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operating systems Online Quiz - 79

Description: operating systems Online Quiz - 79
Number of Questions: 20
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Tags: operating systems
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Command to remove directory which is having few files inside.

technology operating systems

  1. rmdir

  2. rm

  3. rm -r

  4. None

Show answer
Correct Option: C

Command to rename a file in unix
technology operating systems

  1. rename

  2. rm

  3. mv

  4. cp

Show answer
Correct Option: C

wc command can be used to count the number of lines in a file

technology operating systems

  1. True

  2. False

Show answer
Correct Option: A

AI Explanation

To answer this question, let's understand the purpose of the wc command.

The wc command is a command-line utility in Unix-like operating systems that stands for "word count". It is primarily used to count the number of lines, words, and characters in a file.

So, the given statement is true. The wc command can indeed be used to count the number of lines in a file.

Therefore, the correct answer is A) True.

command to find a string inside a file.

technology operating systems

  1. find

  2. grep

  3. search

  4. None

Show answer
Correct Option: B

What is the purpose of sed command
technology operating systems

  1. A Serial Editor

  2. A Stream Editor

  3. A shredder tool

  4. All the above

Show answer
Correct Option: B

output=1;echo "2+3"|bc|read output | echo $output What is the output ?

technology operating systems

  1. 1

  2. 5

  3. 0

  4. a Blank line

Show answer
Correct Option: A

which command is used to create a zero byte file ?

technology operating systems

  1. touch

  2. cat

  3. man

  4. vi

Show answer
Correct Option: A

" ls >| output.log " will overwrite the ouput.log file if present

technology operating systems

  1. True

  2. False

Show answer
Correct Option: B

How to list the directory and files structure up to a depth of one directory

technology operating systems

  1. ls -ltr

  2. ls -R

  3. ls *

  4. ls -L2

Show answer
Correct Option: C

Which function is used to show a Yes/No message box

technology operating systems

  1. messagebox

  2. alert

  3. confirm

  4. input

Show answer
Correct Option: C

Javasript is case sensitive

technology operating systems

  1. True

  2. False

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Correct Option: B

Is Javascript related to java

technology operating systems

  1. True

  2. False

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Correct Option: B

Is Ajax a programming platform

technology operating systems

  1. True

  2. False

Show answer
Correct Option: B

Which DOM property of a tag changes its html content

technology operating systems

  1. html

  2. innerHTML

  3. text

  4. None of the above

Show answer
Correct Option: B

Originally code-named Monad, what is Microsoft's latest extensible command-line shell and scripting language?

technology operating systems

  1. PowerShell

  2. Windows Management Instrumentation

  3. Microsoft DOS

  4. Bash

Show answer
Correct Option: A

AI Explanation

To answer this question, you need to understand the concept of Microsoft's latest extensible command-line shell and scripting language.

Option A) PowerShell - This option is correct. Originally code-named Monad, PowerShell is Microsoft's latest extensible command-line shell and scripting language. It is designed to automate and streamline administrative tasks and provide a more powerful and flexible command-line environment for Windows.

Option B) Windows Management Instrumentation - This option is incorrect. Windows Management Instrumentation (WMI) is a framework for management and monitoring of resources in a Windows environment. It is not a command-line shell or scripting language.

Option C) Microsoft DOS - This option is incorrect. Microsoft DOS is an earlier command-line operating system developed by Microsoft. It is not the latest extensible command-line shell and scripting language.

Option D) Bash - This option is incorrect. Bash is a command-line shell and scripting language commonly used in Unix-based operating systems, such as Linux. It is not Microsoft's latest extensible command-line shell and scripting language.

The correct answer is A) PowerShell. This option is correct because PowerShell is Microsoft's latest extensible command-line shell and scripting language.

What X.500- and LDAP-based technology did Microsoft introduce into its domain structure with the release of Windows Server 2000?

technology operating systems

  1. Group Policy

  2. Active Directory

  3. Open Directory

  4. eDirectory

Show answer
Correct Option: B
Explanation:

To solve this question, the user needs to have knowledge about the network directory services, and specifically, the Microsoft technologies used for directory services.

The correct answer is B. Active Directory.

Explanation for each option:

A. Group Policy: While Group Policy is a feature in Windows Server 2000, it is not a directory service technology.

B. Active Directory: Active Directory is an X.500- and LDAP-based technology introduced by Microsoft into its domain structure with the release of Windows Server 2000. It is used to store information about network resources such as computers, users, and groups.

C. Open Directory: Open Directory is a directory service technology developed by Apple for use in macOS and other Apple operating systems. It is not related to Microsoft technologies.

D. eDirectory: eDirectory is a directory service developed by Novell. While it is an X.500- and LDAP-based technology like Active Directory, it is not related to Microsoft technologies.

Therefore, the answer is: B. Active Directory.

Which company employed Ray Ozzie immediately before he came to Microsoft?

technology operating systems

  1. Iris Associates

  2. Data General Corp.

  3. Groove Networks

  4. Lotus Development

Show answer
Correct Option: C

The Windows OS architecture is highly modular and built on two layers. One layer is called User Mode. What is the other layer called?

technology operating systems

  1. The Hardware Abstraction Layer (HAL)

  2. Hyper-V

  3. Kernel Mode

  4. Executive Services

Show answer
Correct Option: C

Windows Server 2008 introduces a minimal installation option, known chiefly as "Windows without Windows." What is the official moniker of this option?
technology operating systems

  1. Windows Server MiniMe

  2. Server Core

  3. Windows Preinstallation Environment (WinPE)

  4. Hyper-V

Show answer
Correct Option: B

Fill in the blanks: To create a VPN in Windows NT 4.0, you would use the ____ protocol, which has been made obsolete in modern Windows VPNs through the use of the _____ protocol and IPSec

technology operating systems

  1. PPTP and L2TP

  2. PPoE and SMTP

  3. SMTP and PPoE

  4. L2TP and PPTP

Show answer
Correct Option: A

AI Explanation

To create a VPN in Windows NT 4.0, you would use the PPTP (Point-to-Point Tunneling Protocol) protocol, which has been made obsolete in modern Windows VPNs through the use of the L2TP (Layer 2 Tunneling Protocol) protocol and IPSec (Internet Protocol Security).

Option A) PPTP and L2TP - This option is correct. Windows NT 4.0 used PPTP as the VPN protocol, but modern Windows VPNs use L2TP and IPSec for enhanced security. Option B) PPoE and SMTP - PPoE (Point-to-Point over Ethernet) and SMTP (Simple Mail Transfer Protocol) are not VPN protocols. They are used for different purposes. Option C) SMTP and PPoE - Same as Option B, SMTP and PPoE are not VPN protocols. Option D) L2TP and PPTP - This option is incorrect. While L2TP is used in modern Windows VPNs, it is not the protocol used in Windows NT 4.0.

The correct answer is A) PPTP and L2TP. This option is correct because PPTP was the VPN protocol used in Windows NT 4.0, but it has been replaced by L2TP and IPSec in modern Windows VPNs.

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