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Information technology testing - Part 4

  1. Question 1. Which of the following factors are used for local area network (LAN)?
    1. Connect computers to geographic areas far away from each other
    2. Connect by telecommunications and satellite
    3. Share resources (computers, scanners, .)
    4. All 3 are right
  2. Question 2. Which device uses packet filters and access rules to control access to private networks from public networks, such as the Internet?
    1. Wireless access point
    2. Router
    3. Firewall
    4. Modem
  3. Question 3. Of the two devices: printer and scanner, which device is the device to enter information into the computer?
    1. Scanner
    2. Printer
    3. Both are correct
    4. Both are wrong
  4. Question 4. Computer software is .
    1. All devices that we can see, feel and feel of the computer
    2. All programs are in the computer
    3. The program is in the floppy drive of the computer
    4. All 3 are right
  5. Question 5. What is computer virus
    1. Biological virus spreads through the use of shared keyboards
    2. Computer program describes virus activity
    3. Computer programs have the ability to spread themselves to destroy or steal information
    4. All 3 are wrong
  6. Question 6. What is computer virus?
    1. Is a computer program created by humans
    2. Ability to self-seal, self-copy to spread
    3. Vandalism for computer products
    4. All right
  7. Question 7. In your opinion, what is B-Virus?
    1. Is a type of computer virus mainly spread to drive B
    2. Is a kind of computer virus that mainly spreads to electrical storage
    3. Is the type of computer viurs mainly spread into boot records (Boot records)
    4. Is the type of computer virus mainly spread into files of WinWord and Excel
  8. Question 8. What do you think all the computer viruses try to do?
    1. Infection to boot record
    2. Self-replication
    3. Delete program files on the hard disk
    4. Destroy CMOS
  9. Question 9. How do you understand Computer viruses spread?
    1. Through users, when using wet hands use a computer
    2. Through electrical systems - when using multiple computers at the same time
    3. Through the air environment - when placing computers too close together
    4. All is wrong
  10. Question 10. Macro What is a virus?
    1. Is the type of computer viurs mainly spread into boot records (Boot records)
    2. Is a kind of computer virus that mainly spreads to electrical storage
    3. Is the type of computer virus mainly spread into files of WinWord and Excel
    4. All right
  11. Question 11. Which device is not a data entry device to the computer:
    1. Keyboard
    2. Mouse
    3. Scanner
    4. Speaker
  12. Question 12. Which of the following is used to measure memory capacity on a computer?
    1. KB / s
    2. MB
    3. MHz
    4. Mb / s
  13. Question 13. Unit to measure the speed of internal memory access of the computer is:
    1. Hz
    2. bytes
    3. bit
    4. All 3 are right
  14. Question 14. Unit of measuring the speed of hard drive is:
    1. rpm - rounds per minute (rpm)
    2. bps - bits per second (bits per second)
    3. A and B are wrong
    4. A and B are correct
  15. Question 15. What's the following is not the risk of environmental pollution of waste computer batteries:
    1. Lead pollution
    2. Mercury pollution
    3. Contamination of zinc
    4. Radioactive contamination
4 ★ | 1 Vote
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