10 MCQ For IBPS IT Officer Exam 2017

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1)To access the services of operating system, the interface is provided by the
a)System calls
b)Thread
c)Process
d)Lightweight process
e)None of these

2)The part of machine level instruction, which tells the central processor what has to be done, is
a)Address
b)Locator
c)Library
d)Operation code
e)None of these

3)In Unix, Which system call creates the new process?
a)Avoidance
b)Prevention
c)Fork
d)Create
e)None of these

4)To avoid the race condition, the number of processes that may be simultaneously inside their critical section is
a)2
b)1
c)15
d)17
d)None of these

5)A Process Control Block(PCB) does not contain which of the following :
a)Bootstrap program
b)Deadlock
c)Deletion
d)Stack
e)None of these

6)A system program that combines the separately compiled modules of a program into a form suitable for execution
a)Scheduler
b)Throughput
c)Linking loader
d)Dispatcher
e)None of these

7)The number of processes completed per unit time is known as __________
a)Output
b)Efficiency
c)Throughput
d)Priority
e)None of these

8)Consider a system having ‘m’ resources of the same type. These resources are shared by 3 processes A, B, C, which have peak time demands of 3, 4, 6 respectively. The minimum value of ‘m’ that ensures that deadlock will never occur is
a)11
b)10
c)15
d)14
e)None of these

9)The Process Control Block is:
a)Data structure
b)Multitasking
c)Process table
d)Process type Variable
e)None of these

10)The entry of all the PCBs of the current processes is in:
a)Time sharing
b)Process table
c)Sorting
d)Multiprogramming
e)None of these

 

Answers:
1)a
2)d
3)c
4)b
5)a
6)c
7)c
8)a
9)a
10)b