551ComputerMedium
What is the function of a firewall in computer networking?
AMonitor website traffic
MCQs
Read every question, see the correct answer, and understand the explanation at your own pace. Study mode has no timer and no negative marking.
Correct answer
B. Protect against unauthorized access and threats
Explanation
A firewall is a security system designed to prevent unauthorized access into or out of a computer network. Firewalls are often used to make sure internet users without access are not able to interface with private networks, or intranets, connected to the internet.
Correct answer
A. Horizontal axis
Explanation
Horizontal axis is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
A. frames page
Explanation
frames page is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
C. Android 5.0 Lollipop
Explanation
Android 5.0 Lollipop is the first completely 64-bit compatible version of Android.
Correct answer
A. A3:G3
Explanation
A3:G3 is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
B. International Business Machine
Explanation
International Business Machine is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
A. RAM
Explanation
Volatile memory is computer memory that requires power to maintain the stored information. Most modern semiconductor volatile memory is either Static RAM (see SRAM) or dynamic RAM (see DRAM). SRAM retains its contents as long as the power is connected and is easy to interface to but uses six transistors per bit.
Correct answer
A. Universal Automatic Computer
Explanation
Universal Automatic Computer is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
A. Italic
Explanation
Italic is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
A. Final Step Of Video Production
Explanation
Final Step Of Video Production is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.