CSEC ICT June 2019 Paper 1 Part 2

Pressure sensors are used MAINLY to detect

• light

• motion

• weight

• warmth

Scrambling of messages at the sending end and unscrambling them at the receiving end is called

• coding

• espionage

• encryption

• eavesdropping

Which of the following is NOT an operating system?

• Linux

• Mac OS

• Windows

• MS Office

Which Of the following can be termed

application software?

• DOS

• Linux

• Mac OS

• Internet Explorer

Which of the following signals represent

the function of a modem?

• Digital and upload

• Analog and digital

• Analog and download

• Download and upload

The illegal copying, distribution or sale of proprietary software is known as

• Computer fraud

• Computer theft

• Software fraud

• Software piracy

Harry interacts with his computer by entering word-based instructions via the keyboard. This is an example of the following interfaces?

• Menu driven

• Graphical user

• Keyboard driven

• Command driven

Item 28 refers to the following specification of a processor for a laptop.

Item 28: Intel Pentium V 64-bit 3.6 GHZ

The 64-bit in this specification means that the processor can :

• access 4 characters at one time

• access 8 characters at one time

• process 4 characters at one time

• process 8 characters at one time

Advantages of electronic information processing include

• retraining of staff

• less human intervention

• less savings on hard copies

• an increased amount of equipment