A single thread of control allows the process to perform __________

A. Only one task at a time
B. Multiple tasks at a time
C. Only two tasks at a time
D. All of the mentioned

What is the degree of multiprogramming?

A. The number of processes executed per unit time
B. The number of processes in the ready queue
C. The number of processes in the i/o queue
D. The number of processes in memory

The entry of all the PCBs of the current processes is in __________

A. Process register
B. Program counter
C. Process table
D. Process unit

What is a Process Control Block?

A. Process type variable
B. Is a data structure. it contains information related to a process such as process state, program counter, cpu register, etc. process control block is also known as task control block. ???? enroll for free data structure certification - january 2026
C. A secondary storage section
D. A block in memory

Which of the following is not the state of a process?

A. New
B. Old
C. Waiting
D. Running

The state of a process is defined by __________

A. The final activity of the process
B. The activity just executed by the process
C. The activity to next be executed by the process
D. The current activity of the process

The number of processes completed per unit time is known as __________

A. Output
B. Throughput
C. Efficiency
D. Capacity

A Process Control Block(PCB) does not contain which of the following?

A. Code
B. Contains information related to a process such as process state, program counter, cpu register, etc. process control block is also known as task control block. bootstrap program is a program which runs initially when the system or computer is booted or
C. Bootstrap program
D. Data

The OS X has ____________

A. Monolithic kernel
B. Hybrid kernel
C. Microkernel
D. Monolithic kernel with modules

Which facility dynamically adds probes to a running system, both in user processes and in the kernel?

A. Dtrace
B. Dlocate
C. Dmap
D. Dadd