Related Questions

Read the following passage carefully and then choose the right word to complete the sentence that follows. Rockets are very expensive as it can be used only once. Appled scientists have therefore develped a reusable space craft called a space shuttle which takes off like a rocket; however, does no get destroyed as it returns to earth. It can also be used to lunch satellired into space, retrieve them from space if any repairing os required and allow around 8 scientists to crryout experiments in space. The space shuttle does not get.
A flattened
B enlarged
C ruined
D developed
Which command will be used to display a column file compression ratio for each file of Double spaced disk?
A DIR/W
B DIR/S
C DIR/B
D DIR /C (/C switch introduced in DOS version 6.00)
E None of the above
Hard disk এর পিছনের জাম্পার সেটিং ঠিক না থাকলে যে সমস্যা হয় -i. সফটওয়্যার install করা যায় নাii. Boot disk failureiii. Hard disk not found দেখায়নিচের কোনটি সঠিক?
A i ও ii
B i ও iii
C ii ও iii
D i, ii ও iii
Which DOS command is used to detect, diagnose and repair logical and physical disk errors on both, uncompressed and Double space compressed drive?
A DEFRAG
B DBLSPACE
C SCANDISK
D MSAV
E None of the above
When you rename a file five times then the number of file in the disk is
A 1
B 2
C 3
D 5
While working with Ms-Dos which command transfers a specific file from one disk to another?
A Copy
B Diskcopy
C Time
D Rename
While working with MS-DOS, which command will you use to transfer a specific file from one disk to another?
A DISKCOPY
B COPY
C RENAME
D FORMAT
E None of the above
While working with mail command, which command is used to save mail in a separate file?
A s
B r
C w
D d
E None of the above
The records of Everyday Electronics Corporations include the following : Average total assets - TK. 7,60,000 Average total liabilities - Tk. 4,85,000 Total revenue - Tk. 2,00,500 Total expense(including income tax) - Tk. 1,35,000 The return on equity is (round to the nearest percent) :
A 13%
B 6%
C 25%
D 8%
Which of the following file organizations is most efficient for a file with a high degree of file activity?
A sequential
B ISAM
C VSAM
D B-Tree index
E All of the above

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