Level 2 Unit 2 Mock Exam 5

Question 1

Choose one reason why its important to sync data on devices forming a PAN network

Accepted Answer

Both devices have the most up to date version of data

Question 2

A byte is how many bits in length

Accepted Answer

8 bits

Question 3

One benefit of using a command line interface

Accepted Answer

Less computing power needed, can use lower spec cheaper PC

Question 4

Identify two productivity applications

Accepted Answer

Multi-media, Web authoring

Question 5

Identify three benefits of transferring data over a wired network

Accepted Answer

Send large ammounts of data, fast and securely

Question 6

State one role of the Arithmetic Logic Unit (ALU)

Accepted Answer

Carries out calculations

Question 7

Identify an example of a string used in the image

Accepted Answer

"please type in a number"

Question 8

Identify two devices used to capture data for automated systems

Accepted Answer

Magnetic Card Reader, Optical Character Recognition Reader

Question 9

Identify and example of Boolean used in the image

Accepted Answer

if guess== secretNumber: print (True)

Question 10

Analyse how the features of a mobile operating system are suitable for mobile devices.

Accepted Answer

Designed for touch screen, compact size, accessibility.

Question 11

Explain two other features of a CPU that affect its performance (Choose 2 correct answers)

Accepted Answer

Multi core processors allow more calculations per second, Heat removal, some processors slow or even stop when too hot

Question 12

Data in a byte is stored in what format?

Accepted Answer

Binary

Question 13

Identify three security measures used in technology systems

Accepted Answer

Passwords, Authentication and Levels of Access

Question 14

State the term for a section of code used to perform a frequently executed task

Accepted Answer

Sub routine

Question 15

Identify one cabled method of transferring data between devices

Accepted Answer

Coaxial

Question 16

Give the name of the printed circuit board that holds the main components of a computer

Accepted Answer

Motherboard

Question 17

Explain the role of the address bus

Accepted Answer

Carries memory addresses from main memory to CPU/Registers.

Question 18

Explain one characteristic of a high level programming language

Accepted Answer

Intuative, instruction names and uses have obivious meanings, Clear logical structure, easy to maintain, Close to human language so easier to understand, Not machine code, so can work across different processors.

Question 19

Explain two features of System on chip (SOC) that make it suitable for use in mobile devices

Accepted Answer

Software on chip removing need for additional storage/memory, No need for additional cooling, means devices can be smaller, Greater reliability because less parts to damage or repair, Lower power use, which is good for batteries

Question 20

Identify two other elements of a Graphical User Interface other than a menu

Accepted Answer

Icon, pointer

Question 21

Label the component missing from the CPU diagram

Accepted Answer

Control Unit

Question 22

Identify the flowchart symbol used to show process

Accepted Answer

Rectangle

Question 23

Identify two types of memory used in computers

Accepted Answer

ROM, RAM

Question 24

Explain one way companies can reduce the impact of their computer use on the environment

Accepted Answer

Reduce printing/use electronic files. reduces use of paper

Level 2 Unit 2 Mock Exam 5

Questions 24

Level 2 Unit 2 Mock Exam 5

Questions 24