Q63.
b
Section
8-4 Hardware
Answer
Explanation
An OLED (Organic Light-Emitting Diode) display is a display device that emits light when
voltage is applied, and is characterized by low voltage drive and low power consumption. It
uses luminescent organic molecules such as diamine and anthracene.
a): Describes an LCD display.
c): Describes a screensaver.
d): Describes a CRT display.
Q64.
a
Section
7-2 Algorithms and programming
Answer
Explanation
If m is equal to zero (0), then it can be divided by two (2) and is an even number.
Q65.
c
Section
9-3 Database
Answer
Explanation
A database backup file is made by copying the database contents at a given point in time, and
storing the file in order to enable recovery of the database.
Q66.
a
Section
9-4 Network
Answer
Explanation
IPv6 (Internet Protocol version 6) is a next generation version of IPv4 that is currently in wide
use. IPv6 manages a larger address space of 128 bits, compared with 32 bits for IPv4, to address the shortage of available IP addresses caused by the rapid spread of the Internet.
Q67.
a
Section
7-2 Algorithms and programming
Answer
Explanation
JavaScript is a program that is directly described within an HTML file, and is executed by a
browser.
Q68.
b
Section
8-2 System component
Answer
Explanation
A client/server system performs processing by dividing the roles of the computer that requests
processing (client), and the computer that executes the processing based on the request (server). In a peer to peer system, the roles of computers are not divided, and the computers are
connected to share a mutually equal relationship for the mutual use of data.
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