💻 Computing Solved MCQs with Answers

Practice 1954 approved 💻 Computing questions with verified answers from the 💾 Computer Science subject for Pakistan exams.

1954 solved MCQs

Which layers of the OSI model are managed by a network protocol such as Microsoft NetBEUI?Answer: network and transport What does the transport protocol do?Answer: It defines how data should be presented to the next receiving layer, packages the data accordingly, and then passes the data to the application through the session layer interface. Bridges operate at the MAC layer (layer 2 of the OSI model.)Answer: True You need to install network adapters in 20 ISA-bus computers. Which rule must you follow when installing the network adapters?Answer: All adapters in a computer, including the network adapter, must be set to different IRQs Routers are often used to implement FIREWALLSAnswer: True You are adding a new server to your network. The network uses TCP/IP. The new server will provide users with dial-up access to network resources. The data link communications protocol you choose for dial-up access must allow you to provide secure authentication. Which protocol should you choose?Answer: PPP Maria needs to install software on a Windows NT Server computer which is a backup domain controller. When she attempts to log on to the server, she receives the message "Unable to log on locally". What must you do to enable Maria to log on to the server?Answer: In User Manager for Domains, assign Maria to a group that has the right to log on locally Why does a high number of broadcast messages adversely affect overall network performance?Answer: Every computer on the network must process each broadcast message You want to find out which users are currently using a specific directory on a Windows NT Server computer. How should you do this?Answer: Use Server Manager Dynamic Host Configuration Protocol [DHCP]Answer: helps prevent conflicts between assigned IP addresses Bridges are ideally used in environments where there a number of well defined workgroupsAnswer: True A company has a department that consists of 15 engineers. The engineers have data that needs to be accessible only to their own team. The department continually has engineers arriving and departing, and it is difficult to identify a single administrator for the department Which model would be the best for this situation?Answer: A workgroup mode, with each engineer administering his or her own computer A one-way trust relationship has been established in which the RESEARCH domain trusts the TESTING domain. The Guest account is disabled in both domains. As a user belonging to a global group called Testers in the TESTING domain, you want to access a shared directory on a Windows NT Advanced Server in the RESEARCH domain. Which action would give you access?Answer: The Testers group must be assigned permissions to the shared directory on the Windows NT Advanced Server in the RESEARCH domain Assume that all users are members of the ACE domain and that most of the resources exist in the PUBS and CAD domains. You are a user with administrator rights in all domains. How would you allow users to access all of the resources, with a minimum set of trust relationships?Answer: Establish one-way trust relationships in which: PUBS trusts ACE CAD trusts ACE You are the administrator of a Windows 2000 Server computer that has FIVE hard disks. Four 100 GB hard disks on the server are configured as a single stripe volume. You want to reconfigure the fourth disk so that the volume is fault tolerant and has as much space possible available for storing data. You want to use only existing hardware. What should you do?Answer: Backup the data on the stripe volume and delete the stripe volume. Create a raidS volume on the four disks, restore the data to the new raid5 volume You are the administrator of a Windows 2000 Server network that runs in mixed mode. You install a new Windows 2000 Server computer. You create and share a new HP LaserJet 4L printer. Your Windows 2000 Professional client computers can print to the new printer successfully. However, when users try to connect to the printer from Windows NT Workstation 4.0 client computers, they receive the dialog box shown in the exhibit. "The server on which the printer resides does not have a suitable HP LaserJet printer driver installed". You want the printer driver to be installed automatically on the Windows NT Workstation computers. What should you do?Answer: Change the sharing options on the printer to install additional drivers for Windows NT 4.0 or Windows 2000 Your company's network includes Windows 3.1 client computers, Windows 95 client computers, and Windows 2000 Professional client computers. The company's manufacturing facilities run 24 hours per day. The company has developed its own 32-bit application that collects information from the manufacturing process so that workers on one shift can find out that was manufactured during the previous shift. The company wants to make the application available on all of the client computers by using Terminal Service on a Windows 2000 Server computer. This server will not run as a domain controller. You install Terminal Services. The information technology (IT) department needs to be able to remote control users' sessions to support and troubleshoot the application. What should you do to enable the IT department to control users' sessions?Answer: Grant the IT department Full Control permission to the Remote Desktop Protocol (RDP) on the Terminal server You are the administrator of contoso.local domain. You organize the domain into organizational units as shown in the EXHIBIT. You configure the local security options and other settings for the default domain policy object You delegate administration of Michigan and Florida OU. You want to prevent those administrators from creating any other group policy objects with settings that conflict with those you configured.What should you do?Answer: From the group policy options from the contoso.local domains set the option not override You are the administrator of a Windows 2000 Server computer. The server contains one network adapter and is a file and print server for critical company resources. You install a second network adpater in the server and connect it to the same network subnet as the first adapter. You want to ensure that the first adapter is used for all network traffic and the second adapter is used only if the first adapter fails or is disconnected from the network. You also want to ensure that the server always has network connectivity even if one network adapter fails. What should you do?Answer: Configure the second adapter to use a TCP/IP metric of 25 You are the administrator of a Windows 2000 domain that has three domain controllers. Each day, you use Windows Backup to perform full backups of each domain controller. You run a script to make changes to account information in Active Directory. As a result of errors in the script, the incorrect user accounts are modified. Active Directory replication then replicates the changes to the other two domain controllers. You want to revert Active Directory to the version that was backed up the previous day. What should you do?Answer: Shut down and restart a single domain controller in directory services restore mode. Use Windows Backup to restore the System State data. Run the Ntdsutil utility. Restart the computer Your network uses TCP/IP as the only network protocol. Devices on the network are configured to use IP address from the private 10.0.0.0 range. All the client computers on the network runs Windows 2000 Professional. The network includes Windows 2000 Server computers and UNIX servers. User's print jobs are sent to shared printers on a Windows 2000 Server computer named PrintServ that directs the print jobs to print devices attached directly to the network. You have a high-capacity print device that is attached to one of the UNIX servers. The UNIX computer uses the LPR printing protocol, and it's IP address is 10.1.1.99. The name of the printer queue is GIANT. You want users to be able to connect to this printer from their computers. What should you do?Answer: Create a local printer on PrintServ. Create a new TCP/IP port for an LPR server at address 10.1.1.99 with a queue name of GIANT. Share this printer and connect to it from users' computers You are the administrator of a Windows 2000 Server computer. The server hosts several web sites that have logging enabled. You use a third-party reporting utility to analyze the log files produced by the web sites. You notice that all data from 7:00pm to midnight each night is included in the following day's logfile. You want all data to be included in the correct day's log file. What should you do?Answer: Change the log rollover property in the website's logging properties You are the administrator responsible for security and user desktop settings on your network. You need to configure a custom registry entry for all users. You want to add the custom registry entry into a Group Policy object (GPO) with the least amount of administrative effort What should you do?Answer: Configure an ADM template and add the template to the GPO You want to provide complete redundancy for all data stored on your hardware RAID 5 array. You install second h/w Raid 5. You want to create a mirror set of the original array. However when you right click the free space on new array you see no option to create a new volume or mirrrored volume. What should you do?Answer: Convert both to dynamic disks Computer accounts and user accounts in your domain have been seperated into OUs for administrative purpose. You want to require strong passwords for the local user accounts only. What should you do?Answer: Set a Group Policy on each local computer to enable the passwords must meet complexity requirements policy You are the network administrator for your company. Mike Nash is a member of the Administration group, and Nate Sun is a member of the Intern group. Both groups are in the same domain. On the intranet server, the Administration group is placed in the Security group, and the Intern group is placed in the Nonsecurity group. The Security group is then granted Full Control permission for the Sales virtual directory. Nate needs to update new sales information that is located on the Sales virtual directory. What should you do so that Nate can perform this task?Answer: Make Nate a member of the Security group You are the administrator of a Windows 2000 Server computer that has one hard disk. This computer runs a custom application that writes a large number of small temporary files in a single directory to support request from client computers. To improve performance of the application, you add three new 100-GB SCSI disks to the server to hold these temporary files. You want to ensure that the application can use all 300 GB of space with a single drive letter. You also want to ensure the fastest possible performance when writing the temporary files. How should you configure the three disks?Answer: Convert all three disks to dynamic disks. Create a striped volume You are the administrator of Windows 2000 Server computer. Your computer has a span volume that consists of areas on three physical hard disks on the server. The three disks support hot swapping. You regularly backup the span volume by using windows backup. One of the disk fail, you replace the disk with a new un-partitioned disk. You want to recover the span volume and disk data as soon as possible. What should you do?Answer: Re scan the disk, remove the span volume and create a new span volume that includes the new disk. Format the span volume, use Windows back up to restore the data You install the Routing and Remote Access service on a Windows 2000 Server computer in your network. Your network is not directly connected to the Internet and uses the private IP address range 192.168.0.0. When you use Routing and Remote Access to dial in to the server, your computer connects successfully, but you are unable to access any resources. When you try to piiig servers by using their IP addresses, you receive the following message: "Request timed out." When you run the ipconfig command, it shows that your dial-up connection has been given the IP address 169.254.75.182. What should you do to resolve the problem?Answer: Ensure that the remote access server is able to connect to a DHCP server that has a scope for its subnet You configure your Windows 2000 Server as a print server. You install a second PnP Network adapter to improve the performance. The first adapter uses IRQ11, and the second adapter uses IRQ5. The server is now unable to print to print devices connected to a non-PnP LPT2 port adapter. You want to continue to use the print devices connected to your print server. What should you do?Answer: Edit the CMOS setting of the servers BIOS to reserve IRQ5 for non-PnP devices