Computer interview questions – page 77

We use this command to create a new file.

1. A.DCOPY COM.N
2. B.COPY CON
3. C.DCOPY COM
4. D.DCOPY COMN

What is the program in the operating system that does processor management?

1. A.Job scheduler
2. B.Traffic controller
3. C.Process scheduler
4. D.Dispatcher

Which of the following is/are file extension(s) in DOS?

1. A.EXE
2. B.COM
3. C.BAT
4. D.All of these

It refers to the process of managing various devices connected to the computer. So here "it" refers to

1. A.Memory management
2. B.File management
3. C.Error management
4. D.Device management

Multithreading on a multi CPU machine

1. A.can increase or decrease the concurrency
2. B.doesn't affected the concurrency
3. C.decreases concurrency
4. D.increases concurrency

Which of the following error will not be handled by the operating system?

1. A.Connection failure in the network
2. B.Dust out from the system unit
3. C.Power failure
4. D.Lack of paper in printer

Copy and Xcopy are same in the sense

1. A.Both are internal command of DOS
2. B.Both are external commands of DOS
3. C.Both can be used to copy file or group of files
4. D.Both a and b

_____ command defines a list of directories DOS searches for external commands.

1. A.MNKD
2. B.DSKCHK
3. C.TREE
4. D.PATH

Which of the following(s) is/are the characteristic(s) of UNIX?

1. A.Multi user
2. B.Multi tasking
3. C.Kernel Manages data
4. D.All of these

What happens when you boot up a PC?

1. A.Portions of the operating system are emulated
2. B.Portions of the operating system are compiled
3. C.Portions of the operating system are copied from memory onto disk
4. D.Portions of the operating system are copied from disk into memory

CHKDSK command is used to

1. A.Report the status of files on disk
2. B.Diagnose the hard disk error
3. C.Analyze the hard disk error
4. D.All of the above

A memory resident command refers to

1. A.Wild cards
2. B.Pipes
3. C.Internal command
4. D.External command

Which command is used to get the current date only?

1. A.Date
2. B.Time
3. C.Second
4. D.All of the above

The vol command is used to

1. A.See the volume of largest
2. B.See the disk volume label
3. C.See the variety of language
4. D.See the value of list

Process that starts up a computer is called

1. A.Processing
2. B.Starting
3. C.Booting
4. D.All of these

A(n) ___ is a set of programs that manage computer hardware resources and provide common services for application software.

1. A.Operating system
2. B.MS PowerPoint
3. C.MS Word
4. D.Web browser

DIR command is used to

1. A.Display a list of files in a directory
2. B.Display type of files in a sub directory
3. C.Display contents of files in directory
4. D.All of the above

_____ is the sequence of directories and subdirectories the operating system must follow to find a specific file.

1. A.Internal command
2. B.Path
3. C.External command
4. D.Extension

Which command divides the surface of the blank disk into sectors and assign a unique address to each one

1. A.Chkdsk
2. B.Ver
3. C.Format
4. D.Fat

The operating system that is self contained in a device and resident in the ROM is known as

1. A.Multi processor operating system
2. B.Embedded operating system
3. C.Real time operating system
4. D.Batch operating system

Software that measures, monitors, analyses and controls real-word events is called

1. A.System software
2. B.Real-time software
3. C.Business software
4. D.Scientific software

Remote computing services involve the use of time sharing and

1. A.Real time processing
2. B.Batch processing
3. C.Interactive processing
4. D.Multiprocessing

The primary job of operating system is to

1. A.Be user friendly
2. B.Provide utilities
3. C.Manage resources
4. D.Command resources

Which one is the example of hard real time system?

1. A.Robotics
2. B.Industrial control
3. C.Both (a) and (b)
4. D.None of these

Which file is the batch file that is read while booting a computer?

1. A.Auto.bat
2. B.Autoexec.bat
3. C.Auto-batch
4. D.Autoexecutive.bat

The capabilities of the operating system is to enable two or more than two programs to execute simultaneously in a single computer system by a single processor is

1. A.Multi-execution
2. B.Multi-programming
3. C.Multi-tasking
4. D.Multi-processing

While working with MS-DOS which command is used to more file from one directory to another?

1. A.Cp
2. B.Move
3. C.Copy
4. D.Rename

Characteristics of an operating system is/are

1. A.Error recovery
2. B.Resource management
3. C.Memory management
4. D.All of the above

To display the list of all the file on the disk you would type

1. A.DIR AUTOEXEC.BAT
2. B.DIR FILES
3. C.DIR
4. D.COPY

Internal commands in DOS are

1. A.Del, disk, copy, label
2. B.Dir, ren, sys
3. C.Cls, rd label
4. D.Time, type, dir