National Examinations Board (+2)
+2 Management (Class 11 and 12)
Class 12 · NEB 2082 (MCQs)
Course Title: Computer Science (Comp)
Full Marks: 50Time: 2 hrs.
Candidates are required to give their answers in their own words as far as practicable. The figures in the margin indicate full marks.
Group A
Multiple choice questions(9 × 1 = 9)
- 1.1
Which of the following is the purpose of using primary key in database ? a) To uniquely identify a record b) To store duplicate record c) To backup data d) To enhance database size
- 2.1
A company needs to modify an existing table by adding a new column for employee email addresses. For this, which SQL command should be used ? a) CREATE b) ALTER c) SELECT d) UPDATE
- 3.1
Which protocol is used for secure communication over a computer network ? a) HTTP b) FTP c) HTTPS d) Telnet
- 4.1
Which control structure in JS (Java Script) is used to execute a block of code repeatedly based on a given condition ? a) For loop b) if-else c) switch - case d) function
- 5.1
Select the invalid variable name in PHP. a) $name b) $_name c) $1name d) $name123
- 6.1
The statement int number ( int a); is a ... a) function call b) function definition c) function declaration d) function execution
- 7.1
In which of the following programming, the emphasis is given on data rather than on procedures ? a) Procedural programming b) Structural programming c) Object-oriented programming d) Declarative programming
- 8.1
Which type of feasibility study evaluates whether a system can be developed with the available technology ? a) Operational feasibility b) Social feasibility c) Technical feasibility d) Economical feasibility
- 9.1
Which of the following is NOT a type of cloud computing service ? a) Infrastructure as a Service (IaaS) b) Platform as a Service (PaaS) c) Software as a Service (SaaS) d) Hardware as a Service (HaaS)
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