FACULTY OF SCIENCE DEPARTMENT OF CHEMISTRY

COURSE CODE: CSCS1101: BASIC I.T SKILLS.

CONTINOUS ASSESEMENT SECOND SEMESTER 2014/2015.

STUDENT REG NUMBER: _________________________________________ Time: 1Hr

Instructions: Answer ALL questions; put an (X) on the letter corresponding to the correct answers. Each

question is ½ mark.

1) Chief component of first generation computer was A) Transistors B) Vacuum Tubes and

generation D) Fourth generation

5) Microprocessors as switching devices are for which generation of computers: A) First

generation B) Second generation C) Third generation D) Fourth generation

6) Which operation is performed by the computer A) Inputing B) processing C) controlling D)

understanding

7) Central processing unit is a combination of A) control and storage B) Control and output

unit C) Arithmetic, logic and input unit D) Arithmetic, logic and control unit

8) The brain of any computer is A) control unit B) Buffer C) Accumulator D) Address

9) A storage area used to store data to a compensate for the difference in speed at which the

different units can handle data is A) Memory B) Buffer C) Accumulator D) Address

D) gathering

13. The word processing task associated with changing the appearance of a document is A)

Editing B) Writing C) Formatting D) All of above

14. Which statement is valid about computer program? A) it is understood by a computer B) it

is understood by programmer C) it is understood by user D) Both A & B

15. 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.

16. An integrated circuit is A) a complicated circuit B) An integrated device C) much costlier

than a single transistor D) Fabricated on a tiny silicon chip

17. The term gigabytes refers to A) 1024 bytes B) 1024 kilobytes C) 1024 megabytes D) 1024

20. Which of the following statements is false? A) mechanical analogue computers have existed

for thousands of years B) There are mechanical analogue computers and electronic analogue

computers. C) All electronic computers are digital computers D) All of above are false.

21. What was the main disadvantage of vacuum tubes? A) They were larger in size B) They

consumed a lot of electricity C) They produced heat and often burn out D) The operation cost

was high

22. Which is not a computer of first generation ? A) ENIAC B) UNIVAC C) IBM 360 D) IBM

1431

23. Which unit converts computer data into human readable form? A) input unit B) output unit

C) ALU unit D) control unit

7) A bridge is used to link 1mark

(a) two dissimilar types of networks

(b) two types of networks to an identical one

(c) one type of network to an identical type

(d) one dissimilar type of network to another .

8) Which of the statement below best defines a WAN? 1 mark

(a) Networks that connect users across a large geographical area

(b)Networks that connect devices with a workgroup

(c) The interconnection of LANs within a building

(d) Restrively close together

10) Networks generally consist of a framework which is a common link to all networks within

(d) A framebone

11) The size of a WAN network can be extended by adding : 1 mark

(a) A new router and another communication link

(b) A new hub and another communication link

(c) A new bridge and another communication link

(d) A new switch and another communication link

12) In LAN technologies, the device incorporated in each computer that connects the machine

directly to the network is known as : 1 mark

(a) Network Interface card

(b) Network interface cart

(d) The utility software and application software

14) The first thing that is loaded into the computer when it is switched on is: 1 mark

(a) The operating system

(b) The application software

(c) The utility software

(d) The antivirus software

15. A collection of similar records is referred to as : 1 mark

(a) Record

(b) Database

(c) Field