Operating System MCQs 600+ | Most repeated Operating system 600+ MCQs : Part - 03

Описание: Operating System MCQs 600+ | Most repeated Operating system 600+ MCQs : Part - 03
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What is an Operating System
Operating system MCQs
Operating system repeated MCQs
Most wanted Operating system MCQs

OPERATING SYSTEM
OS MCQQS
OSMCQS
PPSCMCQS
PPSC MCQS
FPSC MCQS
PPSC
FPSC
Subject Specialist SS
Computer Science mcqs
Information Technology mcqs
process mcqs
important process mcqs
NTS TEST MASTER
Operating system mcqs
41. Address registers contain main memory addresses of
A. Scheduling
B. Registers
C. Protocols
D. Data and instruction

42. I/O instruction control is used to activate an A. Interrupt driven I/O
B. Internal device
C. External device
D. I/O devices

43. I/O modules performs the requested action on
A. Programmed I/O
B. Direct Memory Access (DMA) .
C. Interrupt driven I/O
D. I/O devices

44. Control and Status registers are used by the processor to control
A. Design of the Processor
B. Operation of the Processor
C. Speed of the Processor
D. Execution of the Processor

45. I/O instruction transfer is used to read the
A. Data
B. Information
C. Instructions
D. Description

46. Stack pointer is a register that points to the
A. Pop of the stack
B. Push of the stack
C. Top of the stack
D. Bottom of the stack .

47. Cache size issue can have significant impact on
A. Throughput
B. Effectivity
C. Transmission channel
D. Performance

48. Direct memory access is more efficient to move
A. Less Data
B. Large Data
C. Restrict data
D. Volatile data

49. In data processing, processor perform some
A. Arithmetic or logic operation on
information
B. Arithmetic or logic operation on
instruction
C. Arithmetic or logic operation on
programs
D. Arithmetic or logic operation on data
50. I/O instruction Status tests various
A. Control Conditions .
B. Status conditions
C. I/O device
D. Memory

51. The processor fetches an instruction from
A. Keyboard
B. Monitor
C. CPU
D. Memory

52. Data and instructions that are being used frequently are stored in
A. Cache
B. Block
C. hard disk
D. main memory

53. Processor-I/O involves data transferring between
A. Computers
B. Processor and I/O modules .
C. Registers
D. User Processes

54. Data register can be assigned to a
A. Variety of Functions
B. Variety of Devices
C. Variety of Programs
D. Variety of systems

Chapter 2 Concurrency Deadlock and Starvation Multiple Choice Questions






55. With deadlock detection, requested resources are granted to
A. Resources
B. Programs .
C. Processes
D. Users

56. All deadlocks involve conflicting needs for A. Resources
B. Users
C. Computers
D. Programs

57. The fastest form of inter process
communication provided in UNIX is
A. Virtual Memory
B. Memory
C. Shared Memory
D. Main Memory

58. Deadlock prevention strategies are very
A. Conservative
B. Straight
C. Complex
D. Simple .

59. A consumable resource is one that can be A. Access
B. Count
C. Created
D. Control

60. A signal is a software mechanism that informs a
A. Processor
B. User
C. Program
D. Process