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