Computer - Mock Test 5

Question 41

The optical sensor in a barcode reader uses a

A) resistance temperature detectors B) photodiode C) Charge-Coupled Device (CC D)

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Question 42

In a flash memory, the floating gate transistors have

A) 2 Gates B) 5 Gates C) 4 Drains D) 3 Source

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Question 43

In Unix, one can use the ______ command to kill the process.

A) die B) kill C) death D) stop

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Question 44

The shortcut key combination used for copying selected text or object in MS office is

A) Ctrl+X B) Ctrl+V C) Ctrl+C D) Ctrl+D

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Question 45

After turning on a PC if monitor is NOT working then the problem could be

A) The monitor is not turned OFF B) The monitor is plugged in C) The monitor is connected to the PC D) The monitor is not turned ON, or the monitor is not plugged in, or the monitor is not connected to the PC

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Question 46

Which shortcut combination provides Double space lines in MS Word

A) Ctrl+Drag B) CTRL+Space C) Alt+Click D) CTRL+2

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Question 47

Select 64-bit processor supporting OS from following options

A) Windows 95 B) Windows 98 C) Windows 2000 D) Windows 7

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Question 48

If you print two copies of a three-page document and you choose to collate them then

A) Pages print in this order: 1, 2, 1, 2, 3, 3 B) pages print in this order: 1, 1, 2, 2, 3, 3 C) pages print in this order: 1, 2, 3, 1, 2, 3 D) Pages print in this order: 1, 3, 2, 1, 3, 2

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Question 49

Which of the following provides the secure access between the internal network and internet

A) Proxy server B) Router C) Switches D) Hub

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Question 50

Image histogram, shows ______.

A) frequency of image B) frequency of pixels intensity values C) dimension of image size D) number of rows in image

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