11. A technique used by codes to convert an analog signal into a digital bit stream is known as
A. Digital Signal Generator
B. Pulse Code Modulation
C. Pulse Signal Modulation
D. None of these
12. An optical input device that interprets pencil marks on paper media is
A. Magnetic tape
B. Optical scanners
C. Punch card reader
D. O.M.R
13. A program that converts computer data into some code system other than the normal one is known as
A. Emulator
B. Encoder
C. Decoder
D. Trigger
14. What does DRAM stand for?
A. Data Random Access Memory
B. Data Random Active Memory
C. Dynamic Random Access Memory
D. Double Random Access Memory
15. What is Cache RAM?
A. Extra memory used for overflow from your Hard Disk
B. A place to store secret information like passwords
C. Its the same as your Hard Disk Drive
D. Fast memory used for data that is accessed often
16. What technology of memory is Cache RAM usually?
A. DRAM
B. Flash
C. SRAM
D. EEPROM
17. Where is computer’s BIOS stored?
A. DRAM
B. Flash
C. SRAM
D. EEPROM
18. Where does your PC store your programs when the power is off?
A. DRAM
B. Cache
C. ROM
D. Hard Disk Drive
19. What is PCI (Peripheral Component Interconnect)?
A. A type of monitor
B. A type of system bus
C. A kind of graphics
D. A modem standard
20. Which company is not a microprocessor manufacturer?
A. IBM
B. AMD (Advanced Micro Devices)
C. Microsoft
D. Intel