Software

Which utility software is being described:

Software that runs in the background and checks for malware, suspect programs are quarantined and deleted if necessary.

What is meant by the term buffer?

• Part of the RAM which is used to store the operating system in use

• Unused areas on a hard disk drive

• An area in memory that temporarily holds data

• An example of firmware

Which of these options describes a task carried out by the operating system?

• Preventing unauthorized access to a computer system

• Handling the HTTPS requests from a website

• Allocating memory to competing applications running on a computer system

• Booting up the computer motherboard when the computer is powered up

Which of these options describes a task carried out by the operating system?

• Utility program

• Application package

• Embedded system

• Multitasking

Which of these is the name of a type of interface that allows the user to type in commands on a keyboard which gives the computer instructions?

• Command line interface

• Graphical user interface

• Touchscreen interface

• Drop down menu interface

Which of these descriptions is the main purpose of a Graphical User Interface

• Allows a user to directly carry out very complex tasks on a computer

• The apps will run faster in a GUI environment

• A GUI interface makes it much easier to use the computer

• It is a type of app that allows a user to create drawings and images on the screen

Which of the following will produce a signal which is sent to the CPU to suspend its current operation?

• Bootstrap

• Buffer

• Interrupt

• RAM

On which of the following memories are the BIOS settings stored?

• ROM

• RAM

• EEPROM

• Flash memory

Answer explanation

Originally, BIOS firmware was stored in a ROM chip on the PC motherboard. In later computer systems, the BIOS contents are stored on flash memory so it can be rewritten without removing the chip from the motherboard.

Which one of the following statements is TRUE?

• Any device plugged into the USB port of a computer must have a unique serial number

• BIOS settings are stored in ROM so that they cannot be altered at any time by the user

• Interrupts from software always have a higher priority than an app currently being run on a computer

• User accounts allow users to share resources such as printers

Which one of the following statements is FALSE?

• Security management is part of a typical operating system

• Post WIMP (Touch screen) interfaces make use of the more modern optical mouse to select icons

• Logical errors include errors such as division by zero

• Printers use interrupts when they need more data to continue a printing job