Assignment 2 ~ THE GOLDEN TRAINING INSITUTE

Instruction:

Attempt all questions

1. Choose the most correct answer for each of the following questions and put a circle around the most correct answer(20 Marks):

i). The term that best describes the physical components of a computer system is?

A. Hardware.

B. Freeware.

C. Software.

D. Courseware.

ii). In micro-computers, it is considered as a portable digital device

A. Photocopier.

B. Desktop computer.

C. Personal digital assistant.

D. Computer screen.

iii). Executing one of the following can slow down the computer’s performance

A. Running several software applications at the same time.

B. Using a small computer monitor.

C. Increasing the amount of RAM available in the computer.

D. Printing documents at a low resolution.

iv). An input device most likely used to input a photograph into a computer is called?

A. Stylus.

B. Microphone.

C. Plotter.

D. Scanner.

v). Which one of the following statements about RAM is true?

A. RAM retains data when the computer shuts down.

B. RAM is read and write memory.

C. RAM is write-only memory.

D. RAM cannot be increased in any computer.

vi). One of the following properties of a central processing unit (CPU) is measured in gigahertz GHz)

A. Cost.

B. Volume.

C. Speed.

D. Temperature.

vii). State the most correct statements from the following

A. A gigabyte is less than a megabyte.

B. A kilobyte is greater than a megabyte.

C. A byte is less than a bit.

D. A terabyte is greater than a gigabyte.

viii). State the odd word out of the following:

A. Plotter.

B. Monitor.

C. Printer.

D. Scanner.

ix). …………………can be taken as an example of application software

A. Windows 7.

B. Ubuntu.

C. Macintosh.

D. Paint.

x). Operating system software can be described as?

A. Software to control the allocation and usage of hardware resources.

B. Software to carry out spreadsheet calculations.

C. Software to operate virus-scanning procedures.

D. Software to manipulate databases

xi). The raw facts and figures are:

A. Data

B. Information

C. Snapshot

D. Reports

xii). Which of the following device can store large amounts of data?

A. Floppy Disk

B. Hard Disk

C. CDROM

D. Zip Disk

xiii). VIRUS stands for

A. Very Important Resource Under Search

B. Virtual Information Resource Under Seize

C. Verify Interchange Result Until Source

D. Very Important Record User Searched

xiv). What is the full form of CRT?

A. current ray tube

B. current ray technology

C. cathode ray tube

D. cathode ray technology

xv). The Analytical Engine developed during First Generation of computers used ___ as a memory unit

A. RAM

B. Floppies

C. Cards

D. Counter Wheels

xvi). The difference between memory and storage is that memory is … and storage is …

A. Temporary, permanent

B. Permanent, temporary

C. Slow, fast

D. All of above

xvii). Which one of the following should be carried out to safeguard files from loss in case the main copy is

damaged?

A. Backup files to a new location on your computer.

B. Install password security.

C. Backup the files regularly and store offsite.

D. Install a firewall.

xviii). Doing any of these allows a virus to enter a computer:

A. Downloading files from the Internet onto the computer.

B. Connecting the computer to a new printer.

C. Running a virus scan on the computer

D. Setting the computer monitor to a low resolution

xix). One of the following actions will send an application window on the task bar

A. Resize

B. Close

C. Maximize

D. Minimize

xx). Software that allows the user to select menu options and icons; makes software easier to use and typically employs a mouse is called?

A. Graphical User Interface

B. Application software

C. Development software

D. Microsoft user Software

iii

vii

viii

xii

xiii

xiv

xvi

xvii

xviii

xix

2. Match the LIST A to LIST B and draw your matching items in the space provided(10 Marks):

LIST A

LIST B

i) A computer virus

ii) A Trojan (or Trojan horse)

iii) A Worm

iv) A time bomb

v) A logic bomb

vi) Macro-viruses

vii) Anti-virus

viii) Shareware

ix) Freeware

x) Encryption

A. Is a program that replicates itself over and over in the computer's memory until the computer can barely function.

B. Viruses that make use of a special customization feature in applications

C. Is software, generally downloaded from the Internet, which can be freely used and distributed?

D. Software that scans files for pieces of code, called signatures, which it recognizes as part of a virus.

E. Is a program that is deliberately created to cause annoyance or alter or delete data.

F. Scrambles the data and makes it unintelligible without the use of a key.

G. Is software which can be freely copied and distributed.

H. Virus that becomes active when a particular activity happens.

I. Is a virus which lies dormant until a certain date or time or for a period of time.

J. Is a virus that hides itself inside another legitimate program.

i)	ii)	iii)	iv)	v)	vi)	vii)	viii)	ix)

3. Write T for a correct statement and F for a statement that is not correct in the space provided(10 Marks):

i) Printers produce a hard copy of the output on paper…………………..

ii) Virtually all computers use some type of screen as their primary output device………….

iii) A microphone translates speech into an electronic signal…………..

iv) A trackball acts as a type of overturned mouse……………….

v) One megabyte is one character which is a number, letter or symbol……………..

vi) ASCII stands for African Standard Code for Information Interchange…………….

vii) Bits are grouped together into sets of ten………………..

viii) Random Access Memory (RAM) holds the current running program and its associated data...

ix) A Program refers to the software that controls the computer and makes it function…..

x) Software is a set of instructions that the computer obeys……………

i)	ii)	iii)	iv)	v)	vi)	vii)	viii)	ix)

SECTION B: 40 MARKS

4. State the keyboard shortcuts for the following expressions:

i) Display the Help menu………………………….

ii) Rename the selected item…………………………

iii) Select multiple individual items in a window or on the desktop……………………

iv) Close the active item, or exit the active program…………………………..

v) Switch between open items………………………………….

vi) Refresh the active window…………………………………..

vii) Paste the selected item……………………………………..

viii) Undo an action…………………………………………..

ix) Redo an action………………………………………..

x) Open the Start menu…………………………………..

5. a. Mention and explain the functions of the three parts of a CPU

……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...

b. Distinguish between RAM and ROM

6. Expand the following abbreviations

WYSIWYG…………………………………………………………………………………
VGA………………………………………………………………………………………..
PC…………………………………………………………………………………………..
OS…………………………………………………………………………………………..

7. Mention two output, and three input devices used in personal computers

……………………………………………………………………………………………………………………...

8. Explain the short procedures of performing the following operations in Ms word

Starting the program

Saving a file

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...

Closing the program

Putting a password to the document

SECTION C: 20Marks

9. a. State three editing, and two formatting features in Ms Word

…………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...

b. Explain five advantages of MS word over a normal type-writer

THE GOLDEN TRAINING INSTITUTE

Assignment 2

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