. POP : Post Office Protocol v. IPX/SPX : Internetwork Packet eXchange/Sequence Packet eXchange w. Mbps : Mega bits per second

 a. The mode of transmission in which communication takes place from both the sides simultaneously.                       ans : Full Duplex mode of Communication b. A computer network limited within a room .                       ans: PAN(Personal Area Network) c. The interconnection between two or more computers through physical and logical components to share resources.                       ans:Computer Networks d. The set of rules and procedures that makes the communication possible among different computers in network.                        ans: Protocols e. ...

 a. What is communication? From which word is it derived?        ans : Communications is the exchange of information between two or more things, such as people, devices, governments, organizations, or businesses. In digital communication, data is exchanged between two or more computing devices. This data communication ( datacom ) occurs over a communication medium, such as a telephone line, fiber optic cable, or wireless radio signal. The collection of digital devices and their connection media is a computer network and is what allows devices to "talk" to each other. The word communication is derived from communis (Latin) which means common. Communis is noun word, which means common, communiality or sharing. Similarly, communicare is a verb, which means 'make something common'.    b. What is data transmission mode? List different types of data transmission modes.        ans : Data communication is the transmiss...

 a.  i. Computer Network------------------->  Resource sharing ii. Network OS ---------------------------> Windows NT iii. Transmission Channel ------------------> UTP iv. Protocol -----------------------------------> HTTP b. i.  Wifi----------------------------------------> Transmission Media ii.  Linear Bus ------------------------------> Topology iii. BNC ------------------------------------> Media Connector iv. Device Driver ---------------------------> Software Component