Tag: operating systems

Questions Related to operating systems

Special plastic cards containing a processor and memory are used to pay for goods and services. Each time the card is used the details on the card are updated. What is the name of such a card?
technology operating systems

  1. Magnetic card

  2. Memory card

  3. Smart card.

  4. Processor card.

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Correct Option: C

Which computer would typically be the cheapest to buy?

technology operating systems

  1. Desktop computer

  2. Laptop computer

  3. Mainframe computer

  4. Mini computer

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Correct Option: A

Which of the following would be the slowest device for accessing data?

technology operating systems

  1. A floppy disk

  2. A hard disk

  3. A tap disk

  4. A zip disk

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Correct Option: A

Which of the following would be the fastest device for accessing data?
technology operating systems

  1. A floppy disk

  2. A zip disk

  3. A hard disk

  4. A magnetic tape drive.

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Correct Option: C

Command to List all the list all directories from home directory?

technology operating systems

  1. ls -ltr

  2. ls -ltr | grep "^d"

  3. ls -a | grep "^l"

  4. ls -ltr | grep "^l"

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Correct Option: B

Give the command to archive using tar?
technology operating systems

  1. tar -cvf "source file" "destination.tar"

  2. tar -xvf "source file"

  3. tar -cvf "source file"

  4. tar -dvf

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Correct Option: C

In MS-Dos 6.22, which part identifies the product uniquely

technology operating systems

  1. MS

  2. DOS

  3. Ms-DOS

  4. 6.22

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Correct Option: D

In Ms-Dos what command you will use to display system date?

technology operating systems

  1. Date command

  2. Ver command

  3. Disk command

  4. Format command

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Correct Option: A

While working with Ms-Dos which command transfers a specific file from one disk to another?
technology operating systems

  1. Copy

  2. Diskcopy

  3. Time

  4. Rename

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Correct Option: A

If you don’t know the current time, which command will you use to display
technology operating systems

  1. Copy

  2. Ver

  3. Time

  4. Format

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Correct Option: C