CBSE Class-12 Exam 2017 : All India Scheme Question Paper, Database Management Applications
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CBSE Class-12 Exam 2017 : All India Scheme
Question Paper, Database Management Applications
CBSE Class-12 Exam 2017 : Database Management Applications
- Please check that this question paper contains 7 printed pages.
- Code number given on the right hand side of the question paper should be written on the title page of the answer-book by the candidate.
- Please check that this question paper contains 4 questions.
- Please write down the Serial Number of the question before attempting it.
- 15 minute time has been allotted to read this question paper. The question paper will be distributed at 10.15 a.m. From 10.15 a.m. to 10.30 a.m., the students will read the question paper only and will not write any answer on the answer-book during this period.
DATABASE MANAGEMENT APPLICATIONS
SECTION A
1. Multiple Choice Questions (Choose the most appropriate option) : 1x 14=14
(i) In a relational model, relations are termed as
(a) Tuples
(b) Attributes
(c) Tables
(d) Rows
(ii) Count function in SQL returns the number of
(a) Values
(b) Distinct values
(c) Groups
(d) Columns
(iii) The statement in SQL which allows to change the definition of a table is
(a) Alter
(b) Update
(c) Create
(d) Select
(iv) While there are obvious e-business advantages and opportunities, there are also risks and barriers. These include
(a) Contravention of customer privacy
(b) Spikes causing websites to fail at peak times
(c) Internet hackers penetrating company security
(d) All of the above
(v) The telephone banking service includes
1. Automatic balance voice out
2. Inquiry all term deposit account
3. Direct cash withdraw
4. Utility bill payments
5. Voice out last five transactions
(a) 1, 2, 3 and 5 only
(b) 1, 2, 4 and 5 only
(c) 2, 3, 4 and 5 only
(d) All 1, 2, 3, 4 and 5