NECO SSCE - Computer Studies - 2014

What is the function of control unit in the CPU?

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

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

We can improve computer security by the use of?

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

Which of the these is not among the file organization?  

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

Lady Ada Lovelace improved upon the idea of?

In Microsoft Word, the background of word document is?

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

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

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

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

Convert 687 in decimal to base 16?  

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

The common name for all input and output devices is?

Which of these is not an example of a browser?    

Which of these storage media has the lowest capacity?

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

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

The central processing unit is connected to the?

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

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

What is the other word used to describe browsing?

What is the decimal equivalent of the binary number 10110111?

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

The speed of a processor is measured in?

In a worksheet, a set of data is called?

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

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

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

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

AutoCAD is best used in?

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

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

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

The following are examples of synchronous communication, except?

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

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

ROM is also known as? 

What displays the content of the active cell in excel?

The fourth generation programming language includes the following except?

The four standard ports include the following buses, except?

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

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

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

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

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

Which of these is a specialized port?  

The full meaning of BCD is?        

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

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

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

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

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

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

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

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

Search engines are used for the following except? 

The symbolic representation of hard disk is?

(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?

(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