APPSC – ASO Key for GS, Commerce, Economics, Maths, Statistics and Computers

The APPSC (Andhra Pradesh Public Service Commission) has released official and final key of the examinations conducted for the recruitment of Assistant Statistical Officers (ASO) . The key is provided / released for Paper 1 (General Studies and Mental Ability) and Paper 2 (Subject Papers – Economics, Commerce, Statistics, Computer Science and Mathematics).

We have already posted General Studies question paper with key in the earlier post on this website. We are giving only the official final key here for your reference. See links below:

ASO Commerce Key

ASO Statistics Key

ASO Mathematics Key

ASO General Studies Key

ASO economics Key

ASO Computers Key

APPSC – ASO Paper 2 Computer Science Question Paper

Following is the question paper of APPSC – Assistant Statistical Officers (ASO) examination held on 29th July 2012 in Andhra Pradesh. The written examination paper named Computer Science consists of 150 objective multiple choice questions. Each question will carry 1 marks and the entire paper is for 150 marks. Duration of the exam is 150 minutes. The key / answers are not available at the moment and we shall try to post the same in due course. Following is the complete question paper of APPSC – ASO Paper 2 (Computer Sciences). See some model questions also here and get the question paper from the link given below these questions. You can download the paper if you like to keep it with you for future reference:

See Official Key for GS and Paper 2 Subjects

1. How many bits are there in 4 nibbles?
1) 4 2) 8 3) 16 d) 32

2) What is the BCD equivalent for Gray number 1110?
1) 0001 – 0001
2) 0001 0000
3) 0001 0010
4) 0001 0100

3) The addressing mode used in an instruction of the form SUB A, B is?
1) Absolute
2) Immediate
3) Index
4) Indirect

4) Which of the following registers holds the address of the next instruction to be executed by the CPU?
1) Instruction register
2) Program counter
3) Data register
4) Stack pointer

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