12th class Computer Science chapter 9 online mcq test with answers for ICS part 2 Computer Science chapter 9 (Elements of C)

Top Scorers Of Chapter 0 "ICS Part 2 Computer Science Chapter 9 Online Test" MCQ`s Test

Sr.#	Question	Answer
1	The number of bytes used by long int data type in C is:	A. 2 B. 4 C. 12 D. 16
2	Which statement is true about data types?	A. Data type has no memory requirements B. Each data type has different memory requirements C. Each data type has same memory requirements D. None of the above
3	Variables are created in	A. Ram B. Rom C. Hard disk D. Cache
4	A candidate key is	A. Primary key B. The primary key selected to be the key of relation C. A group attribute that can be the primary key D. All of them
5	An integer variable can store the value:	A. -1.1 B. "123" C. 32898 D. 5.5
6	Which is true about a variable?	A. The name and data value can both change B. The name can change, but the data value cannot C. The name cannot change, but the data value can D. The name and the data value both cannot changed
7	DBA Stands for	A. Database application B. Database accumulator C. Database administer D. Database administration
8	A memory location with some data can be changed is celled:	A. Constant B. Variable C. Named constant D. Address
9	Which of the following are required to declare a variable?	A. keyword B. Variable name C. Data type D. Both b and c
10	An attribute that uniquely identify each row in a relation is called	A. Column B. Foreign C. Primary key D. Duplicate key