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they are computer class 10th notes
Typology: Schemes and Mind Maps
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Answer any 3 questions out of the given 4 questions. Each question is of mark. 1 x 3 = 3 Q.1 Ans : They are confident (^) 1
Q.3 Ans : one such practice is : organic farming/ vermicomposting etc. (^) 1 Q.4 Ans : Charanka - Gujarat Solar Park 1 Answer any 1 question out of the given 2 questions. Each question is of 2 marks. (^2) x 1 = 2 Q.5 Ans : Any two functions of an entrepreneur are : a. making decisions: b. Managing the business
Q.6 (^) Ans : Two easy to reduce inequalities are :
Answer any 04 questions out of the given 06 questions 1 x 4 = 4 Q.7 MODEM 1 mark for the correct answer^1 Q.8 Toggle key 1 mark for correct answer
Ans: client server 1 mark for correct answer^1 Q.10 Ans: TINYINT, SMALLĪNT, INTEGER, NUMERIC, BIGINT (½ mark for each integer datatype)
Q.11 Ans:^ One^ to^ Many^ Relationship^ or^ Many^ to^ One^ Relationship^ 1 Q.12 Ans: A report helps to display the data in a summarized manner. It is used to generate the overall work outcome in a clear format. You can create reports in the database.
Answer any 04 questions out of the given 06 questions 2 x 4 = 8 Q. Ans. Four advantages are : Data Sharing Files Transfer Hardware Sharing. Internet Access Sharing Usage of network based applications ½ marks for each correct advantage listed
Q.14 (^) Ans: A wired setup uses physical cables to transfer data between different devices and computer systems. Wireless network does not use wires for data or voice. Examples Wired: Dial-up, DSL or Cable Internet Access etc Wireless .3G or WiMAX or Wi-Fi 1 marks for correct difference ½ marks for each correct example
Q.15 Ans: An Internet service provider (ISP) is an organization which provides you with access to the Internet via a dial-up (using modem) or direct (hard wired) or wireless connection. DSL, cable modem, dial-up, broadband wireless, WiMAX etc 1 marks for the correct definition and 1/2 each for correct connection type
Q.16 (^) Ans: Entry Required – if set to yes then it will be necessary for the user to insert the value in the field which means that field cannot be left blank. Default Value – A default value can be set for a field if user don’t provide any value while entering the values in the table. (1 mark for each property)
Q.17 (^) Ans: Referential Integrity is used to maintain accuracy and consistency of data in a relationship. In Base, data can be linked between two or more tables with the help of primary key and foreign key constraints. Referential integrity helps to avoid:
Ans: Columns Data type Flight No Text No.of Passengers Integer Airlines Text Arrival Time Date/Time Departure Time Date/Time Fares Float (½ mark for each column & data type)
Answer any 02 questions out of the given 03 questions Q.19 Ans a. Google Talk , Yahoo! Messenger , Skype , Windows Live Messenger , Rediff Bol, MS-Teams, ZOOM etc. ½ marks for each correct name b. Headphone, Speaker & Microphone & Web Camera ½ marks for each correct hardware listed