Computer & IT

note!Answer: A) Drive space
DriveSpace is a Windows disk compression utility. Defragmenter and Scandisk are disk maintenance tools, not compression tools.

note!Answer: A) Desktop
The Desktop is the main screen area in Windows that acts like the top of a physical desk.

note!Answer: D) Disk operating system
DOS stands for Disk Operating System, the early command-line OS for PCs.

note!Answer: C) Put data into secondary storage
Saving writes data permanently to secondary storage such as a hard disk.

note!Answer: C) Chkdsk
CHKDSK reports disk status, including file system information, free and used space, and errors.

note!Answer: A) Cls
CLS (clear screen) clears the display and moves the cursor to the top-left corner.

note!Answer: A) <C:\>
$L prints '<', $P prints the current drive and path (C:\), and $G prints '>', giving <C:\>.

note!Answer: A) Deltree
DELTREE removes a directory along with all its files and subdirectories in one command. RD only removes empty directories.

note!Answer: C) Undelete /list
UNDELETE /LIST shows the deleted files that can be recovered.

note!Answer: A) CD..
CD.. moves up one level to the parent directory. CD\ goes to the root directory.

note!Answer: D) Dir/w
DIR /W displays file names in wide format, in multiple columns.

note!Answer: A) date
The DATE command displays the current system date and lets you change it.

note!Answer: C) BAK
The .BAK extension is conventionally used for backup copies of files.

note!Answer: B) Emm386.Exe
EMM386.EXE is the memory manager that uses the upper memory area on 386+ systems to load drivers and programs.

note!Answer: C) Subset
The SUBST command maps a folder path to a drive letter, creating a logical drive.

note!Answer: B) Scandisk
SCANDISK checks the disk and automatically repairs minor logical errors.

note!Answer: C) Subset
SUBST (printed as Subset) assigns a drive letter to a specific location on the disk.

note!Answer: A) /p
The /P switch prompts for confirmation before deleting files with the DEL command.

note!Answer: A) Up to 8 characters
In DOS, the primary file name can have up to 8 characters, followed by an optional extension of up to 3 characters.

note!Answer: B) Copy A:\rdoc C:\work
The source is the floppy (A:\rdoc) and the destination is the work folder on the hard disk (C:\work).