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問題一覧
1
A (number) is associated with each system call.
True
2
(CPU Scheduler) is responsible for loading the process by the short-term scheduler on the CPU
False, Dispatcher
3
The process continues to wait in the (secondary memory) during Waiting State and doesn't require CPU.
False, main memory
4
(Main Memory) is a repository of quickly accessible data shared by the CPU and I/O devices.
True
5
A (shell) requires either a tracing facility or regular timer interrupts
False, time profile
6
Most Operating Systems treat the (graphical user interface) as a special program that is running when a process is initiated or when a user first logs on.
False, command interpreter
7
Run-Time Environment provides (System Services) that serves as the link to system calls.
False, System-Call Interface
8
For the CPU to process data from disk, those data must first be transferred to (Secondary Memory) by CPU-generated I/O calls.
False, Main Memory
9
By switching the (OS) among processes, the operating system can make the computer more productive.
False, cpu
10
A (system) is passive; A process is active
False, program
11
Because caches have (unlimited) size, cache management is an important design problem.
False, limited
12
For efficiency and protection, users usually (can) control I/O devices directly.
False, cannot
13
(Operating System) acts as an interface between the user and computer hardware
True
14
(System Calls) are generally available as functions written in C and C++
True
15
When a context switch occurs, the (operating system) saves the context of the old process in its Process Control Block
False, kernel
16
(Protection) is a concern only on multi-programmed computer systems
True
17
(Read-Only Memory) is implemented in a semiconductor technology called DRAM
False, Random-Access Memory
18
The dump is written to a special log file on a disk and may be examined by a (debugger)
True
19
In addition to the physical and logical resources that a process obtains when it is created, various (initialization data) may be passed along.
True
20
(Data files) may be numeric, alphabetic, alphanumeric or binary.
True
21
shared_memory_Create() and (NTCreateProcess()) system calls to create and gain access to regions of memory owned by other processes
False, shared_memory_attach
22
Process (will have to wait) until sufficient resources are available
True
23
Most modern computers use (SSD and Device Drivers) devices as the principal on-line storage media
False, HDDS and NVM
24
Execution of such a process must (not be sequential)
False, be sequential
25
The (program counter (PC)) indicated the next instruction
True
26
A (waiting) program needs to be able to halt its execution normally.
False, running
27
Each (byte) has its own address.
True
28
In a (GUI System), the command interpreter simply continues with the next command.
False, Interactive System
29
(Swapping) improves the process mix or because a change in memory requirements have overcommitted available memory.
True
30
Multitasking Operating System is a multiprogramming OS with having a facility of a (Short Term Scheduler)
False, Round-Robin Scheduling Algorithm
31
In an interactive system, the approach of asking the users for the names will require a (process scheduler)
False, sequence of system calls
32
All forms of memory provide an array of (gigabytes).
False, bytes
33
General purpose computers run most of their programs from (rewritable memory)
True
34
At every occurrence of the timer interrupt, the value of the program counter is (written).
False, recorded
35
Each CPU core can run (one) process at a time.
True
36
CreateProcess(), used to create new process, actually invokes the (shared_memory_attach())
False, NTCreateProcess()
37
On mouse-based and icon-based systems, a menu of file names is usually displayed in a window. The user can then use the mouse to select the source name, and a window can be opened for the destination name to be specified. This sequence requires (few) I/O system calls.
False, many
38
An application programmer designing a program using (PCB) can expect the program to complie and run on any system that supports the same API
False, API
39
In a system with a (multiple) CPU cores, only one process can run at a time. Others must wait until CPU’s core is free and can be rescheduled.
false, single
40
Since secondary storage is used frequently, it must be used (efficiently)
True
41
Information is normally kept in (all) storage systems.
False, some
42
Messages can be exhanged between the processes either (directly or indirectly) through a common mailbox.
True
43
Each read and write must return (status information)
True
44
To prevent a CPU from sitting idle, the (CPU Scheduler), which is software that is part of the OS, is responsible for deciding how and when processes will receive the CPU to run thereon.
True
45
(Hard drives) understands the device controller and provides the rest of the OS with a uniform interface
False, device driver
46
A process may need several (resources) to execute
True
47
(OS) have a devicer driver for each controller
True
48
A/An (batch script) is present which takes smiliar jobs having the same requirements and groups them into batches.
False, operator
49
CPU Scheduler is responsible for selecting one process from the (Waiting State)
False, ready state
50
if the program runs into a problem and causes an error trap, a (dump of memory) is sometimes taken and an error message generated.
True
51
(Independet) systems process their own memory unit and CPU
True
52
Some systems also support a (parameter), which is used to store and retrieve configuration information.
False, registry
53
When a (running) process transitions to a waiting state, resources are switched.
True
54
Random-Access Memory is implemented in a semiconductor technology called (Read-Only Memory)
False, Dynamic Random-Access Memory
55
In a (Interactive System), a pop-up window alerts the user to the error and ask for guidance
False, GUI System
56
The OS has to load executable from (hard disk) to main memory, keep track of the states of each process currently executed.
True
57
Simplest approach to pass parameters to the operating system is to (pass the parameters in registers)
True
58
Names of the Process States are (standardized), but the general high-level functionality is the same.
False, not standardized
59
If an error exists, then the program should output an (error message)
True
60
Each user gets the time of the CPU as they use (multiple) system
False, single