As you cannot see the display, you can only restart the computer and boot it in Safe Mode. Safe Mode boots with a generic VGA display driver allowing you to at least navigate through the interface. Using the Roll Back feature, this will revert the system back to its previous state removing the problematic driver that was installed.

Unit 2 Problem Set 1 Unit 2 Problems
1. By default, Windows 7 standard users are permitted to install Plug and Play devices only if their drivers are digitally signed.
2. The debilitating conditions in which files are stored as clusters scattered all over a disk is called fragmentation
3. The file system included in Windows 7 that is specially designed for use on flash drives is called exFat
4. Technically speaking, you create Partitions on basic disk and volumes on dynamic disks
5. In windows 7, the FAT32 files system is limited to volumes no larger than 32 gigabytes
6. The digital signature of a driver consists of a checksum that is appended to the driver itself before publication.
7. To create a fourth primary partition on a basic disk, you must use the diskpart.exe utility.
8. To extend or shrink a partition on a basic disk, you must be a member of the backup operator or administrators groups
9. The defaults partition style used by Windows 7 on an x86 computer is MBR
10. All digitally signed drivers have undergone WHQL testing. Unit 3 Problems Set1 Unit 3 Problems
1. A software routine, which also acts as a filter that blocks certain types of incoming and outgoing traffic, while enabling other types is called firewall
2. The network tool provides a central access point for all of the network controls and connections on a computer running Windows 7
3. A device that one network to another is called router
4. The most common method for illustrating the operations of a network stack is the osi model which consists