12th class (Fsc) computer unit 1 MCQs
chapter 1 MCQs 12th Class computer
Data Basics:
1. A set of related records that represents a unit of data is:
a. Field
b. File
c. Database
d. Record
2. The manipulated and processed data is called:
a. Data
b. Object
c. None
d. Information
3. The process of arranging data in a logical sequence is called:
a. Data capturing
b. Sorting
c. Classifying
d. Summarizing
4. Storage and retrieval of data is related to:
a. Managing output result
b. Data capturing
c. None
d. Data manipulation
5. A collection of raw facts and figures is called:
a. Processing
b. Data
c. None
d. Information
6. The smallest meaningful unit of data in a database is called:
a. Character
b. Byte
c. Field
d. Record
7. Manipulation of data to achieve the required objectives and result is called:
a. Data processing
b. Operation
c. Both A and B
d. None
8. Which of the following activities involved in data processing?
a. Managing output
b. Data capturing
c. Data manipulation
d. All
9. A person’s account, car and house are considered:
a. Data processing
b. Object
c. None
d. Table
10. Which of the following type of file require largest processing time?
a. Indexed sequential file
b. Sequential file
c. Direct access file
d. Random file
11. Which of the following may be a temporary file?
a. Backup file
b. Master file
c. None of these
d. Transaction file
12. A collection of related fields is:
a. Database
b. File
c. Record
d. None
13. ……… type requires largest processing time.
a. Sequential file
b. Random file
c. Index sequential file
d. Direct access file
14. Which of the following may be temporary file?
a. Transaction file
b. Master file
c. Program file
d. Data file
15. A ……… can store text only.
a. Exe file
b. Binary
c. Object file
d. Text file
16. In text file, data is stored in:
a. Octal code
b. ASCII code
c. Text code
d. Binary code
17. Which one of the following type of file requires largest processing time?
a. Indexed sequential file
b. Sequential file
c. Direct access file
d. Random file
18. Data can be recovered in case of loss by using:
a. Backup file
b. Master file
c. Data file
d. Transaction file
19. A database containing all students in a class would store basic data of students in:
a. Cell
b. Record
c. File
d. Filed
20. Which file is used to store information that remains constant for a long time:
a. Transaction file
b. Data file
c. Backup file
d. Master file
21. The extension of image file is:
a. .bmp
b. .exl
c. .ppt
d. .doc
22. A collection of related data field is called:
a. Attributes
b. File
c. Record
d. Databse
23. A logical grouping of characters is:
a. File
b. Field
c. Database
d. Record
24. A …… can store text only.
a. Exe file
b. Binary
c. Object file
d. TExt file
25. In relational database, a single piece of information is called:
a. Entity
b. Field
c. Atturibute
d. Record