Disk Operating System (DOS)
Multiple Choice questions & answers are available for a Computer Science students to clear GAT, NTS, ECAT exams, various technical interview, competitive examination, and other entrance exam.Disk Operating System (DOS) is the important Topic for a computer science and technical students and one should practice these Mcqs to grasp good knowledge on the topic.
122. Command which is used to get the current date only is
Date
Time
Time and date
Current date
123. DEL command is used to
Delete files
Delete directory
Delete labels
Delete content of files
Answer & Solution
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124. To copy the hidden system files of DOS to another disk you can use the command
Copy
Ren
Sys
Diskcopy
125. SYS command is used to
Copy DOS system files to new disk
Copy DOS configuration files to new disk
Update the DOS system files
Cut the DOS system files
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126. Command which is used to clear the screen and display the operating system prompt on the first line of display is
Cd
Md
Rename
Cls
127. Command which is used to copy a file named temp.doc from drive C: to drive A: is
Copy temp.doc to a:
Copy c: emp.doc a:
Copy a: c:
Copy temp a: c:
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128. While working with MS-DOS which key is used to get the previous command used?
F3
F1
F6
F9
129. Year in which the first operating system was developed is
1910
1940
1950
1980
130. Version of DOS in which CHKDSK command has been changed to SCANDISK is
5.0
6.2
6.0
6.2
131. Number of characters that can be form a secondary name for a file is
8
12
3
10
132. An entire path name, consisting of several sub-directory names can contain characters up to
13
36
63
53
133. MS-DOS developed in
1991
1984
1971
1961