Punjab 9th Class Computer Model Paper 4 MCQs Test Online Punjab 9th Class Computer Model Paper 4 MCQs Test Online 123456789101112131415161718192021222324252627282930Show paginator Hide paginator Page 1 of 1Computer Science 1. Cache memory is ____________ main memory: 1.Faster 2.Smaller 3.Both A&C4.Slow 2. A bus with 32 lines carries data of: 1.32 bits 2.16 bits 3.128 bits 4.64 bits 3. 1 KB is equal to: 1.230 bytes 2.220 bytes 3.1000 bytes 4.210 bytes 4. Tape storage is: 1.Faster than hard disk 2.Direct access device 3.All above4.Slower than the hard disk 5. An identifiable location is memory where data are kept is called: 1.Address 2.Cell 3.Space 4.Location 6. The memory cells are logically organized into groups of ___________. 1.12 bits 2.24 bits3.8 bits 4.5 bits 7. The device that holds a disk is called: 1.Disk cache 2.Disk Holder 3.Diskette 4.Disk Drive 8. Numbers stored and transmitted inside a computer are in: 1.Symbolic form 2.Decimal form 3.Binary form 4.Alphanumeric form 9. The abbreviation of MB is: 1.Mechanical base 2.Mega byte 3.Gega byte 4.Magnetic byte 10. Types of numeric data are: 1.4 2.143.2 4.3 11. Data and programs are stored in RAM: 1.Tape storage 2.Permanent 3.Program 4.Temporary 12. The diameter of compact disk (CD) is: 1.08 inch2.04 inch 3.05 inch 4.3.5 inch 13. A smallest unit of data in the computer is: 1. Byte 2.Word 3.Character 4.Bit 14. Unicode is a: 1.32 bits 2.64 bits 3.28 bits 4.16 bits 15. What is the size of standard floppy disk? 1.3½ 2.4½3.2½ 4.5½ 16. 1 GB = 1.2²⁰bytes 2.2¹⁰ bytes 3.2³⁰bytes 4.2⁴⁰bytes 17. Bit stands for: 1.Binary digit 2.Byte digit 3.Base digit 4.Basic digit 18. 1 Nibble is equivalent to: 1. 8 bytes 2. 4 bytes 3.4 bits 4.8 bits 19. One tera byte is equal to: 1.2²⁰ bytes 2.2⁴⁰ bytes 3.2¹⁰ bytes 4.2³⁰ bytes 20. Which device allows multiple read and write process to optical storage media? 1.DVD – ROM 2.CD – ROM 3.CD – RW 4.CD – R 21. The storage f capacity of CD-ROM is about? 1.700 GB 2.700 MB 3.7009 KB 4.700 bytes 22. A sub-division of a track on Magnetic Disk are called: 1.Cylinder 2.Sector 3.Field 4.Division 23. How many bytes can be stored in one sector? 1.512 2.8 3.1024 4.64 24. Which actions involve positioning a read/write head over a track? 1.Sector 2.Seek 3.Track 4.Data transfer 25. How many bits are in one byte? 1.4 2.1 3.2 4.8 26. Which are two fundamental methods for storing and accessing data? 1.Parallel and serial 2.Zip and compressed3.Sequential and direct 4.Section and group 27. Which of the following is not a volatile memory? 1.SRAM 2.RAM 3.DRAM 4.ROM 28. TB stands for: 1.Tera byte 2.Test byte 3.Tera bit 4.Tera base 29. Hard disk is a ………… disk. 1.Magnetic 2.Read only3.Random access 4.Optical 30. Which one is faster? 1.Ram 2.Register 3.Cash memory 4.Hard disk Loading... Test By Subject Punjab Test By Topics 9th Class Computer You Can Learn and Gain more Knowledge through our Online Quiz and Testing system Just Search your desired Preparation subject at Gotest.