NECO SSCE - Computer Studies - 2014

Which of the following circuits is used as memory device in a computer? 

In data base, the minimum number of characters. user can input in the field is known as field?

Which of these packages is appropriate for preparing payroll of workers?

The computer that features a Liquid Crystal Display (LCD) is known as ...... Computer?  

ROM is also known as? 

Which of these is not an example of a browser?    

The common name for all input and output devices is?

We can improve computer security by the use of?

The ...... is found in the CPU of a computer.

Integrated circuit chips used in micro computer are made of element called?

The logical unit of transfer between the backing storage and main memory in file organization is called? 

The full meaning of BCD is?        

The mechanical counting device called pascaline was invented by......... pascal? 

Which of the these is not among the file organization?  

36. Which of these characteristics of languages is common to all computer programs?

In a computer system, SQL, simply means ..... Query language?  Sample B. Simple C. Stratified D. Structured E. Summary

The following are examples of synchronous communication, except?

By default in Microsoft word, your document prints in .. mode?

What is the decimal equivalent of the binary number 10110111?

In a worksheet, a set of data is called?

Which of these is a specialized port?  

The distribution of video and audio content to a dispersed audience through electronic media is called?

When a file or folder is deleted, it goes to the? 

Search engines are used for the following except? 

In Microsoft Word, the background of word document is?

Notebook is an example of ..... Computer?

In Microsoft Word, CTRL+ES..... the start menu?   

A/AN is a virus program that copies and multiplies itself by using computer networks and security flaws?   

The user chosen secret string of characters that allows access to the use of computer is called?          

The speed of a processor is measured in?

AutoCAD is best used in?

In the I.P.O cycle, P stands for?

1 megabyte is equivalent to ...... kilobytes?

Convert 687 in decimal to base 16?  

A calculating machine that is made of hardwood with cursor of glass and metal is called?

If P 1 and Q = 1, find the value of NOT(P and Q).

The fourth generation programming language includes the following except?

What is the function of control unit in the CPU?

What displays the content of the active cell in excel?

The central processing unit is connected to the?

How do you find and load a file that has been saved? select ..... command.

The maximum length of 10 base T unshielded twisted pair cable in meters is?

Lady Ada Lovelace improved upon the idea of?

Read Only Memory (ROM) is a kind of...... storage?

The process of .... is difficut without computer in transportation system.

Which of these registered jacks is used in terminating phone lines?    

The transfer of information from the Internet to your computer is called?

Which of these is not a logic comparison symbol in computer studies ? 

Every computer system connected to the Internet must have a unique address?  

The symbolic representation of hard disk is?

The editing features in Microsoft Word include the following, except?    

Any document saved into a disc is referred to as a/an? 

Which of these storage media has the lowest capacity?

Change a\(frac{(b-c)^2}{d +2}\) in algebraic expression to BASIC arithmetic expression.

The four standard ports include the following buses, except?

Which of the following is not a function of symbolic DOS command?

Which of the following is not among the features of presentation package?

In order to find and load a file that has been saved, you need to select the ... Command.

What is the other word used to describe browsing?

The  ...... is added to a host computer hardware in order to expand its abilities?

(a) Draw the AND gate and produce its truth table

(b) List two examples of an output device.

(c)(i) What is a computer virus.

(ii) Give two examples of computer virus.

(d) Convent 28C in hexadecimal to decimal number

(a) What is word processing?

(b) Give two example of word processors.

(c) State two uses of world wide web (www)

(d)(i) List two types of cables. (ii) What is the advantage of registered jacks 11 (RJ11) over other connectors?

(a) What is an operating system?

(b) Give three examples of operating system.

(c) State two differences between the floppy disk and compact disc.

(d) Write a Basic program to calculate the perimeter of a rectangle.

(a)(i) List three classes of computer. (ii) Difference between Analog and Digital computers.

(b) Mention two types of memory.

(c) Give tw0 examples of secondary storage.

(d) Convert 1.44MB to bytes.

Briefly explain the following terms: (a) website (b) protocols (c) webpage (d) e-commerce (e) e-mails.

(a) List two operations that can be performed on computer file.

(b) State three precautions to be taken in order to secure a computer file.

(c) State three advantages of computerized file over manual files.

(d)What is an antivirus?