IT Help Desk General Computer Knowledge And Concepts

15 Questions | By Justinsmith | Updated: Mar 21, 2022 | Attempts: 1150

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Review quiz over unit 2 in IT Help Desk at Metcalfe County High School

Questions and Answers

1.

Which of the following is the correct unit of measure for a computers overall processing speed?
- A.
  
  Byte
- B.
  
  Binary
- C.
  
  Hertz
- D.
  
  Gigabyte
2.

Convert the binary number 11110000 into its decimal equivalent.
3.

Convert the decimal number 10 into binary.
4.

Convert the hex value AA into binary.
5.

Convert 11000111
6.

If a user want to change their screen resolution they should right click on an open area of the desktop, select the properties sub-menu and then click on what tab with the pop up window?
- A.
  
  Display
- B.
  
  Monitor
- C.
  
  Screen Settings
- D.
  
  Main Menu
7.

Which of the follwoing is the largest unit of computer stoagre listed?
- A.
  
  1 Tb
- B.
  
  1Gb
- C.
  
  100 Mb
- D.
  
  10000 bytes
8.

Which of the follwoing is the smallest unit of computer stoagre listed?
- A.
  
  100 bytes
- B.
  
  1 Tb
- C.
  
  1 Kb
- D.
  
  10 Gb
9.

Base 10 is the same as which of the following numbering systems?
- A.
  
  Hexadecimal
- B.
  
  Binary
- C.
  
  Decimal
- D.
  
  Octal
10.

Base 16 is the same as which of the following numbering systems?
- A.
  
  Hexadecimal
- B.
  
  Binary
- C.
  
  Decimal
- D.
  
  Octal
11.

Base 2 is the same as which of the following numbering systems?
- A.
  
  Hexadecimal
- B.
  
  Binary
- C.
  
  Decimal
- D.
  
  Octal
12.

What are the only 2 symbols that can be used within the binary numering system?
- A.
  
  A & B
- B.
  
  1 & 2
- C.
  
  0 & A
- D.
  
  0 & 1
13.

Convert 100.192 into its binary equivalent.
- A.
  
  01100100.11000000
- B.
  
  10000001.11000000
- C.
  
  01100100.10100000
- D.
  
  01101000.01111110
14.

Which of the following would a computer technician use to change the background to a standard windows XP background on a PC?
- A.
  
  Click on the windows icon, select the run command prompt, type background and select the desired background from the drop down list.
- B.
  
  Open MS word and using the images menu select the desired background and use the Ctrl + C keys to select the image as the background.
- C.
  
  Right click on the desktop and select screen settings option. Within screen settings locate the background tab and select the background that one wishes to utilize and click OK.
- D.
  
  Open control panel and select the display icon. Next select the background tab and apply the background that one wishes to utilize and click on either OK or Apply
15.

Which of the following is not a computer applicaiton?
- A.
  
  Microsoft Word
- B.
  
  Microsoft Paint
- C.
  
  Internet Explorer
- D.
  
  RAM