Chkdsk performs a couple of functions, depending on how itâs run: 1  Chkdskâs basic function is to scan the integrity of the file system and file system metadata on a disk volume and fix any logical file system errors that it finds. 2  Chkdsk can also optionally scan every sector on a disk volume looking for bad sectors. Bad sectors come in two forms: soft bad sectors, that can occur when data is written badly, and hard bad sectors that can occur because of physical damage to the disk.
The rank of colonel is typically above the rank of lieutenant colonel. The rank above colonel is typically called brigadier, brigade general or brigadier general. Equivalent naval ranks may be called captain or ship-of-the-line captain. In the Commonwealth air force rank system, the equivalent rank is group captain.
COL Rank Description: The Colonel usually commands a brigade (consisting of 3,000 to 5,000 soldiers) and is assisted by a Command Sergeant Major. Alternatively, can serve as a chief of divisional level staff agencies. Promotion Requirements: Must have 3 years TIG as a Lieutenant Colonel. TIS is typically 22 years but based on needs of the Army can fluctuate +/- 1 year. Getting promoted to Colonel becomes more competitive as only 50 percent of those qualified based on TIS/TIG will be selected for promotion. Paygrade O-7 Brigadier General (BG) BG Rank Description: The Brigadier General serves as the deputy commander for the commanding general of an Army division. Assists with the staff's coordination and planning of a mission. Promotion Requirements: The rank of Brigadier General is limited to a total of 150 for the entire Army. More on General Officer promotions. Paygrade O-8 Major General (MG) MG Rank Description: The Major General commands a division (consisting of 10,000 to 15,000 soldiers).