Data Processing Assistant Model Paper

If You are appearing in UPSC exam for Data Processing Assistant posts in Information Technology Department, Govt. of NcT of Delhi or in National Crime Records Bureau (NCRB), Women Safety, Ministry of Home Affairs which will be conducting on 30th Jan 2022 at various exam centers and searching the Data Processing Assistant Previous year papers. Then you are at right place. Here we are providing the Data Processing Assistant Model paper on Operating Systems

M.Sc Electronics Semester II Exam Oct/Nov 2019 Shivaji University Kolhapur

The _____ multitasking is also called ooperative multitasking.
(a) Preemptive multitasking
(b) Non-preemptive multitasking
(c) both a and b
(d) None of these

The two kinds of semaphores are _____
(a) mutex & counting
(b) binary & counting
(c) counting & decimal
(d) decimal & binary

A task post the message, queue and another tasks will read the message ____ kernel object is used.
(a) Mailbox
(b) Message queue
(c) Mutex
(d) All of these

The RTLinux command is used to _____
(a) add a module
(b) remove a module
(c) find the status of module
(d) All of these

Binary semaphore will take the value of _____
(a) one
(b) zero
(c) either zero or one
(d) None of these

A mutex _____
(a) is a binary mutex
(b) must be accessed from only one process
(c) can be accessedf from multiple processess
(d) None of the mentioned

What is the temperature of LM35 sensor if the digital output is 0011 1001?
(a) 39
(b) 30
(c) 57
(d) 41

____specifies the task waiting order and enables task deletion safety.
(a) mutex
(b) zero
(c) either zero or one
(d) NOne of these

A task is said to in ___ state, if it is waiting for another event.
(a) Waiting
(b) Running
(c) Ready to Run
(d) None of these

Embedded systems in which some specific work has to be done in a specific time peirod are called ____
(a) Real-time systems
(b) Stand-alone systems
(c) Both (a) & (b)
(d) Application Specific Integrated Circuit

The kernel is _____ user threads
(a) a part of
(b) the creator of
(c) unaware of
(d) aware of

The API stands for _____
(a) Application Programming Interface
(b) Application Process interface
(c) Application Programming interchange
(d) Advanced Programming integrated circuit

In Preemptive multitasking the ____ priority task is always given the CPU time
(a) Lowest
(b) Highest
(c) Equal
(d) None of these

The wait operation of the semaphore basically works on the basic _____ system call.
(a) stop()
(b) block()
(c) hold()
(d) wait()