Operating System Top 500 + MCQS Download Pdf Set No 09

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401. order gives a preview of the current cycles?

  1. PS
  2. top
  3. who
  4. ls

402. Time stretch when the I/O Devices are gotten to is known as ? .

  1. CPU Burst
  2. IO Burst
  3. Time Slice
  4. one of Above

403. The way toward changing starting with one cycle then onto the next is called ?.

 

  1. planning
  2. quantum period
  3. idleness
  4. Context exchanging  

404. index incorporates fundamental framework boot documents including the bit picture?

  1. /canister
  2. /boot
  3. /dev
  4. /and so on

405. planning calculation is some of the time called briefest excess time first booking calculation?

  1. n-preemptive SJF
  2. Priority Scheduling
  3. Preemptive Shortest Job First
  4. FCFS

406. A semaphore that cause Busy-Waiting is named as ?.

  1. Spinlock
  2. Monitor
  3. Critical district
  4. Critical area

 407. Progress and Bounded Waiting are a portion of the attributes to tackle the basic area issues?

  1. True
  2. False

408. In – tending to; the beneficiary isn’t needed to name the sender?

  1. Symmetric
  2. Asymmetric
  3. Both symmetric and halter kilter
  4. no one of the given alternatives

409. The execution of basic areas should T be fundamentally unrelated ?

  1. True
  2. False   

410. A program in execution is known as a ?

  1. Command Process
  2. Software
  3. Compiler

411. The basic area issue can be tackled by the accompanying with the exception of?

  1. Software based arrangement
  2. Firmware based arrangement
  3. Operating framework based arrangement
  4. Hardware based arrangement

412. The base layer in the layered methodology of Operating System is –

  1. User interface
  2. Hardware
  3. Kernel
  4. all

413. The manual pages can be perused in Linux utilizing order?

  1. man
  2. wan
  3. desc
  4. help

414. The equipment system that empowers a gadget to tell CPU is called ?

  1. Interrupt
  2. Signal
  3. Trap
  4. Process

415.You can show the substance (names of documents and catalogs) of a registry in UNIX/Linux index structure?

  1. ll
  2. s
  3. ls

416. The  framework call suspends the calling interaction.?

  1. fork
  2. pause  
  3. executive
  4. exit

417. In – tending to, the beneficiary isn’t needed to name the sender.?

  1. Symmetric
  2. Asymmetric  
  3. Both symmetric  kilter

418. order gives a preview of the current cycles?.

  1. PS
  2. top
  3. who
  4. ls

419.  order to continue the execution of a suspended occupation in the frontal area ?

  1. fg  
  2. bg
  3. occupations
  4. slaughter

420. You can utilize the – order to show the situation with suspended and foundation measures ?

  1. fg
  2. bg
  3. occupations  
  4. slaughter

421. You can end a frontal area measure by squeezing ?

  1. <Ctrl-A>
  2. <Ctrl-C>
  3. <Ctrl-Z>

422. A period sharing framework is ?

  1. Multi entrusting
  2. Interactive
  3. Multi client
  4. All of these

423. The primary trait of a Real time framework is ?

  1. Efficiency
  2. Large Virtual Memory
  3. Large optional stockpiling gadget
  4. Usability click here for detail

424. Shared libraries and part modules are put away in registry ?

  1. /receptacle
  2. /dev
  3. /boot
  4. /lib

 425. scheduler chooses the interaction from the work pool and put them in principle memory.?

  1. Long term (Page a day and a half)
  2. Short term
  3. Medium term
  4. Swapper

426. In backhanded bury measure correspondence, a sender_ twice the name of the beneficiary?

  1. do
  2. don’t all none

427. An is a number variable that, aside from instatement is available just through two standard nuclear activities: pause and sign?

  1. Semaphore
  2. Monitor
  3. Critical district
  4. Critical area 

428. A semaphore that cause Busy-Waiting is named ?.

  1. Spinlock
  2. Monitor
  3. Critical district
  4. Critical area

429. The execution of basic areas should T be totally unrelated ?

  1. True
  2. False

430. The exhibition of Round Robin calculation doesn’t relies intensely upon the size of the time quantum?

  1. True  
  2. False

431. The accompanying necessity for tackling basic segment issue . “There exists a bound on the occasions that different cycles are permitted to enter their basic areas after an interaction has made a solicitation to enter its basic segment and before that solicitation is allowed.”

  1. Progress
  2. Bounded Waiting 
  3. Mutual Exclusion
  4. Critical Region

432. The basic area issue can be settled by the accompanying with the exception of

  1. Software based arrangement
  2. Firmware based arrangement 
  3. Operating framework based arrangement
  4. Hardware based arrangement

433. is additionally called Swapper.

  1. Swap space
  2. Medium term scheduler
  3. Short term scheduler
  4. Long term scheduler

434. Linux OS can uphold various clients all at once

  1. True
  2. False

435.The Operating framework is a layer of programming between hardware, programming application?

  1. Kernel, equipment
  2. Dos, Windows
  3. Windows, Kernel

436.The significant benefit of multi-programming framework is?

  1. More than one positions can be prepared at a given time
  2. CPU usage can be expanded
  3. Jobs can be finished rapidly
  4. All of the choices are 

437. The principle  Real time framework is ?

  1. Efficiency
  2. Large Virtual Memory
  3. Large auxiliary stockpiling gadget
  4. Usability click here for detail rep

438. Order line mediator is likewise brought in some working frameworks?.

  1. Kernel
  2. Shell  
  3. Signal
  4. API

439. I/O guidelines are Privileged Instructions?

  1. True  
  2. False

440. In Linux registry structure, there is root index?

  1. 1
  2. 2
  3. 3
  4. 4

441. Utilities utilized for framework organization (end, ifconfig, fdisk, and so on) are put away in registry?

  1. /dev
  2. /boot
  3. /lib
  4. /Sbin

442. read m and [r]m k directory orders are utilized to?

  1. registry.
  2. Create
  3. Move
  4. Remove
  5. Modify

443. You can utilize the mov file1 file2 order to move ?

  1. file1 to file2.  
  2. file 2 to record 1
  3. this order won’t work for moving records
  4. ne of the choice is .
  5. Both choice an and b are 

444. Taking the CPU from one interaction and giving the CPU to  cycle is named ?

  1. Context Switching
  2. Dispatching
  3. Swapping
  4. Tracking

445. A Process that has got done with working, just as its parent cycle has additionally completed its execution. In this express the measure A will be called as interaction.?

  1. Child
  2. Thread
  3. Zombie
  4. Fork

446. Limited Buffer is a cradle of size variable ?

  1. fixed
  2. unfixed

447. In correspondence the interaction which needs to speak with the other cycle should expressly name the beneficiary and the sender?.

  1. Direct
  2. Indirect
  3. Automatic
  4. Self

448. In backhanded entomb measure correspondence, a sender the name of the beneficiary.?

  1. All doesn’t  
  2. does

449. The returned code to the youngster interaction after fruitful fork framework call execution is?

  1. 1
  2. 2
  3. 3
  4. 0

450. On the off chance that the fork framework call comes up short, it returns ?

  1. 1
  2. -1
  3. 2
  4. 0

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