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ICS Part 2 Computer Science Online
Chapter 9 Test
Start Chapter 9 Test
ICS Part 2 Computer Science Wise Online
MCQ's Test
MCQ's Test For Chapter 0 "ICS Part 2 Computer Science Chapter 9 Online Test"
Try The MCQ's Test For Chapter 0 "ICS Part 2 Computer Science Chapter 9 Online Test"
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Total Questions15
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Time Allowed20
ICS Part 2 Computer Science Chapter 9 Online Test
00:00
Question # 1
The number of bytes used by float data type in C is:
Question # 2
The number of bytes used by int data type in C is:
Question # 3
The logical not operator denoted by is
Question # 4
The float, long float and double data types are known as:
Question # 5
How many primary keys can a table have
Question # 6
the integer, long and short data types are known as:
Question # 7
Which of the following is used to separate each variable while declaring more than one variable on the same line?
Question # 8
Which data type is used to store numeric value with no decimal point?
Question # 9
Which of the following are valid variable names?
Question # 10
A candidate key is
Question # 11
A memory location with some data can be changed is celled:
Question # 12
Which of the following statements is NOT legal?
Question # 13
An attribute that uniquely identify each row in a relation is called
Question # 14
DBA Stands for
Question # 15
Which is a valid statement for initializing of a variable?
ICS Part 2 Computer Science Chapter 9 Online Test MCQ's
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ICS Part II Computer Science Chapter 0 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Another way to write the value 3452211903 is: |
A. 3.452211903e09
B. 3.45221193e-09
C. 3.452211903×09
D. 3452211903e09
|
| 2 | Which of the following data type is used to store string value: |
A. char
B. float
C. string
D. long
|
| 3 | Which is a valid statement for initializing of a variable? |
A. int n=100;
B. int x=50, y=75;
C. char grade='a'
D. All of these
|
| 4 | The number of digits after a decimal point is called: |
A. Significance
B. Precision
C. Range
D. Scope
|
| 5 | DBA Stands for |
A. Database application
B. Database accumulator
C. Database administer
D. Database administration
|
| 6 | a+=b is equivalent to |
A. a+=b
B. a=+b
C. a=a+b
D. b=b+a
|
| 7 | A primary key that consists of more than one attribute is called a |
A. Foreign key
B. Composite key
C. Multi-valued key
D. Global key
|
| 8 | 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
|
| 9 | 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
|
| 10 | Which of the following are valid variable names? |
A. Long
B. Integer
C. Notlongenough
D. Both B and C
|
Test Questions
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08 Feb 2017student