Embedded Systems Quiz | Embedded Systems Online Test for Practice

31. Which are the serial ports of the IBM PC?

1. COM1
2. COM4 and COM1
3. COM1 and COM2
4. COM3

32. Which are the two main types of processor connection to the motherboard?

1. sockets and slots
2. sockets and pins
3. slots and pins
4. pins and ports

33. Which can be considered as the lower level in the multitasking operating system?

1. process
2. task
3. threads
4. multi threads

34. Which can be supported if the task or process maintains a separate data area for each thread

1. single thread system
2. mono thread system
3. multiple threads
4. dual threads

35. Which company developed 16450?

1. Philips
2. Intel
3. National semiconductor
4. IBM

36. Which company further developed the study of RISC architecture?

1. Intel
2. Motorola
3. university of Berkeley
4. MIPS

37. Which coprocessor supports affine closure?

1. 80187
2. 80287
3. 80387
4. 8088

38. Which design activity helps in the transformation of the floating point arithmetic to a fixedpoint arithmetic?

1. high-level transformation
2. scheduling
3. compilation
4. task-level concurrency management

39. Which design activity is in charge of mapping operations to hardware?

1. scheduling
2. high-level transformation
3. hardware/software partitioning
4. compilation

40. Which determines the sequence and the associated tasks priority?

1. scheduling algorithm
2. ready list
3. task control block
4. application register

41. Which interrupt provides system clock in the context switching?

1. software interrupt
2. hardware interrupt
3. peripheral
4. memory

42. Which is the coprocessor of 8086?

1. 8087
2. 8088
3. 8086
4. 8080

43. Which is the early form of non-volatile memory?

1. magnetic core memory
2. ferrimagnetic memory
3. anti-magnetic memory
4. anti-ferromagnetic

44. Which is the first company who defined RISC architecture?

1. Intel
2. IBM
3. Motorola
4. MIPS

45. Which is the most basic non-volatile memory?

1. Flash memory
2. PROM
3. EPROM
4. ROM